Wright State University Lake Campus/2016-9/Phy1050/Sample exams

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htw20160712T231909

This identifier represents a unique rendition of the course htw. It contains 2 versions that are identical except for numerical values and order of questions and answers in test. For more information visit Quizbank.

htw:T1:V1[edit]

htw20160712T231909

1) What was Plank's understanding of the significance of his work on blackbody radiation?

a) the thought it was some sort of mathematical trick
b) he knew it would someday win him a Nobel prize
c) he was afraid to publish it for fear of losing his reputation
d) he eventually convinced his dissertation committee that the theory was correct

2) After passing through a the lens of a camera or the eye, the focal point is defined as where the rays meet.

a) false
b) true

3) A car is traveling in a perfect circle at constant speed. If the car is headed north while turning west, the acceleration is

a) south
b) east
c) north
d) west
e) zero

4) What are the units of Plank's constant?

a) momentum x distance
b) energy x time
c) mass x velocity x distance
d) all of the above
e) none of the above

5) Excepting cases where where quantum jumps in energy are induced in another object (i.e., using only the uncertainty principle), which would NOT put a classical particle into the quantum regime?

a) low speed
b) low mass
c) high speed
d) confinement to a small space

6) The law of reflection applies to

a) only light in a vacuum
b) curved surfaces
c) flat surfaces
d) telescopes but not microscopes
e) both flat and curved surfaces

7) Mr. Smith starts at rest and accelerates to a speed of 4 m/s, in 2 seconds. He then travels at this speed for an additional 3 seconds. Then he decelerates uniformly, taking 2 seconds to come to rest. How far did he travel?

a) 22.0 meters
b) 21.0 meters
c) 23.0 meters
d) 20.0 meters
e) 19.0 meters

8) Pulse interference 1.svgThese two pulses will collide and produce

a) positive interference
b) negative diffraction
c) negative interference
d) positive diffraction

9) A car is traveling in a perfect circle at constant speed. If the car is headed north while turning east, the acceleration is

a) zero
b) south
c) east
d) west
e) north

10) Why do rough walls give a concert hall a “fuller” sound, compared to smooth walls?

a) The difference in path lengths creates more reverberation.
b) The difference in path lengths creates more echo.
c) Rough walls make for a louder sound.

11) Mr. Smith is driving at a speed of 5 m/s, when he slows down to a speed of 4 m/s, when he hits a wall at this speed, after travelling for 2 seconds. How far did he travel?

a) 10.0 meters
b) 12.0 meters
c) 11.0 meters
d) 8.0 meters
e) 9.0 meters

12) If you toss a coin into the air, the velocity while it as its highest point is

a) zero
b) down
c) up

13) Mr. Smith starts from rest and accelerates to 2 m/s in 3 seconds. How far did he travel?

a) 7.0 meters
b) 5.0 meters
c) 3.0 meters
d) 6.0 meters
e) 4.0 meters

14) Which lens has the shorter focal length?

a) They have the same focal lengh.
b) Ray drawing eye schematic01.svg
c) Ray drawing eye schematic.svg

15) A car is headed due north and increasing its speed. It is also turning right because it is also traveling in a perfect circle. The velocity vector points

a) southwest
b) south
c) north
d) northeast
e) northwest

16) Why don't we hear beats when two different notes on a piano are played at the same time?

a) Echo usually stifles the beats
b) The beats happen so many times per second you can't hear them.
c) The note is over by the time the first beat is heard
d) Reverberation usually stifles the beats

17) If you toss a coin into the air, the acceleration while it as its highest point is

a) zero
b) down
c) up

18) The focal point is where

a) rays meet whenever they are forming an image
b) rays meet whenever they pass through a lens
c) the center of the lens
d) rays meet if they are parallel to each other
e) rays meet if they were parallel to the optical axis before striking a lens

19) Mr. Smith is driving at a speed of 7 m/s, when he slows down to a speed of 5 m/s, when he hits a wall at this speed, after travelling for 4 seconds. How far did he travel?

a) 27.0 meters
b) 26.0 meters
c) 24.0 meters
d) 25.0 meters
e) 23.0 meters

20) If you toss a coin into the air, the velocity on the way down is

a) down
b) zero
c) up

21) As the Moon circles Earth, the acceleration of the Moon is

a) opposite the direction of the Moon's velocity
b) zero
c) in the same direction as the Moon's velocity
d) away from Earth
e) towards Earth

22) People don't usually perceive an echo when

a) it arrives at exactly the same pitch
b) it arrives less than a tenth of a second after the original sound
c) it arrives at a higher pitch
d) it arrives at a lower pitch
e) it takes more than a tenth of a second after the original sound to arrive

23) If a source of sound is moving towards you, the pitch becomes

a) higher
b) unchanged
c) lower

24) A car is headed due north and decreasing its speed. It is also turning left because it is also traveling in a perfect circle. The acceleration vector points

a) southeast
b) northwest
c) southwest
d) south
e) west

25) Pulse interference 2.svgThese two pulses will collide and produce

a) positive diffraction
b) negative interference
c) negative diffraction
d) positive interference

26) What was "spooky" about Taylor's 1909 experiment with wave interference?

a) The interference pattern mysteriously disappeared.
b) The light was so dim that the photoelectric effect couldn't occur
c) The light was so dim that only one photon at a time was near the slits.
d) The light was dim, but it didn't matter because he was blind.

27) Mr. Smith is driving at a speed of 7 m/s, when he slows down to a speed of 5 m/s, when he hits a wall at this speed, after travelling for 2 seconds. How far did he travel?

a) 11.0 meters
b) 12.0 meters
c) 10.0 meters
d) 8.0 meters
e) 9.0 meters
28)
Lens1b.svg
Shown is a corrective lens by a person who needs glasses. This ray diagram illustrates
a) how a farsighted person might see an object that is too close for comfort
b) how a nearsighted person might see a distant object
c) how a farsighted person might see a distant object
d) how a nearsighted person might see an object that is too close for comfort

29) An important principle that allows fiber optics to work is

a) partial internal absorption
b) the Doppler shift
c) total internal reflection
d) the invariance of the speed of light
e) total external refraction

30) When a wave is reflected off a stationary barrier, the reflected wave

a) has lower amplitude than the incident wave
b) both of these are true
c) has higher frequency than the incident wave

KEY:htw:T1:V1[edit]

htw20160712T231909

1) What was Plank's understanding of the significance of his work on blackbody radiation?

-a) he was afraid to publish it for fear of losing his reputation
+b) the thought it was some sort of mathematical trick
-c) he eventually convinced his dissertation committee that the theory was correct
-d) he knew it would someday win him a Nobel prize

2) After passing through a the lens of a camera or the eye, the focal point is defined as where the rays meet.

+a) false
-b) true

3) A car is traveling in a perfect circle at constant speed. If the car is headed north while turning west, the acceleration is

-a) south
-b) zero
-c) north
-d) east
+e) west

4) What are the units of Plank's constant?

-a) energy x time
+b) all of the above
-c) none of the above
-d) momentum x distance
-e) mass x velocity x distance

5) Excepting cases where where quantum jumps in energy are induced in another object (i.e., using only the uncertainty principle), which would NOT put a classical particle into the quantum regime?

+a) high speed
-b) low mass
-c) low speed
-d) confinement to a small space

6) The law of reflection applies to

-a) flat surfaces
+b) both flat and curved surfaces
-c) curved surfaces
-d) telescopes but not microscopes
-e) only light in a vacuum

7) Mr. Smith starts at rest and accelerates to a speed of 4 m/s, in 2 seconds. He then travels at this speed for an additional 3 seconds. Then he decelerates uniformly, taking 2 seconds to come to rest. How far did he travel?

-a) 19.0 meters
+b) 20.0 meters
-c) 22.0 meters
-d) 21.0 meters
-e) 23.0 meters

8) Pulse interference 1.svgThese two pulses will collide and produce

-a) positive diffraction
-b) negative diffraction
+c) positive interference
-d) negative interference

9) A car is traveling in a perfect circle at constant speed. If the car is headed north while turning east, the acceleration is

-a) zero
-b) south
-c) west
+d) east
-e) north

10) Why do rough walls give a concert hall a “fuller” sound, compared to smooth walls?

-a) The difference in path lengths creates more echo.
+b) The difference in path lengths creates more reverberation.
-c) Rough walls make for a louder sound.

11) Mr. Smith is driving at a speed of 5 m/s, when he slows down to a speed of 4 m/s, when he hits a wall at this speed, after travelling for 2 seconds. How far did he travel?

+a) 9.0 meters
-b) 8.0 meters
-c) 12.0 meters
-d) 10.0 meters
-e) 11.0 meters

12) If you toss a coin into the air, the velocity while it as its highest point is

-a) up
+b) zero
-c) down

13) Mr. Smith starts from rest and accelerates to 2 m/s in 3 seconds. How far did he travel?

-a) 7.0 meters
-b) 4.0 meters
+c) 3.0 meters
-d) 6.0 meters
-e) 5.0 meters

14) Which lens has the shorter focal length?

-a) They have the same focal lengh.
-b) Ray drawing eye schematic01.svg
+c) Ray drawing eye schematic.svg

15) A car is headed due north and increasing its speed. It is also turning right because it is also traveling in a perfect circle. The velocity vector points

-a) northeast
-b) southwest
-c) northwest
-d) south
+e) north

16) Why don't we hear beats when two different notes on a piano are played at the same time?

-a) The note is over by the time the first beat is heard
-b) Echo usually stifles the beats
-c) Reverberation usually stifles the beats
+d) The beats happen so many times per second you can't hear them.

17) If you toss a coin into the air, the acceleration while it as its highest point is

-a) zero
+b) down
-c) up

18) The focal point is where

-a) rays meet whenever they pass through a lens
+b) rays meet if they were parallel to the optical axis before striking a lens
-c) the center of the lens
-d) rays meet if they are parallel to each other
-e) rays meet whenever they are forming an image

19) Mr. Smith is driving at a speed of 7 m/s, when he slows down to a speed of 5 m/s, when he hits a wall at this speed, after travelling for 4 seconds. How far did he travel?

-a) 27.0 meters
-b) 25.0 meters
-c) 23.0 meters
-d) 26.0 meters
+e) 24.0 meters

20) If you toss a coin into the air, the velocity on the way down is

+a) down
-b) up
-c) zero

21) As the Moon circles Earth, the acceleration of the Moon is

-a) opposite the direction of the Moon's velocity
+b) towards Earth
-c) in the same direction as the Moon's velocity
-d) zero
-e) away from Earth

22) People don't usually perceive an echo when

-a) it arrives at exactly the same pitch
-b) it arrives at a higher pitch
+c) it arrives less than a tenth of a second after the original sound
-d) it arrives at a lower pitch
-e) it takes more than a tenth of a second after the original sound to arrive

23) If a source of sound is moving towards you, the pitch becomes

+a) higher
-b) lower
-c) unchanged

24) A car is headed due north and decreasing its speed. It is also turning left because it is also traveling in a perfect circle. The acceleration vector points

+a) southwest
-b) southeast
-c) south
-d) west
-e) northwest

25) Pulse interference 2.svgThese two pulses will collide and produce

-a) negative diffraction
-b) positive diffraction
-c) positive interference
+d) negative interference

26) What was "spooky" about Taylor's 1909 experiment with wave interference?

-a) The light was dim, but it didn't matter because he was blind.
-b) The light was so dim that the photoelectric effect couldn't occur
-c) The interference pattern mysteriously disappeared.
+d) The light was so dim that only one photon at a time was near the slits.

27) Mr. Smith is driving at a speed of 7 m/s, when he slows down to a speed of 5 m/s, when he hits a wall at this speed, after travelling for 2 seconds. How far did he travel?

-a) 9.0 meters
-b) 10.0 meters
-c) 11.0 meters
-d) 8.0 meters
+e) 12.0 meters
28)
Lens1b.svg
Shown is a corrective lens by a person who needs glasses. This ray diagram illustrates
-a) how a farsighted person might see an object that is too close for comfort
-b) how a nearsighted person might see an object that is too close for comfort
-c) how a farsighted person might see a distant object
+d) how a nearsighted person might see a distant object

29) An important principle that allows fiber optics to work is

-a) total external refraction
-b) partial internal absorption
-c) the Doppler shift
-d) the invariance of the speed of light
+e) total internal reflection

30) When a wave is reflected off a stationary barrier, the reflected wave

+a) has lower amplitude than the incident wave
-b) both of these are true
-c) has higher frequency than the incident wave

htw:T1:V2[edit]

htw20160712T231909

1) When a wave is reflected off a stationary barrier, the reflected wave

a) both of these are true
b) has higher frequency than the incident wave
c) has lower amplitude than the incident wave

2) A car is traveling in a perfect circle at constant speed. If the car is headed north while turning west, the acceleration is

a) north
b) zero
c) west
d) south
e) east

3) What are the units of Plank's constant?

a) none of the above
b) energy x time
c) mass x velocity x distance
d) momentum x distance
e) all of the above

4) An important principle that allows fiber optics to work is

a) total external refraction
b) total internal reflection
c) the invariance of the speed of light
d) partial internal absorption
e) the Doppler shift

5) Why don't we hear beats when two different notes on a piano are played at the same time?

a) Reverberation usually stifles the beats
b) The note is over by the time the first beat is heard
c) Echo usually stifles the beats
d) The beats happen so many times per second you can't hear them.

6) Why do rough walls give a concert hall a “fuller” sound, compared to smooth walls?

a) The difference in path lengths creates more reverberation.
b) Rough walls make for a louder sound.
c) The difference in path lengths creates more echo.

7) A car is traveling in a perfect circle at constant speed. If the car is headed north while turning east, the acceleration is

a) zero
b) north
c) east
d) west
e) south
8)
Lens1b.svg
Shown is a corrective lens by a person who needs glasses. This ray diagram illustrates
a) how a nearsighted person might see a distant object
b) how a farsighted person might see a distant object
c) how a farsighted person might see an object that is too close for comfort
d) how a nearsighted person might see an object that is too close for comfort

9) If a source of sound is moving towards you, the pitch becomes

a) higher
b) unchanged
c) lower

10) If you toss a coin into the air, the velocity while it as its highest point is

a) zero
b) up
c) down

11) Mr. Smith is driving at a speed of 5 m/s, when he slows down to a speed of 4 m/s, when he hits a wall at this speed, after travelling for 2 seconds. How far did he travel?

a) 11.0 meters
b) 10.0 meters
c) 12.0 meters
d) 8.0 meters
e) 9.0 meters

12) Pulse interference 1.svgThese two pulses will collide and produce

a) negative interference
b) positive interference
c) positive diffraction
d) negative diffraction

13) Mr. Smith starts at rest and accelerates to a speed of 4 m/s, in 2 seconds. He then travels at this speed for an additional 3 seconds. Then he decelerates uniformly, taking 2 seconds to come to rest. How far did he travel?

a) 21.0 meters
b) 20.0 meters
c) 19.0 meters
d) 23.0 meters
e) 22.0 meters

14) What was Plank's understanding of the significance of his work on blackbody radiation?

a) he knew it would someday win him a Nobel prize
b) he was afraid to publish it for fear of losing his reputation
c) he eventually convinced his dissertation committee that the theory was correct
d) the thought it was some sort of mathematical trick

15) A car is headed due north and increasing its speed. It is also turning right because it is also traveling in a perfect circle. The velocity vector points

a) southwest
b) northwest
c) north
d) northeast
e) south

16) After passing through a the lens of a camera or the eye, the focal point is defined as where the rays meet.

a) true
b) false

17) Which lens has the shorter focal length?

a) Ray drawing eye schematic01.svg
b) They have the same focal lengh.
c) Ray drawing eye schematic.svg

18) What was "spooky" about Taylor's 1909 experiment with wave interference?

a) The light was so dim that only one photon at a time was near the slits.
b) The interference pattern mysteriously disappeared.
c) The light was so dim that the photoelectric effect couldn't occur
d) The light was dim, but it didn't matter because he was blind.

19) The law of reflection applies to

a) only light in a vacuum
b) both flat and curved surfaces
c) telescopes but not microscopes
d) flat surfaces
e) curved surfaces

20) A car is headed due north and decreasing its speed. It is also turning left because it is also traveling in a perfect circle. The acceleration vector points

a) west
b) southwest
c) northwest
d) south
e) southeast

21) If you toss a coin into the air, the velocity on the way down is

a) zero
b) up
c) down

22) The focal point is where

a) rays meet whenever they are forming an image
b) rays meet if they were parallel to the optical axis before striking a lens
c) rays meet if they are parallel to each other
d) rays meet whenever they pass through a lens
e) the center of the lens

23) Pulse interference 2.svgThese two pulses will collide and produce

a) negative diffraction
b) positive interference
c) positive diffraction
d) negative interference

24) Mr. Smith starts from rest and accelerates to 2 m/s in 3 seconds. How far did he travel?

a) 6.0 meters
b) 7.0 meters
c) 5.0 meters
d) 3.0 meters
e) 4.0 meters

25) Mr. Smith is driving at a speed of 7 m/s, when he slows down to a speed of 5 m/s, when he hits a wall at this speed, after travelling for 4 seconds. How far did he travel?

a) 26.0 meters
b) 24.0 meters
c) 25.0 meters
d) 23.0 meters
e) 27.0 meters

26) Mr. Smith is driving at a speed of 7 m/s, when he slows down to a speed of 5 m/s, when he hits a wall at this speed, after travelling for 2 seconds. How far did he travel?

a) 9.0 meters
b) 8.0 meters
c) 10.0 meters
d) 11.0 meters
e) 12.0 meters

27) If you toss a coin into the air, the acceleration while it as its highest point is

a) zero
b) down
c) up

28) Excepting cases where where quantum jumps in energy are induced in another object (i.e., using only the uncertainty principle), which would NOT put a classical particle into the quantum regime?

a) low mass
b) low speed
c) confinement to a small space
d) high speed

29) People don't usually perceive an echo when

a) it arrives less than a tenth of a second after the original sound
b) it arrives at a lower pitch
c) it arrives at exactly the same pitch
d) it takes more than a tenth of a second after the original sound to arrive
e) it arrives at a higher pitch

30) As the Moon circles Earth, the acceleration of the Moon is

a) away from Earth
b) in the same direction as the Moon's velocity
c) opposite the direction of the Moon's velocity
d) towards Earth
e) zero

KEY:htw:T1:V2[edit]

htw20160712T231909

1) When a wave is reflected off a stationary barrier, the reflected wave

+a) has lower amplitude than the incident wave
-b) both of these are true
-c) has higher frequency than the incident wave

2) A car is traveling in a perfect circle at constant speed. If the car is headed north while turning west, the acceleration is

-a) zero
-b) north
-c) south
+d) west
-e) east

3) What are the units of Plank's constant?

+a) all of the above
-b) none of the above
-c) mass x velocity x distance
-d) energy x time
-e) momentum x distance

4) An important principle that allows fiber optics to work is

+a) total internal reflection
-b) partial internal absorption
-c) total external refraction
-d) the Doppler shift
-e) the invariance of the speed of light

5) Why don't we hear beats when two different notes on a piano are played at the same time?

+a) The beats happen so many times per second you can't hear them.
-b) Echo usually stifles the beats
-c) Reverberation usually stifles the beats
-d) The note is over by the time the first beat is heard

6) Why do rough walls give a concert hall a “fuller” sound, compared to smooth walls?

+a) The difference in path lengths creates more reverberation.
-b) Rough walls make for a louder sound.
-c) The difference in path lengths creates more echo.

7) A car is traveling in a perfect circle at constant speed. If the car is headed north while turning east, the acceleration is

+a) east
-b) south
-c) north
-d) zero
-e) west
8)
Lens1b.svg
Shown is a corrective lens by a person who needs glasses. This ray diagram illustrates
-a) how a farsighted person might see an object that is too close for comfort
-b) how a farsighted person might see a distant object
-c) how a nearsighted person might see an object that is too close for comfort
+d) how a nearsighted person might see a distant object

9) If a source of sound is moving towards you, the pitch becomes

-a) unchanged
+b) higher
-c) lower

10) If you toss a coin into the air, the velocity while it as its highest point is

-a) up
-b) down
+c) zero

11) Mr. Smith is driving at a speed of 5 m/s, when he slows down to a speed of 4 m/s, when he hits a wall at this speed, after travelling for 2 seconds. How far did he travel?

+a) 9.0 meters
-b) 12.0 meters
-c) 10.0 meters
-d) 8.0 meters
-e) 11.0 meters

12) Pulse interference 1.svgThese two pulses will collide and produce

-a) negative interference
+b) positive interference
-c) negative diffraction
-d) positive diffraction

13) Mr. Smith starts at rest and accelerates to a speed of 4 m/s, in 2 seconds. He then travels at this speed for an additional 3 seconds. Then he decelerates uniformly, taking 2 seconds to come to rest. How far did he travel?

-a) 23.0 meters
-b) 21.0 meters
-c) 22.0 meters
+d) 20.0 meters
-e) 19.0 meters

14) What was Plank's understanding of the significance of his work on blackbody radiation?

-a) he was afraid to publish it for fear of losing his reputation
-b) he knew it would someday win him a Nobel prize
+c) the thought it was some sort of mathematical trick
-d) he eventually convinced his dissertation committee that the theory was correct

15) A car is headed due north and increasing its speed. It is also turning right because it is also traveling in a perfect circle. The velocity vector points

-a) northwest
+b) north
-c) northeast
-d) south
-e) southwest

16) After passing through a the lens of a camera or the eye, the focal point is defined as where the rays meet.

-a) true
+b) false

17) Which lens has the shorter focal length?

-a) They have the same focal lengh.
-b) Ray drawing eye schematic01.svg
+c) Ray drawing eye schematic.svg

18) What was "spooky" about Taylor's 1909 experiment with wave interference?

-a) The interference pattern mysteriously disappeared.
+b) The light was so dim that only one photon at a time was near the slits.
-c) The light was dim, but it didn't matter because he was blind.
-d) The light was so dim that the photoelectric effect couldn't occur

19) The law of reflection applies to

-a) curved surfaces
-b) flat surfaces
-c) telescopes but not microscopes
+d) both flat and curved surfaces
-e) only light in a vacuum

20) A car is headed due north and decreasing its speed. It is also turning left because it is also traveling in a perfect circle. The acceleration vector points

+a) southwest
-b) southeast
-c) south
-d) west
-e) northwest

21) If you toss a coin into the air, the velocity on the way down is

+a) down
-b) up
-c) zero

22) The focal point is where

-a) rays meet whenever they pass through a lens
+b) rays meet if they were parallel to the optical axis before striking a lens
-c) rays meet if they are parallel to each other
-d) the center of the lens
-e) rays meet whenever they are forming an image

23) Pulse interference 2.svgThese two pulses will collide and produce

-a) positive diffraction
-b) negative diffraction
-c) positive interference
+d) negative interference

24) Mr. Smith starts from rest and accelerates to 2 m/s in 3 seconds. How far did he travel?

+a) 3.0 meters
-b) 6.0 meters
-c) 4.0 meters
-d) 7.0 meters
-e) 5.0 meters

25) Mr. Smith is driving at a speed of 7 m/s, when he slows down to a speed of 5 m/s, when he hits a wall at this speed, after travelling for 4 seconds. How far did he travel?

-a) 23.0 meters
+b) 24.0 meters
-c) 26.0 meters
-d) 27.0 meters
-e) 25.0 meters

26) Mr. Smith is driving at a speed of 7 m/s, when he slows down to a speed of 5 m/s, when he hits a wall at this speed, after travelling for 2 seconds. How far did he travel?

-a) 10.0 meters
-b) 8.0 meters
+c) 12.0 meters
-d) 9.0 meters
-e) 11.0 meters

27) If you toss a coin into the air, the acceleration while it as its highest point is

+a) down
-b) zero
-c) up

28) Excepting cases where where quantum jumps in energy are induced in another object (i.e., using only the uncertainty principle), which would NOT put a classical particle into the quantum regime?

-a) low mass
+b) high speed
-c) low speed
-d) confinement to a small space

29) People don't usually perceive an echo when

-a) it arrives at a higher pitch
-b) it arrives at exactly the same pitch
+c) it arrives less than a tenth of a second after the original sound
-d) it arrives at a lower pitch
-e) it takes more than a tenth of a second after the original sound to arrive

30) As the Moon circles Earth, the acceleration of the Moon is

-a) in the same direction as the Moon's velocity
-b) away from Earth
-c) opposite the direction of the Moon's velocity
+d) towards Earth
-e) zero

htw:T2:V1[edit]

htw20160712T231909

1) The Manhattan project made

a) plutonium and enriched uranium
b) uranium and enriched plutonium
c) plutonium and enriched hesparium

2) One concern is that long term nuclear waste management is now being performed by a number of private waste management companies

a) false
b) true

3) From the figure depicting percentage of power produced by nuclear power plants, we see that the proper ranking from greatest to least reliance on nuclear power for three nations is

a) United States, France, with Turkey least reliant.
b) France, United States, with Turkey least reliant.
c) France ,Turkey , with the United States least reliant.
d) United States, Turkey, France least reliant.

4) The industrial revolution began in

a) Germany
b) simultaneously in Europe and the United States
c) United States
d) simultaneously in a variety of European nations
e) Great Britain

5) It has been estimated that farmland lost due to Fukushima accident will not be farmed for centuries

a) true
b) false

6) It has been estimated that farmland lost due to Fukushima accident will be again useful for farming in 40-60 years

a) false
b) true

7) The first nuclear power plant to contribute to the grid was situated in

a) Great Britain
b) Virginia
c) Oak Ridge
d) Russia

8) Estimates of additional nuclear generating capacity to be built by 2035 fell by ______ percent after the Fukushima nuclear accident in 2011.

a) 50
b) 10
c) 90

9) In the United States, reprocessing of spent Uranium

a) provides 20% of our fuel needs and allows the United States to export nuclear fuel
b) is not allowed due to nuclear weapon proliferation concerns
c) is not allowed due to waste management concerns
d) provides 5% of our fuel needs which is consumed within the United states

10) In the photoelectric effect, how was the maximum kinetic energy measured?

a) by measuring the wavelength of the light
b) by measuring the voltage required to prevent the electrons from passing between the two electrodes.
c) by measuring the distance between the electrodes

11) Cartwright built two textile factories. One of them

a) is still in use today
b) was sabotaged by workers
c) was transported to Germany
d) two of these are true
e) burned down

12) One concern about fast breeder reactors is that the uranium reserves will be exhausted more quickly

a) true
b) false

13) The Miner's Friend

a) was electrical lighting
b) transported miners
c) provided ventilation
d) pumped water

14) During the Industrial Revolution, the best Chemists were trained in

a) Italy
b) United States
c) Great Britain
d) Germany
e) Sweden

15) High-level radioactive waste management is a daunting problem because

a) they cannot be stored underground
b) the isotopes are short-lived
c) the isotopes are long-lived

16) Henry Cort developed rolling, which is 15 times _____ than ______

a) cheaper, puddling
b) cheaper, hammering
c) faster, hammering
d) faster, puddling

17) The Calico Acts were initially designed to protect

a) small manufacturers
b) large manufacturers
c) the woollen industry
d) domestic cotton production

18) Which was developed first, nuclear power generation or nuclear weapons?

a) they were developed simultaneously
b) nuclear power generation
c) nuclear weapons

19) A major change in the metal industries during the era of the Industrial Revolution was the replacement of wood and other bio-fuels with coal. Compared to wood, coal required

a) less labour to mine, but was less abundant (until the Rineland coal fields were discovered).
b) less labour to mine and was also more abundant.
c) about the same labour to mine, but was more abundant than wood.

20) More US nuclear submarines sank due to nuclear accidents than did Russian submarines

a) false
b) true

21) Fast breeder reactors use uranium-238, an isotope which constitutes _____ of naturally occurring uranium

a) 3%
b) 99%
c) 30%
d) 60%
e) 1 %

22) The reprocessing of spent Uranium helps alleviate the problem of long term waste storage

a) true
b) false

23) On the eve of the Industrial Revolution, when the textile industry was largely a cottage industry, women did the ______ and men did the _______. If a loom was used, the work done by the women required ______ person hours.

a) spinning, weaving, more
b) weaving, spinning, fewer
c) weaving, spinning, more
d) spinning, weaving, fewer

24) How does Wikipedia assess the prospects of commercial fusion power production before 2050?

a) expected
b) impossible
c) likely
d) unlikely

25) Manchester acquired the nickname __________ during the early 19th century owing to its sprawl of ______

a) Cottonopolis, textile factories
b) Cokopolis, coke processing plants
c) Weavopolis, Weaving factories
d) Coalopolis, coal mines

26) Neutrons and protons both have "strong" short range interactions with the nucleus. Why can't slow protons be used to cause nuclei to undergo fission?

a) slow protons can induce fission but they are too expensive to produce
b) slow protons are attracted to the nucleus
c) protons are positively charged
d) protons move at the speed of light

27) Chadwick's discovery of the neutron was significant because neutrons

a) can be used to create radioactive material at a low price
b) are not radioactive
c) are an excellent fuel for nuclear power

28) The Atomic Age, published in 1945, predicted ...

a) nuclear war
b) a world government to prevent nuclear war
c) that fossil fuels would go unused
d) widespread radiation poisoning

29) Reactors that use natural (unenriched) uranium are

a) are likely to emerge in the next few decades
b) are already in use
c) considered impossible

30) For most of the period of the Industrial Revolution, the majority of industrial power was supplied by

a) water and steam.
b) steam and wind.
c) water and wind.

KEY:htw:T2:V1[edit]

htw20160712T231909

1) The Manhattan project made

-a) uranium and enriched plutonium
+b) plutonium and enriched uranium
-c) plutonium and enriched hesparium

2) One concern is that long term nuclear waste management is now being performed by a number of private waste management companies

-a) true
+b) false

3) From the figure depicting percentage of power produced by nuclear power plants, we see that the proper ranking from greatest to least reliance on nuclear power for three nations is

+a) France, United States, with Turkey least reliant.
-b) United States, France, with Turkey least reliant.
-c) United States, Turkey, France least reliant.
-d) France ,Turkey , with the United States least reliant.

4) The industrial revolution began in

-a) simultaneously in a variety of European nations
-b) simultaneously in Europe and the United States
-c) United States
+d) Great Britain
-e) Germany

5) It has been estimated that farmland lost due to Fukushima accident will not be farmed for centuries

-a) false
+b) true

6) It has been estimated that farmland lost due to Fukushima accident will be again useful for farming in 40-60 years

-a) true
+b) false

7) The first nuclear power plant to contribute to the grid was situated in

-a) Virginia
-b) Great Britain
+c) Russia
-d) Oak Ridge

8) Estimates of additional nuclear generating capacity to be built by 2035 fell by ______ percent after the Fukushima nuclear accident in 2011.

+a) 50
-b) 10
-c) 90

9) In the United States, reprocessing of spent Uranium

+a) is not allowed due to nuclear weapon proliferation concerns
-b) provides 20% of our fuel needs and allows the United States to export nuclear fuel
-c) is not allowed due to waste management concerns
-d) provides 5% of our fuel needs which is consumed within the United states

10) In the photoelectric effect, how was the maximum kinetic energy measured?

+a) by measuring the voltage required to prevent the electrons from passing between the two electrodes.
-b) by measuring the wavelength of the light
-c) by measuring the distance between the electrodes

11) Cartwright built two textile factories. One of them

+a) two of these are true
-b) was transported to Germany
-c) burned down
-d) was sabotaged by workers
-e) is still in use today

12) One concern about fast breeder reactors is that the uranium reserves will be exhausted more quickly

+a) false
-b) true

13) The Miner's Friend

-a) was electrical lighting
+b) pumped water
-c) provided ventilation
-d) transported miners

14) During the Industrial Revolution, the best Chemists were trained in

-a) Italy
-b) Great Britain
-c) Sweden
+d) Germany
-e) United States

15) High-level radioactive waste management is a daunting problem because

-a) the isotopes are short-lived
+b) the isotopes are long-lived
-c) they cannot be stored underground

16) Henry Cort developed rolling, which is 15 times _____ than ______

-a) cheaper, hammering
+b) faster, hammering
-c) cheaper, puddling
-d) faster, puddling

17) The Calico Acts were initially designed to protect

-a) large manufacturers
-b) small manufacturers
-c) domestic cotton production
+d) the woollen industry

18) Which was developed first, nuclear power generation or nuclear weapons?

+a) nuclear weapons
-b) they were developed simultaneously
-c) nuclear power generation

19) A major change in the metal industries during the era of the Industrial Revolution was the replacement of wood and other bio-fuels with coal. Compared to wood, coal required

-a) about the same labour to mine, but was more abundant than wood.
+b) less labour to mine and was also more abundant.
-c) less labour to mine, but was less abundant (until the Rineland coal fields were discovered).

20) More US nuclear submarines sank due to nuclear accidents than did Russian submarines

+a) false
-b) true

21) Fast breeder reactors use uranium-238, an isotope which constitutes _____ of naturally occurring uranium

+a) 99%
-b) 60%
-c) 30%
-d) 1 %
-e) 3%

22) The reprocessing of spent Uranium helps alleviate the problem of long term waste storage

-a) false
+b) true

23) On the eve of the Industrial Revolution, when the textile industry was largely a cottage industry, women did the ______ and men did the _______. If a loom was used, the work done by the women required ______ person hours.

-a) weaving, spinning, fewer
-b) spinning, weaving, fewer
-c) weaving, spinning, more
+d) spinning, weaving, more

24) How does Wikipedia assess the prospects of commercial fusion power production before 2050?

-a) likely
+b) unlikely
-c) expected
-d) impossible

25) Manchester acquired the nickname __________ during the early 19th century owing to its sprawl of ______

-a) Cokopolis, coke processing plants
-b) Coalopolis, coal mines
-c) Weavopolis, Weaving factories
+d) Cottonopolis, textile factories

26) Neutrons and protons both have "strong" short range interactions with the nucleus. Why can't slow protons be used to cause nuclei to undergo fission?

-a) slow protons are attracted to the nucleus
-b) protons move at the speed of light
-c) slow protons can induce fission but they are too expensive to produce
+d) protons are positively charged

27) Chadwick's discovery of the neutron was significant because neutrons

+a) can be used to create radioactive material at a low price
-b) are an excellent fuel for nuclear power
-c) are not radioactive

28) The Atomic Age, published in 1945, predicted ...

-a) nuclear war
+b) that fossil fuels would go unused
-c) widespread radiation poisoning
-d) a world government to prevent nuclear war

29) Reactors that use natural (unenriched) uranium are

-a) are likely to emerge in the next few decades
+b) are already in use
-c) considered impossible

30) For most of the period of the Industrial Revolution, the majority of industrial power was supplied by

-a) water and steam.
+b) water and wind.
-c) steam and wind.

htw:T2:V2[edit]

htw20160712T231909

1) The Calico Acts were initially designed to protect

a) the woollen industry
b) small manufacturers
c) large manufacturers
d) domestic cotton production

2) One concern is that long term nuclear waste management is now being performed by a number of private waste management companies

a) true
b) false

3) The industrial revolution began in

a) Germany
b) Great Britain
c) simultaneously in a variety of European nations
d) United States
e) simultaneously in Europe and the United States

4) Henry Cort developed rolling, which is 15 times _____ than ______

a) faster, puddling
b) faster, hammering
c) cheaper, hammering
d) cheaper, puddling

5) The Manhattan project made

a) plutonium and enriched hesparium
b) plutonium and enriched uranium
c) uranium and enriched plutonium

6) From the figure depicting percentage of power produced by nuclear power plants, we see that the proper ranking from greatest to least reliance on nuclear power for three nations is

a) United States, France, with Turkey least reliant.
b) United States, Turkey, France least reliant.
c) France, United States, with Turkey least reliant.
d) France ,Turkey , with the United States least reliant.

7) Estimates of additional nuclear generating capacity to be built by 2035 fell by ______ percent after the Fukushima nuclear accident in 2011.

a) 10
b) 50
c) 90

8) Chadwick's discovery of the neutron was significant because neutrons

a) can be used to create radioactive material at a low price
b) are an excellent fuel for nuclear power
c) are not radioactive

9) The Atomic Age, published in 1945, predicted ...

a) that fossil fuels would go unused
b) widespread radiation poisoning
c) a world government to prevent nuclear war
d) nuclear war

10) It has been estimated that farmland lost due to Fukushima accident will not be farmed for centuries

a) false
b) true

11) On the eve of the Industrial Revolution, when the textile industry was largely a cottage industry, women did the ______ and men did the _______. If a loom was used, the work done by the women required ______ person hours.

a) weaving, spinning, fewer
b) weaving, spinning, more
c) spinning, weaving, more
d) spinning, weaving, fewer

12) Which was developed first, nuclear power generation or nuclear weapons?

a) they were developed simultaneously
b) nuclear power generation
c) nuclear weapons

13) More US nuclear submarines sank due to nuclear accidents than did Russian submarines

a) false
b) true

14) During the Industrial Revolution, the best Chemists were trained in

a) Germany
b) Great Britain
c) Sweden
d) United States
e) Italy

15) In the United States, reprocessing of spent Uranium

a) is not allowed due to waste management concerns
b) is not allowed due to nuclear weapon proliferation concerns
c) provides 5% of our fuel needs which is consumed within the United states
d) provides 20% of our fuel needs and allows the United States to export nuclear fuel

16) The first nuclear power plant to contribute to the grid was situated in

a) Great Britain
b) Oak Ridge
c) Virginia
d) Russia

17) Cartwright built two textile factories. One of them

a) is still in use today
b) was transported to Germany
c) burned down
d) was sabotaged by workers
e) two of these are true

18) The reprocessing of spent Uranium helps alleviate the problem of long term waste storage

a) true
b) false

19) One concern about fast breeder reactors is that the uranium reserves will be exhausted more quickly

a) false
b) true

20) In the photoelectric effect, how was the maximum kinetic energy measured?

a) by measuring the voltage required to prevent the electrons from passing between the two electrodes.
b) by measuring the wavelength of the light
c) by measuring the distance between the electrodes

21) For most of the period of the Industrial Revolution, the majority of industrial power was supplied by

a) water and wind.
b) steam and wind.
c) water and steam.

22) High-level radioactive waste management is a daunting problem because

a) the isotopes are short-lived
b) they cannot be stored underground
c) the isotopes are long-lived

23) Reactors that use natural (unenriched) uranium are

a) are already in use
b) considered impossible
c) are likely to emerge in the next few decades

24) A major change in the metal industries during the era of the Industrial Revolution was the replacement of wood and other bio-fuels with coal. Compared to wood, coal required

a) less labour to mine and was also more abundant.
b) about the same labour to mine, but was more abundant than wood.
c) less labour to mine, but was less abundant (until the Rineland coal fields were discovered).

25) Neutrons and protons both have "strong" short range interactions with the nucleus. Why can't slow protons be used to cause nuclei to undergo fission?

a) slow protons can induce fission but they are too expensive to produce
b) protons are positively charged
c) slow protons are attracted to the nucleus
d) protons move at the speed of light

26) The Miner's Friend

a) was electrical lighting
b) provided ventilation
c) pumped water
d) transported miners

27) Manchester acquired the nickname __________ during the early 19th century owing to its sprawl of ______

a) Weavopolis, Weaving factories
b) Cokopolis, coke processing plants
c) Coalopolis, coal mines
d) Cottonopolis, textile factories

28) How does Wikipedia assess the prospects of commercial fusion power production before 2050?

a) unlikely
b) likely
c) expected
d) impossible

29) It has been estimated that farmland lost due to Fukushima accident will be again useful for farming in 40-60 years

a) true
b) false

30) Fast breeder reactors use uranium-238, an isotope which constitutes _____ of naturally occurring uranium

a) 60%
b) 1 %
c) 30%
d) 99%
e) 3%

KEY:htw:T2:V2[edit]

htw20160712T231909

1) The Calico Acts were initially designed to protect

+a) the woollen industry
-b) domestic cotton production
-c) small manufacturers
-d) large manufacturers

2) One concern is that long term nuclear waste management is now being performed by a number of private waste management companies

+a) false
-b) true

3) The industrial revolution began in

-a) simultaneously in Europe and the United States
+b) Great Britain
-c) simultaneously in a variety of European nations
-d) Germany
-e) United States

4) Henry Cort developed rolling, which is 15 times _____ than ______

-a) faster, puddling
-b) cheaper, hammering
-c) cheaper, puddling
+d) faster, hammering

5) The Manhattan project made

+a) plutonium and enriched uranium
-b) plutonium and enriched hesparium
-c) uranium and enriched plutonium

6) From the figure depicting percentage of power produced by nuclear power plants, we see that the proper ranking from greatest to least reliance on nuclear power for three nations is

-a) France ,Turkey , with the United States least reliant.
-b) United States, France, with Turkey least reliant.
+c) France, United States, with Turkey least reliant.
-d) United States, Turkey, France least reliant.

7) Estimates of additional nuclear generating capacity to be built by 2035 fell by ______ percent after the Fukushima nuclear accident in 2011.

-a) 90
+b) 50
-c) 10

8) Chadwick's discovery of the neutron was significant because neutrons

-a) are not radioactive
+b) can be used to create radioactive material at a low price
-c) are an excellent fuel for nuclear power

9) The Atomic Age, published in 1945, predicted ...

-a) a world government to prevent nuclear war
-b) nuclear war
-c) widespread radiation poisoning
+d) that fossil fuels would go unused

10) It has been estimated that farmland lost due to Fukushima accident will not be farmed for centuries

-a) false
+b) true

11) On the eve of the Industrial Revolution, when the textile industry was largely a cottage industry, women did the ______ and men did the _______. If a loom was used, the work done by the women required ______ person hours.

-a) weaving, spinning, more
-b) spinning, weaving, fewer
+c) spinning, weaving, more
-d) weaving, spinning, fewer

12) Which was developed first, nuclear power generation or nuclear weapons?

-a) nuclear power generation
-b) they were developed simultaneously
+c) nuclear weapons

13) More US nuclear submarines sank due to nuclear accidents than did Russian submarines

-a) true
+b) false

14) During the Industrial Revolution, the best Chemists were trained in

-a) Italy
-b) United States
+c) Germany
-d) Sweden
-e) Great Britain

15) In the United States, reprocessing of spent Uranium

-a) is not allowed due to waste management concerns
-b) provides 20% of our fuel needs and allows the United States to export nuclear fuel
+c) is not allowed due to nuclear weapon proliferation concerns
-d) provides 5% of our fuel needs which is consumed within the United states

16) The first nuclear power plant to contribute to the grid was situated in

-a) Oak Ridge
-b) Virginia
-c) Great Britain
+d) Russia

17) Cartwright built two textile factories. One of them

-a) was sabotaged by workers
-b) was transported to Germany
+c) two of these are true
-d) burned down
-e) is still in use today

18) The reprocessing of spent Uranium helps alleviate the problem of long term waste storage

-a) false
+b) true

19) One concern about fast breeder reactors is that the uranium reserves will be exhausted more quickly

+a) false
-b) true

20) In the photoelectric effect, how was the maximum kinetic energy measured?

+a) by measuring the voltage required to prevent the electrons from passing between the two electrodes.
-b) by measuring the wavelength of the light
-c) by measuring the distance between the electrodes

21) For most of the period of the Industrial Revolution, the majority of industrial power was supplied by

-a) water and steam.
-b) steam and wind.
+c) water and wind.

22) High-level radioactive waste management is a daunting problem because

-a) the isotopes are short-lived
-b) they cannot be stored underground
+c) the isotopes are long-lived

23) Reactors that use natural (unenriched) uranium are

-a) considered impossible
+b) are already in use
-c) are likely to emerge in the next few decades

24) A major change in the metal industries during the era of the Industrial Revolution was the replacement of wood and other bio-fuels with coal. Compared to wood, coal required

-a) less labour to mine, but was less abundant (until the Rineland coal fields were discovered).
-b) about the same labour to mine, but was more abundant than wood.
+c) less labour to mine and was also more abundant.

25) Neutrons and protons both have "strong" short range interactions with the nucleus. Why can't slow protons be used to cause nuclei to undergo fission?

-a) protons move at the speed of light
-b) slow protons are attracted to the nucleus
+c) protons are positively charged
-d) slow protons can induce fission but they are too expensive to produce

26) The Miner's Friend

-a) transported miners
+b) pumped water
-c) was electrical lighting
-d) provided ventilation

27) Manchester acquired the nickname __________ during the early 19th century owing to its sprawl of ______

+a) Cottonopolis, textile factories
-b) Cokopolis, coke processing plants
-c) Weavopolis, Weaving factories
-d) Coalopolis, coal mines

28) How does Wikipedia assess the prospects of commercial fusion power production before 2050?

-a) impossible
-b) likely
+c) unlikely
-d) expected

29) It has been estimated that farmland lost due to Fukushima accident will be again useful for farming in 40-60 years

+a) false
-b) true

30) Fast breeder reactors use uranium-238, an isotope which constitutes _____ of naturally occurring uranium

-a) 60%
-b) 30%
+c) 99%
-d) 3%
-e) 1 %

htw:T3:V1[edit]

htw20160712T231909

1) The lede's graph of the "Global Land Ocean Temperature Index (1880-2013)" shows that since 1920, there has never been a decade of overall cooling

a) true
b) false

2) What happens when water is heated?

a) it expands at temperatures below 3.98°C and contracts above 3.98°C
b) it absorbs CO2
c) it expands at temperatures above 3.98°C and contracts below 3.98°C

3) Carbon dioxide contributes more to the greenhouse effect than does water vapor.

a) false
b) true

4) Computer modeling has conclusively established that anthropogenic warming has occurred since 1910.

a) true
b) false

5) In the arctic, soot tends to cool the earth.

a) true
b) false

6) The Reconstructed Temperature (0-2000 AD) plot in "Observed Temperature Changes" shows temperature measurements. The solid black line represents

a) tree proxy measurements
b) the Medieval Warming Period
c) the Little Ice Age
d) a 10 year average
e) thermometer measurements

7) The Earth's average surface temperature rose by approximately _______ per decade over the period 1906–2005.}

a) 0.07°C
b) 7.0°C
c) 0.7°C

8) Stefan-Boltzmann radiation is called a negative feedback mechanism because if the sun's radiation increases, the Stefan-Boltzmann law ensures that this heat is retained by the planet.

a) true
b) false

9) The lede's "CO2 Emissions per Year" graph (1990-2010) shows dips and rises that are caused by changes in

a) worldwide efforts to curtail emissions
b) the sun's energy output
c) the earth's distance from the sun
d) the world economy

10) The "Greenhouse effect schematic" in the section on "Temperature changes..." indicates that most of the energy from the Sun is absorbed at the earth's surface.

a) false
b) true

11) In the arctic, soot tends to warm the earth.

a) true
b) false

12) In climate science, mitigation refers to:

a) reduction of green house emissions
b) building systems resilient to the effects of global warming
c) climate engineering
d) adaptation to the effects of global warming

13) Changes in ice-albedo refers to changes in

a) how much CO2 is absorbed by the sun
b) how much the Earth's surface absorbs or reflects incoming sunlight
c) how much ice is melted during the summer months

14) Emissions scenarios are

a) estimates of how greenhouse gasses are absorbed and emitted by the world's oceans
b) estimates of changes in future emission levels of greenhouse gases
c) estimates of how greenhouse gasses are absorbed and emitted by agriculture
d) estimates of how greenhouse gasses are absorbed and emitted by nature

15) The urban heat island effect refers to the fact that urban areas tend to be hotter than rural areas. The urban heat island effect is estimated to account for approximately _____ of the temperature rise over the past century.

a) 3%
b) 0.3%
c) 0%
d) 30%

16) Stefan-Boltzmann radiation is called a negative feedback mechanism because if the sun's radiation increases, the Stefan-Boltzmann law ensures that more heat is lost from the planet to compensate.

a) false
b) true

17) "External forcings" refer to effects that can either increase or decrease, the Earth's temperature.

a) true
b) false

18) The Stefan-Boltzmann law plays a central role in establishing a planets temperature as the sun heats the planet with thermal (infra-red) radiation adding to the other solar radiation onto the planet

a) true
b) false

19) Which statement is FALSE about the lede's map of the temperature anomaly (2000-2009)?

a) Central Europe has warmed more than the continental United States
b) Northern Asia has warmed more than southern Asia
c) The United States has warmed more than Australia
d) all portions of Antarctica have warmed

20) The lede's graphs of the "Global Land Ocean Temperature Index (1880-2013)" indicates that from 1960 to 2012 the average temperature increased by approximately

a) 0.16° Celsius
b) 0.06° Celsius
c) 0.6° Celsius
d) 16° Celsius
e) 1.6° Celsius

21) Proxy temperatures measurements are defined as indirect inferences gathered from ice cores, tree rings, and so forth

a) true
b)false

22) The climate change community is divided between those who believe the goal should be to eliminate the earth's greenhouse effect altogether, and those who argue that we should attempt to minimize earth's greenhouse effect.

a) false
b) true

23) Greenhouse warming acts to cool the stratosphere

a) true
b) false

24) Soot tends to cool the earth when it accumulates in atmospheric brown clouds.

a) false
b) true

25) It is expected that carbon emissions will begin to diminish in the 21st century as fossil fuel reserves begin to dwindle.

a) false
b) true

26) Computer models accurately model feedback mechanisms associated with the role of clouds as a feedback mechanism.}

a) true
b) false

27) in 2013, the IPCC stated that the largest driver of global warming is carbon dioxide (CO2) emissions from fossil fuel combustion. Other important sources of CO2 are

a) population growth and waste disposal
b) population growth
c) cement production and waste disposal
d) cement production and land use changes

28) The Reconstructed Temperature (0-2000 AD) plot in "Observed Temperature Changes" shows temperature measurements, as well as what curious feature? (See also Divergence problem)

a) the fact that the different proxy measurements deviate considerably from the average of all proxy measurements
b) a divergence between the tree and pollen proxy measurements
c) the Little Ice Age being less prominent than the Medieval Warming period
d) a tiny gap at the end of the proxy measurements

29) Compared with the first half of the twentieth century, the rate of earth's average temperature rise during the second (latter) half was

a) half as much
b) twice as much
c) about the same

30) Greenhouse warming acts to warm the stratosphere

a) true
b) false

KEY:htw:T3:V1[edit]

htw20160712T231909

1) The lede's graph of the "Global Land Ocean Temperature Index (1880-2013)" shows that since 1920, there has never been a decade of overall cooling

-a) true
+b) false

2) What happens when water is heated?

-a) it absorbs CO2
-b) it expands at temperatures below 3.98°C and contracts above 3.98°C
+c) it expands at temperatures above 3.98°C and contracts below 3.98°C

3) Carbon dioxide contributes more to the greenhouse effect than does water vapor.

-a) true
+b) false

4) Computer modeling has conclusively established that anthropogenic warming has occurred since 1910.

+a) false
-b) true

5) In the arctic, soot tends to cool the earth.

+a) false
-b) true

6) The Reconstructed Temperature (0-2000 AD) plot in "Observed Temperature Changes" shows temperature measurements. The solid black line represents

-a) tree proxy measurements
-b) the Little Ice Age
-c) the Medieval Warming Period
+d) thermometer measurements
-e) a 10 year average

7) The Earth's average surface temperature rose by approximately _______ per decade over the period 1906–2005.}

+a) 0.07°C
-b) 7.0°C
-c) 0.7°C

8) Stefan-Boltzmann radiation is called a negative feedback mechanism because if the sun's radiation increases, the Stefan-Boltzmann law ensures that this heat is retained by the planet.

+a) false
-b) true

9) The lede's "CO2 Emissions per Year" graph (1990-2010) shows dips and rises that are caused by changes in

-a) worldwide efforts to curtail emissions
+b) the world economy
-c) the sun's energy output
-d) the earth's distance from the sun

10) The "Greenhouse effect schematic" in the section on "Temperature changes..." indicates that most of the energy from the Sun is absorbed at the earth's surface.

-a) false
+b) true

11) In the arctic, soot tends to warm the earth.

-a) false
+b) true

12) In climate science, mitigation refers to:

-a) adaptation to the effects of global warming
-b) climate engineering
+c) reduction of green house emissions
-d) building systems resilient to the effects of global warming

13) Changes in ice-albedo refers to changes in

-a) how much ice is melted during the summer months
-b) how much CO2 is absorbed by the sun
+c) how much the Earth's surface absorbs or reflects incoming sunlight

14) Emissions scenarios are

-a) estimates of how greenhouse gasses are absorbed and emitted by agriculture
-b) estimates of how greenhouse gasses are absorbed and emitted by the world's oceans
+c) estimates of changes in future emission levels of greenhouse gases
-d) estimates of how greenhouse gasses are absorbed and emitted by nature

15) The urban heat island effect refers to the fact that urban areas tend to be hotter than rural areas. The urban heat island effect is estimated to account for approximately _____ of the temperature rise over the past century.

-a) 0%
-b) 0.3%
+c) 3%
-d) 30%

16) Stefan-Boltzmann radiation is called a negative feedback mechanism because if the sun's radiation increases, the Stefan-Boltzmann law ensures that more heat is lost from the planet to compensate.

+a) true
-b) false

17) "External forcings" refer to effects that can either increase or decrease, the Earth's temperature.

-a) true
+b) false

18) The Stefan-Boltzmann law plays a central role in establishing a planets temperature as the sun heats the planet with thermal (infra-red) radiation adding to the other solar radiation onto the planet

-a) true
+b) false

19) Which statement is FALSE about the lede's map of the temperature anomaly (2000-2009)?

+a) all portions of Antarctica have warmed
-b) Northern Asia has warmed more than southern Asia
-c) The United States has warmed more than Australia
-d) Central Europe has warmed more than the continental United States

20) The lede's graphs of the "Global Land Ocean Temperature Index (1880-2013)" indicates that from 1960 to 2012 the average temperature increased by approximately

-a) 0.06° Celsius
-b) 16° Celsius
-c) 0.16° Celsius
-d) 1.6° Celsius
+e) 0.6° Celsius

21) Proxy temperatures measurements are defined as indirect inferences gathered from ice cores, tree rings, and so forth

+a) true
-b)false

22) The climate change community is divided between those who believe the goal should be to eliminate the earth's greenhouse effect altogether, and those who argue that we should attempt to minimize earth's greenhouse effect.

+a) false
-b) true

23) Greenhouse warming acts to cool the stratosphere

-a) false
+b) true

24) Soot tends to cool the earth when it accumulates in atmospheric brown clouds.

+a) true
-b) false

25) It is expected that carbon emissions will begin to diminish in the 21st century as fossil fuel reserves begin to dwindle.

-a) true
+b) false

26) Computer models accurately model feedback mechanisms associated with the role of clouds as a feedback mechanism.}

+a) false
-b) true

27) in 2013, the IPCC stated that the largest driver of global warming is carbon dioxide (CO2) emissions from fossil fuel combustion. Other important sources of CO2 are

-a) cement production and waste disposal
-b) population growth
+c) cement production and land use changes
-d) population growth and waste disposal

28) The Reconstructed Temperature (0-2000 AD) plot in "Observed Temperature Changes" shows temperature measurements, as well as what curious feature? (See also Divergence problem)

-a) the Little Ice Age being less prominent than the Medieval Warming period
-b) the fact that the different proxy measurements deviate considerably from the average of all proxy measurements
-c) a divergence between the tree and pollen proxy measurements
+d) a tiny gap at the end of the proxy measurements

29) Compared with the first half of the twentieth century, the rate of earth's average temperature rise during the second (latter) half was

-a) about the same
+b) twice as much
-c) half as much

30) Greenhouse warming acts to warm the stratosphere

-a) true
+b) false

htw:T3:V2[edit]

htw20160712T231909

1) It is expected that carbon emissions will begin to diminish in the 21st century as fossil fuel reserves begin to dwindle.

a) true
b) false

2) Compared with the first half of the twentieth century, the rate of earth's average temperature rise during the second (latter) half was

a) twice as much
b) half as much
c) about the same

3) Changes in ice-albedo refers to changes in

a) how much the Earth's surface absorbs or reflects incoming sunlight
b) how much CO2 is absorbed by the sun
c) how much ice is melted during the summer months

4) Greenhouse warming acts to cool the stratosphere

a) false
b) true

5) In the arctic, soot tends to cool the earth.

a) false
b) true

6) The climate change community is divided between those who believe the goal should be to eliminate the earth's greenhouse effect altogether, and those who argue that we should attempt to minimize earth's greenhouse effect.

a) false
b) true

7) "External forcings" refer to effects that can either increase or decrease, the Earth's temperature.

a) true
b) false

8) Emissions scenarios are

a) estimates of how greenhouse gasses are absorbed and emitted by the world's oceans
b) estimates of changes in future emission levels of greenhouse gases
c) estimates of how greenhouse gasses are absorbed and emitted by agriculture
d) estimates of how greenhouse gasses are absorbed and emitted by nature

9) Carbon dioxide contributes more to the greenhouse effect than does water vapor.

a) false
b) true

10) Stefan-Boltzmann radiation is called a negative feedback mechanism because if the sun's radiation increases, the Stefan-Boltzmann law ensures that this heat is retained by the planet.

a) true
b) false

11) Computer modeling has conclusively established that anthropogenic warming has occurred since 1910.

a) false
b) true

12) The Earth's average surface temperature rose by approximately _______ per decade over the period 1906–2005.}

a) 7.0°C
b) 0.7°C
c) 0.07°C

13) In the arctic, soot tends to warm the earth.

a) false
b) true

14) The "Greenhouse effect schematic" in the section on "Temperature changes..." indicates that most of the energy from the Sun is absorbed at the earth's surface.

a) false
b) true

15) Which statement is FALSE about the lede's map of the temperature anomaly (2000-2009)?

a) Central Europe has warmed more than the continental United States
b) Northern Asia has warmed more than southern Asia
c) The United States has warmed more than Australia
d) all portions of Antarctica have warmed

16) Computer models accurately model feedback mechanisms associated with the role of clouds as a feedback mechanism.}

a) true
b) false

17) The Reconstructed Temperature (0-2000 AD) plot in "Observed Temperature Changes" shows temperature measurements. The solid black line represents

a) tree proxy measurements
b) the Medieval Warming Period
c) the Little Ice Age
d) thermometer measurements
e) a 10 year average

18) Soot tends to cool the earth when it accumulates in atmospheric brown clouds.

a) true
b) false

19) Proxy temperatures measurements are defined as indirect inferences gathered from ice cores, tree rings, and so forth

a)false
b) true

20) The lede's graphs of the "Global Land Ocean Temperature Index (1880-2013)" indicates that from 1960 to 2012 the average temperature increased by approximately

a) 0.06° Celsius
b) 1.6° Celsius
c) 0.6° Celsius
d) 0.16° Celsius
e) 16° Celsius

21) in 2013, the IPCC stated that the largest driver of global warming is carbon dioxide (CO2) emissions from fossil fuel combustion. Other important sources of CO2 are

a) population growth and waste disposal
b) cement production and waste disposal
c) population growth
d) cement production and land use changes

22) Stefan-Boltzmann radiation is called a negative feedback mechanism because if the sun's radiation increases, the Stefan-Boltzmann law ensures that more heat is lost from the planet to compensate.

a) false
b) true

23) In climate science, mitigation refers to:

a) adaptation to the effects of global warming
b) reduction of green house emissions
c) climate engineering
d) building systems resilient to the effects of global warming

24) The Reconstructed Temperature (0-2000 AD) plot in "Observed Temperature Changes" shows temperature measurements, as well as what curious feature? (See also Divergence problem)

a) a divergence between the tree and pollen proxy measurements
b) the fact that the different proxy measurements deviate considerably from the average of all proxy measurements
c) a tiny gap at the end of the proxy measurements
d) the Little Ice Age being less prominent than the Medieval Warming period

25) Greenhouse warming acts to warm the stratosphere

a) true
b) false

26) The urban heat island effect refers to the fact that urban areas tend to be hotter than rural areas. The urban heat island effect is estimated to account for approximately _____ of the temperature rise over the past century.

a) 3%
b) 0%
c) 0.3%
d) 30%

27) What happens when water is heated?

a) it expands at temperatures above 3.98°C and contracts below 3.98°C
b) it absorbs CO2
c) it expands at temperatures below 3.98°C and contracts above 3.98°C

28) The Stefan-Boltzmann law plays a central role in establishing a planets temperature as the sun heats the planet with thermal (infra-red) radiation adding to the other solar radiation onto the planet

a) false
b) true

29) The lede's graph of the "Global Land Ocean Temperature Index (1880-2013)" shows that since 1920, there has never been a decade of overall cooling

a) false
b) true

30) The lede's "CO2 Emissions per Year" graph (1990-2010) shows dips and rises that are caused by changes in

a) the world economy
b) worldwide efforts to curtail emissions
c) the sun's energy output
d) the earth's distance from the sun

KEY:htw:T3:V2[edit]

htw20160712T231909

1) It is expected that carbon emissions will begin to diminish in the 21st century as fossil fuel reserves begin to dwindle.

+a) false
-b) true

2) Compared with the first half of the twentieth century, the rate of earth's average temperature rise during the second (latter) half was

+a) twice as much
-b) about the same
-c) half as much

3) Changes in ice-albedo refers to changes in

-a) how much CO2 is absorbed by the sun
-b) how much ice is melted during the summer months
+c) how much the Earth's surface absorbs or reflects incoming sunlight

4) Greenhouse warming acts to cool the stratosphere

-a) false
+b) true

5) In the arctic, soot tends to cool the earth.

-a) true
+b) false

6) The climate change community is divided between those who believe the goal should be to eliminate the earth's greenhouse effect altogether, and those who argue that we should attempt to minimize earth's greenhouse effect.

+a) false
-b) true

7) "External forcings" refer to effects that can either increase or decrease, the Earth's temperature.

+a) false
-b) true

8) Emissions scenarios are

-a) estimates of how greenhouse gasses are absorbed and emitted by nature
-b) estimates of how greenhouse gasses are absorbed and emitted by agriculture
-c) estimates of how greenhouse gasses are absorbed and emitted by the world's oceans
+d) estimates of changes in future emission levels of greenhouse gases

9) Carbon dioxide contributes more to the greenhouse effect than does water vapor.

+a) false
-b) true

10) Stefan-Boltzmann radiation is called a negative feedback mechanism because if the sun's radiation increases, the Stefan-Boltzmann law ensures that this heat is retained by the planet.

-a) true
+b) false

11) Computer modeling has conclusively established that anthropogenic warming has occurred since 1910.

+a) false
-b) true

12) The Earth's average surface temperature rose by approximately _______ per decade over the period 1906–2005.}

-a) 7.0°C
-b) 0.7°C
+c) 0.07°C

13) In the arctic, soot tends to warm the earth.

-a) false
+b) true

14) The "Greenhouse effect schematic" in the section on "Temperature changes..." indicates that most of the energy from the Sun is absorbed at the earth's surface.

-a) false
+b) true

15) Which statement is FALSE about the lede's map of the temperature anomaly (2000-2009)?

-a) The United States has warmed more than Australia
-b) Central Europe has warmed more than the continental United States
-c) Northern Asia has warmed more than southern Asia
+d) all portions of Antarctica have warmed

16) Computer models accurately model feedback mechanisms associated with the role of clouds as a feedback mechanism.}

-a) true
+b) false

17) The Reconstructed Temperature (0-2000 AD) plot in "Observed Temperature Changes" shows temperature measurements. The solid black line represents

-a) tree proxy measurements
-b) the Little Ice Age
-c) the Medieval Warming Period
+d) thermometer measurements
-e) a 10 year average

18) Soot tends to cool the earth when it accumulates in atmospheric brown clouds.

-a) false
+b) true

19) Proxy temperatures measurements are defined as indirect inferences gathered from ice cores, tree rings, and so forth

+a) true
-b)false

20) The lede's graphs of the "Global Land Ocean Temperature Index (1880-2013)" indicates that from 1960 to 2012 the average temperature increased by approximately

-a) 0.06° Celsius
-b) 0.16° Celsius
+c) 0.6° Celsius
-d) 16° Celsius
-e) 1.6° Celsius

21) in 2013, the IPCC stated that the largest driver of global warming is carbon dioxide (CO2) emissions from fossil fuel combustion. Other important sources of CO2 are

-a) cement production and waste disposal
-b) population growth
-c) population growth and waste disposal
+d) cement production and land use changes

22) Stefan-Boltzmann radiation is called a negative feedback mechanism because if the sun's radiation increases, the Stefan-Boltzmann law ensures that more heat is lost from the planet to compensate.

-a) false
+b) true

23) In climate science, mitigation refers to:

-a) adaptation to the effects of global warming
-b) building systems resilient to the effects of global warming
+c) reduction of green house emissions
-d) climate engineering

24) The Reconstructed Temperature (0-2000 AD) plot in "Observed Temperature Changes" shows temperature measurements, as well as what curious feature? (See also Divergence problem)

-a) a divergence between the tree and pollen proxy measurements
+b) a tiny gap at the end of the proxy measurements
-c) the Little Ice Age being less prominent than the Medieval Warming period
-d) the fact that the different proxy measurements deviate considerably from the average of all proxy measurements

25) Greenhouse warming acts to warm the stratosphere

-a) true
+b) false

26) The urban heat island effect refers to the fact that urban areas tend to be hotter than rural areas. The urban heat island effect is estimated to account for approximately _____ of the temperature rise over the past century.

-a) 30%
-b) 0%
-c) 0.3%
+d) 3%

27) What happens when water is heated?

-a) it absorbs CO2
-b) it expands at temperatures below 3.98°C and contracts above 3.98°C
+c) it expands at temperatures above 3.98°C and contracts below 3.98°C

28) The Stefan-Boltzmann law plays a central role in establishing a planets temperature as the sun heats the planet with thermal (infra-red) radiation adding to the other solar radiation onto the planet

+a) false
-b) true

29) The lede's graph of the "Global Land Ocean Temperature Index (1880-2013)" shows that since 1920, there has never been a decade of overall cooling

+a) false
-b) true

30) The lede's "CO2 Emissions per Year" graph (1990-2010) shows dips and rises that are caused by changes in

-a) worldwide efforts to curtail emissions
-b) the sun's energy output
+c) the world economy
-d) the earth's distance from the sun

htw:T4:V1[edit]

htw20160712T231909

1) Chemical analysis of the bronze used in the gears of the Antikythera device

a) was not possible due to the degree of corrosion.
b) suggested that Roman technology was used.
c) suggested that Greek technology was used.
d) suggested that a number of such devices had been produced.

2) , calculates that the Sun moves 15

a) degrees per hour compared to the fixed stars
b) degrees per hour across the sky
c) degrees per day across the sky
d) degrees per day compared to the fixed stars

3) Babbage's use of punch cards in the 1930s to solve a problem posed by the Astronomical Society was later adopted to the Jacquard loom.

a) true
b) false

4) The months of the Antikythera device are labeled with Egyptian names transcribed into Greek

a) true
b) false

5) Analog computers were phased out by the dawn of the twentieth century (circa 1900)

a) false
b) true

6) What clue is cited to suggest that the Antikythera device was not the first of its kind?

a) Other boxes in the wreck seemed to have held similar devices.
b) Chemical analysis of the bronze.
c) The quality of its manufacture.
d) Instructions for making other devices were found at the wreck site.

7) What remains nearly the same after a single saros cycle has occured?

a) phase of moon and earth-moon distance
b) phase of moon and position of sun relative to background stars (i.e. zodiacal location)
c) phase of moon and position of moon relative to the background stars (i.e. zodiacal location)

8) The Antikythera wreck was discovered by _________ in ________.

a) Jacques-Yves Cousteau;   1976
b) sponge divers;   1900

9) Sothic calendar was an Egyptian calendar with twelve months of 30 days plus five intercalary days to keep the year synchronous with the Saros cycle.}

a) true
b) false
10)
Crown gear.png
A ____________ is a gear which has teeth that projects at right angles to the face of the wheel.
a) epicycle gear
b) crown gear
c) spiral bevel gear

11) In the course of a year, the Sun is always in or near one of the 12 zodiacal constellations

a) true
b) false
12) If the machine is at B: 000100, what's next?
2-state 2-symbol busy beaver.svg
a) A: 000110
b) A: 001100
c) B: 000110
d) B: 000110

13) Babbage's use of punch cards in the 1930s to solve a problem posed by the Astronomical Society was preceded by such use on the Jacquard loom.

a) false
b) true
14) If the machine is at B: 000110 , what's next?
2-state 2-symbol busy beaver.svg
a) B: 000111
b) A: 001110
c) B: 001110
d) A: 001110

15) Suppose that you see a full moon, but no eclipse. You can be certain that a full moon will also occur exactly one Saros later.

a) false
b) true

16) The Turing machine could not have been invented until after the halting problem was solved.

a) false
b) true

17) Analog computers continued to be developed into the twentieth century

a) false
b) true

18) Babbage's account of the origin of the difference engine in the 1820s was that he was working to satisfy the Astronomical Society's desire to predict lunar eclipses

a) true
b) false

19) Sothic calendar was an Egyptian calendar with twelve months of 30 days plus five intercalary days to keep the year synchronous with the Lunar phases.}

a) false
b) true

20) A system that uses levers, pulleys, or other mechanical device to perform calculations is called an analog computer

a) false
b) true

21) How many years did it take before Europe made a device as sophisticated as the Antikythera mechanism?

a)1500 years
b)15,000 years
c)3000 years
d)30 years
e)300 years

22) Four minutes times 365 is approximately one

a) day
b) year
c) week
d) month

23) While the Babylonians invented what we call the Saros cycle, they did not call it by that name.

a) true
b) false

24) A mechanical analog computer uses pulleys, levers, wheels or some other motion to solve problems of a mathematical nature.

a) false
b) true

25) Evidence suggests that it was not possible to set the Antikythera device without referring to a written table to ascertain the dial settings for a given date.

a) false
b) true

26) What is so special about 3 Saros cycles (triple Saros)?

a) this eclipse terminates the Saros (and a new Saros number is assigned.)
b) this eclipse will occur at the same day of the month (plus or minus one day)
c) this eclipse will occur with the Moon in the same position on the zodiac.
d) this eclipse will occur at the same time of day

27) Your best friend's pet lizard is thirsty every 2 days, hungry every 3 days, and frisky every 5 days. If she is thirsty, hungry, and frisky today, whe will be thirsty, hungry, and frisky _____ days later

a) 10
b) 15
c) 30
d) 40
28) If the machine is at A: 000000, what's next?
2-state 2-symbol busy beaver.svg
a) B: 000010
b) A: 000010
c) A: 000100
d) B: 000100

29) This algorithm halts if it starts at 0:
* Add 3
* If the number is divisible by 10, add 10
* Stop if the number exceeds 100
* Go to top

a) true
b) false

30) Two great circles on a sphere meet at ______ point(s)

a) 3
b) 2
c) 1
d) 0
e) 4

KEY:htw:T4:V1[edit]

htw20160712T231909

1) Chemical analysis of the bronze used in the gears of the Antikythera device

-a) suggested that Greek technology was used.
+b) was not possible due to the degree of corrosion.
-c) suggested that Roman technology was used.
-d) suggested that a number of such devices had been produced.

2) , calculates that the Sun moves 15

-a) degrees per hour compared to the fixed stars
-b) degrees per day across the sky
+c) degrees per hour across the sky
-d) degrees per day compared to the fixed stars

3) Babbage's use of punch cards in the 1930s to solve a problem posed by the Astronomical Society was later adopted to the Jacquard loom.

-a) true
+b) false

4) The months of the Antikythera device are labeled with Egyptian names transcribed into Greek

+a) true
-b) false

5) Analog computers were phased out by the dawn of the twentieth century (circa 1900)

+a) false
-b) true

6) What clue is cited to suggest that the Antikythera device was not the first of its kind?

-a) Other boxes in the wreck seemed to have held similar devices.
+b) The quality of its manufacture.
-c) Chemical analysis of the bronze.
-d) Instructions for making other devices were found at the wreck site.

7) What remains nearly the same after a single saros cycle has occured?

-a) phase of moon and position of moon relative to the background stars (i.e. zodiacal location)
-b) phase of moon and position of sun relative to background stars (i.e. zodiacal location)
+c) phase of moon and earth-moon distance

8) The Antikythera wreck was discovered by _________ in ________.

-a) Jacques-Yves Cousteau;   1976
+b) sponge divers;   1900

9) Sothic calendar was an Egyptian calendar with twelve months of 30 days plus five intercalary days to keep the year synchronous with the Saros cycle.}

+a) false
-b) true
10)
Crown gear.png
A ____________ is a gear which has teeth that projects at right angles to the face of the wheel.
-a) spiral bevel gear
-b) epicycle gear
+c) crown gear

11) In the course of a year, the Sun is always in or near one of the 12 zodiacal constellations

-a) false
+b) true
12) If the machine is at B: 000100, what's next?
2-state 2-symbol busy beaver.svg
-a) B: 000110
+b) A: 000110
-c) B: 000110
-d) A: 001100

13) Babbage's use of punch cards in the 1930s to solve a problem posed by the Astronomical Society was preceded by such use on the Jacquard loom.

-a) false
+b) true
14) If the machine is at B: 000110 , what's next?
2-state 2-symbol busy beaver.svg
-a) A: 001110
-b) B: 000111
+c) A: 001110
-d) B: 001110

15) Suppose that you see a full moon, but no eclipse. You can be certain that a full moon will also occur exactly one Saros later.

-a) false
+b) true

16) The Turing machine could not have been invented until after the halting problem was solved.

-a) true
+b) false

17) Analog computers continued to be developed into the twentieth century

-a) false
+b) true

18) Babbage's account of the origin of the difference engine in the 1820s was that he was working to satisfy the Astronomical Society's desire to predict lunar eclipses

+a) false
-b) true

19) Sothic calendar was an Egyptian calendar with twelve months of 30 days plus five intercalary days to keep the year synchronous with the Lunar phases.}

-a) true
+b) false

20) A system that uses levers, pulleys, or other mechanical device to perform calculations is called an analog computer

+a) true
-b) false

21) How many years did it take before Europe made a device as sophisticated as the Antikythera mechanism?

+a)1500 years
-b)30 years
-c)15,000 years
-d)3000 years
-e)300 years

22) Four minutes times 365 is approximately one

-a) week
-b) year
-c) month
+d) day

23) While the Babylonians invented what we call the Saros cycle, they did not call it by that name.

+a) true
-b) false

24) A mechanical analog computer uses pulleys, levers, wheels or some other motion to solve problems of a mathematical nature.

+a) true
-b) false

25) Evidence suggests that it was not possible to set the Antikythera device without referring to a written table to ascertain the dial settings for a given date.

+a) true
-b) false

26) What is so special about 3 Saros cycles (triple Saros)?

+a) this eclipse will occur at the same time of day
-b) this eclipse terminates the Saros (and a new Saros number is assigned.)
-c) this eclipse will occur with the Moon in the same position on the zodiac.
-d) this eclipse will occur at the same day of the month (plus or minus one day)

27) Your best friend's pet lizard is thirsty every 2 days, hungry every 3 days, and frisky every 5 days. If she is thirsty, hungry, and frisky today, whe will be thirsty, hungry, and frisky _____ days later

-a) 10
-b) 15
+c) 30
-d) 40
28) If the machine is at A: 000000, what's next?
2-state 2-symbol busy beaver.svg
-a) A: 000010
-b) A: 000100
-c) B: 000010
+d) B: 000100

29) This algorithm halts if it starts at 0:
* Add 3
* If the number is divisible by 10, add 10
* Stop if the number exceeds 100
* Go to top

-a) false
+b) true

30) Two great circles on a sphere meet at ______ point(s)

+a) 2
-b) 3
-c) 1
-d) 4
-e) 0

htw:T4:V2[edit]

htw20160712T231909

1) How many years did it take before Europe made a device as sophisticated as the Antikythera mechanism?

a)1500 years
b)30 years
c)300 years
d)15,000 years
e)3000 years

2) Suppose that you see a full moon, but no eclipse. You can be certain that a full moon will also occur exactly one Saros later.

a) false
b) true

3) Analog computers continued to be developed into the twentieth century

a) false
b) true

4) Evidence suggests that it was not possible to set the Antikythera device without referring to a written table to ascertain the dial settings for a given date.

a) false
b) true
5) If the machine is at B: 000100, what's next?
2-state 2-symbol busy beaver.svg
a) A: 000110
b) B: 000110
c) B: 000110
d) A: 001100

6) A mechanical analog computer uses pulleys, levers, wheels or some other motion to solve problems of a mathematical nature.

a) true
b) false

7) Babbage's account of the origin of the difference engine in the 1820s was that he was working to satisfy the Astronomical Society's desire to predict lunar eclipses

a) false
b) true

8) Babbage's use of punch cards in the 1930s to solve a problem posed by the Astronomical Society was later adopted to the Jacquard loom.

a) false
b) true

9) What remains nearly the same after a single saros cycle has occured?

a) phase of moon and position of sun relative to background stars (i.e. zodiacal location)
b) phase of moon and position of moon relative to the background stars (i.e. zodiacal location)
c) phase of moon and earth-moon distance
10)
Crown gear.png
A ____________ is a gear which has teeth that projects at right angles to the face of the wheel.
a) crown gear
b) spiral bevel gear
c) epicycle gear

11) Four minutes times 365 is approximately one

a) year
b) month
c) day
d) week

12) Chemical analysis of the bronze used in the gears of the Antikythera device

a) suggested that a number of such devices had been produced.
b) was not possible due to the degree of corrosion.
c) suggested that Greek technology was used.
d) suggested that Roman technology was used.

13) In the course of a year, the Sun is always in or near one of the 12 zodiacal constellations

a) true
b) false

14) The Antikythera wreck was discovered by _________ in ________.

a) sponge divers;   1900
b) Jacques-Yves Cousteau;   1976

15) Sothic calendar was an Egyptian calendar with twelve months of 30 days plus five intercalary days to keep the year synchronous with the Saros cycle.}

a) false
b) true

16) Your best friend's pet lizard is thirsty every 2 days, hungry every 3 days, and frisky every 5 days. If she is thirsty, hungry, and frisky today, whe will be thirsty, hungry, and frisky _____ days later

a) 30
b) 15
c) 10
d) 40

17) While the Babylonians invented what we call the Saros cycle, they did not call it by that name.

a) false
b) true

18) Babbage's use of punch cards in the 1930s to solve a problem posed by the Astronomical Society was preceded by such use on the Jacquard loom.

a) false
b) true
19) If the machine is at B: 000110 , what's next?
2-state 2-symbol busy beaver.svg
a) A: 001110
b) B: 000111
c) B: 001110
d) A: 001110

20) What is so special about 3 Saros cycles (triple Saros)?

a) this eclipse will occur with the Moon in the same position on the zodiac.
b) this eclipse will occur at the same day of the month (plus or minus one day)
c) this eclipse terminates the Saros (and a new Saros number is assigned.)
d) this eclipse will occur at the same time of day

21) This algorithm halts if it starts at 0:
* Add 3
* If the number is divisible by 10, add 10
* Stop if the number exceeds 100
* Go to top

a) true
b) false

22) A system that uses levers, pulleys, or other mechanical device to perform calculations is called an analog computer

a) true
b) false

23) The Turing machine could not have been invented until after the halting problem was solved.

a) false
b) true

24) The months of the Antikythera device are labeled with Egyptian names transcribed into Greek

a) false
b) true

25) Sothic calendar was an Egyptian calendar with twelve months of 30 days plus five intercalary days to keep the year synchronous with the Lunar phases.}

a) false
b) true

26) What clue is cited to suggest that the Antikythera device was not the first of its kind?

a) Chemical analysis of the bronze.
b) The quality of its manufacture.
c) Other boxes in the wreck seemed to have held similar devices.
d) Instructions for making other devices were found at the wreck site.

27) , calculates that the Sun moves 15

a) degrees per day compared to the fixed stars
b) degrees per hour across the sky
c) degrees per day across the sky
d) degrees per hour compared to the fixed stars

28) Two great circles on a sphere meet at ______ point(s)

a) 1
b) 4
c) 2
d) 0
e) 3
29) If the machine is at A: 000000, what's next?
2-state 2-symbol busy beaver.svg
a) B: 000010
b) B: 000100
c) A: 000010
d) A: 000100

30) Analog computers were phased out by the dawn of the twentieth century (circa 1900)

a) false
b) true

KEY:htw:T4:V2[edit]

htw20160712T231909

1) How many years did it take before Europe made a device as sophisticated as the Antikythera mechanism?

-a)300 years
-b)30 years
-c)3000 years
+d)1500 years
-e)15,000 years

2) Suppose that you see a full moon, but no eclipse. You can be certain that a full moon will also occur exactly one Saros later.

+a) true
-b) false

3) Analog computers continued to be developed into the twentieth century

+a) true
-b) false

4) Evidence suggests that it was not possible to set the Antikythera device without referring to a written table to ascertain the dial settings for a given date.

+a) true
-b) false
5) If the machine is at B: 000100, what's next?
2-state 2-symbol busy beaver.svg
-a) A: 001100
-b) B: 000110
+c) A: 000110
-d) B: 000110

6) A mechanical analog computer uses pulleys, levers, wheels or some other motion to solve problems of a mathematical nature.

+a) true
-b) false

7) Babbage's account of the origin of the difference engine in the 1820s was that he was working to satisfy the Astronomical Society's desire to predict lunar eclipses

+a) false
-b) true

8) Babbage's use of punch cards in the 1930s to solve a problem posed by the Astronomical Society was later adopted to the Jacquard loom.

+a) false
-b) true

9) What remains nearly the same after a single saros cycle has occured?

-a) phase of moon and position of moon relative to the background stars (i.e. zodiacal location)
+b) phase of moon and earth-moon distance
-c) phase of moon and position of sun relative to background stars (i.e. zodiacal location)
10)
Crown gear.png
A ____________ is a gear which has teeth that projects at right angles to the face of the wheel.
-a) spiral bevel gear
+b) crown gear
-c) epicycle gear

11) Four minutes times 365 is approximately one

-a) month
-b) week
-c) year
+d) day

12) Chemical analysis of the bronze used in the gears of the Antikythera device

+a) was not possible due to the degree of corrosion.
-b) suggested that Greek technology was used.
-c) suggested that a number of such devices had been produced.
-d) suggested that Roman technology was used.

13) In the course of a year, the Sun is always in or near one of the 12 zodiacal constellations

-a) false
+b) true

14) The Antikythera wreck was discovered by _________ in ________.

+a) sponge divers;   1900
-b) Jacques-Yves Cousteau;   1976

15) Sothic calendar was an Egyptian calendar with twelve months of 30 days plus five intercalary days to keep the year synchronous with the Saros cycle.}

-a) true
+b) false

16) Your best friend's pet lizard is thirsty every 2 days, hungry every 3 days, and frisky every 5 days. If she is thirsty, hungry, and frisky today, whe will be thirsty, hungry, and frisky _____ days later

-a) 15
+b) 30
-c) 40
-d) 10

17) While the Babylonians invented what we call the Saros cycle, they did not call it by that name.

+a) true
-b) false

18) Babbage's use of punch cards in the 1930s to solve a problem posed by the Astronomical Society was preceded by such use on the Jacquard loom.

-a) false
+b) true
19) If the machine is at B: 000110 , what's next?
2-state 2-symbol busy beaver.svg
-a) B: 001110
-b) B: 000111
+c) A: 001110
-d) A: 001110

20) What is so special about 3 Saros cycles (triple Saros)?

-a) this eclipse terminates the Saros (and a new Saros number is assigned.)
+b) this eclipse will occur at the same time of day
-c) this eclipse will occur at the same day of the month (plus or minus one day)
-d) this eclipse will occur with the Moon in the same position on the zodiac.

21) This algorithm halts if it starts at 0:
* Add 3
* If the number is divisible by 10, add 10
* Stop if the number exceeds 100
* Go to top

-a) false
+b) true

22) A system that uses levers, pulleys, or other mechanical device to perform calculations is called an analog computer

-a) false
+b) true

23) The Turing machine could not have been invented until after the halting problem was solved.

-a) true
+b) false

24) The months of the Antikythera device are labeled with Egyptian names transcribed into Greek

-a) false
+b) true

25) Sothic calendar was an Egyptian calendar with twelve months of 30 days plus five intercalary days to keep the year synchronous with the Lunar phases.}

+a) false
-b) true

26) What clue is cited to suggest that the Antikythera device was not the first of its kind?

-a) Other boxes in the wreck seemed to have held similar devices.
+b) The quality of its manufacture.
-c) Instructions for making other devices were found at the wreck site.
-d) Chemical analysis of the bronze.

27) , calculates that the Sun moves 15

-a) degrees per day compared to the fixed stars
-b) degrees per hour compared to the fixed stars
+c) degrees per hour across the sky
-d) degrees per day across the sky

28) Two great circles on a sphere meet at ______ point(s)

-a) 4
-b) 0
+c) 2
-d) 3
-e) 1
29) If the machine is at A: 000000, what's next?
2-state 2-symbol busy beaver.svg
-a) A: 000010
-b) A: 000100
-c) B: 000010
+d) B: 000100

30) Analog computers were phased out by the dawn of the twentieth century (circa 1900)

+a) false
-b) true

htw:FE:V1[edit]

htw20160712T231909

1) The first nuclear power plant to contribute to the grid was situated in

a) Oak Ridge
b) Russia
c) Great Britain
d) Virginia

2) The months of the Antikythera device are labeled with Greek names transcribed into Egyptian hieroglyphs.

a) true
b) false

3) A car is traveling in a perfect circle at constant speed. If the car is headed north while turning west, the acceleration is

a) south
b) west
c) east
d) zero
e) north

4) The chronological order by which electronic computers advanced is:

a) tubes, transistors, and then integrated circuits
b) transistors, integrated circuits, and then tubes
c) tubes, integrated circuits and then transistors
d) integrated circuits, tubes, and then transistors

5) Stefan-Boltzmann radiation is called a negative feedback mechanism because if the sun's radiation increases, the Stefan-Boltzmann law ensures that more heat is lost from the planet to compensate.

a) false
b) true

6) The Calico Acts were initially designed to protect

a) small manufacturers
b) the woollen industry
c) domestic cotton production
d) large manufacturers

7) People don't usually perceive an echo when

a) it arrives at exactly the same pitch
b) it arrives at a higher pitch
c) it arrives less than a tenth of a second after the original sound
d) it takes more than a tenth of a second after the original sound to arrive
e) it arrives at a lower pitch

8) The Saros cycle is 18 years plus either 10.321 or 11.321 days. The reason for the variable number of days has to do with

a) a wobble in the Moon's orbit
b) precession of the equinoxes
c) precession of the Moon's orbit
d) leap years

9) Chadwicks discovery of the neutron was significant because

a) neutrons are stable
b) neutrons are slow
c) neutrons permit induced radiation

10) The Turing machine permitted a solution to the halting problem

a) false
b) true

11) No direct method exists that permits an independent measurement of the heat content of the oceans, other than the fact that the air is warming

a) false
b) true

12) What are examples of energy?

a) all of the above
b)
c) heat
d) momentum

13) Mr. Smith is driving at a speed of 7 m/s, when he slows down to a speed of 5 m/s, when he hits a wall at this speed, after travelling for 2 seconds. How far did he travel?

a) 8.0 meters
b) 12.0 meters
c) 11.0 meters
d) 10.0 meters
e) 9.0 meters

14) If the electron behaved as a classical (non-quantum) particle and NOT somehow connected to a spring inside the metal, then one would expect that photoelectrons would be emitted _______

a) above a threshold intensity
b) above a threshold frequency
c) at a specific frequency
d) above a threshold wavelength

15) Greenhouse warming acts to cool the stratosphere

a) true
b) false

16) The lede's graph of the "Global Land Ocean Temperature Index (1880-2013)" shows that since 1920, there has never been a decade of overall cooling

a) false
b) true

17) Nuclear power plants typically have

a) high capital costs and high fuel costs
b) low capital costs and low fuel costs
c) high capital costs and low fuel costs
d) low capital costs and high fuel costs

18) Analysis of the uncertainties associated with feedback suggests that the "worst-case" scenario is easier to model.

a) false
b) true

19) As the Moon circles Earth, the acceleration of the Moon is

a) opposite the direction of the Moon's velocity
b) towards Earth
c) in the same direction as the Moon's velocity
d) zero
e) away from Earth

20) Ray drawing eye schematic01.svg Mr. Smith is gazing at something as shown in the figure to the left. Suppose he does not refocus, but attempts to stare at the star shown in the figures below. Which diagram depicts how the rays from the star would travel if he does not refocus?

a) Ray drawing eye schematic alternate.svg
b) Ray drawing eye schematic02.svg
c) Ray drawing eye Wrong Answer.svg

21) A major change in the metal industries during the era of the Industrial Revolution was the replacement of wood and other bio-fuels with coal. Compared to wood, coal required

a) less labour to mine and was also more abundant.
b) less labour to mine, but was less abundant (until the Rineland coal fields were discovered).
c) about the same labour to mine, but was more abundant than wood.

22) Compared with the first half of the twentieth century, the rate of earth's average temperature rise during the second (latter) half was

a) twice as much
b) about the same
c) half as much

23) Since 1971, 90% of earth's increased energy caused by global warming has been stored in the _____________, mostly _____________

a) sea; in the bottom kilometer
b) land; near the equators
c) sea; in the top kilometer
d) land; near the poles
e) air; in the water vapor

24) When light passes from glass to air

a) the frequency decreases
b) it does not bend
c) it bends towards the normal
d) the frequency increases
e) it bends away from the normal

25) In terms of lives lost per unit of energy generated, evidence suggests that nuclear power has caused ______ fatalities per unit of energy generated than the other major sources of energy.

a) less
b) comparable
c) more
26) If the machine is at A: 001110, what's next?
2-state 2-symbol busy beaver.svg
a) H: 011110
b) H: 011110
c) B: 011110
d) A: 011110

27) Mr. Smith is driving at a speed of 4 m/s, when he slows down to a speed of 1 m/s, when he hits a wall at this speed, after travelling for 4 seconds. How far did he travel?

a) 11.0 meters
b) 8.0 meters
c) 9.0 meters
d) 7.0 meters
e) 10.0 meters
28) If the machine is at B: 000100, what's next?
2-state 2-symbol busy beaver.svg
a) B: 000110
b) A: 000110
c) A: 001100
d) B: 000110

29) If you toss a coin into the air, the velocity on the way up is

a) up
b) zero
c) down

30) The Megatons to Megawatts Program

a) converts weapons grade uranium into fuel for commercial reactors, and is considered a failure
b) purchases spent fuel that could otherwise be used to make weapons, and is considered a success
c) converts weapons grade uranium into fuel for commercial reactors, and is considered a success
d) purchases spent fuel that could otherwise be used to make weapons, and is considered a failure

31) How did the Antikythera mechanism compensate for leap years?

a) There was no need to compensate for the leap year because the Sothic calendar included a leap year every four years.
b) Two concentric dials were independently adjusted by a differential gear; one dial marked a 365 day calendar, and the other marked the position of the Sun with respect to the ecliptic.
c) Two concentric dials were independently adjusted by hand; one dial marked a 365 day calendar, and the other marked the position of the Sun with respect to the ecliptic.

32) The Antikythera wreck was situated closer to Rome than to Greece.

a) true
b) false

33) "External forcings" refer to effects that can either increase or decrease, the Earth's temperature.

a) false
b) true

34) What happens to the wavelength on a wave on a stretched string if the wave passes from lightweight (low density) region of the rope to a heavy (high density) rope?

a) the wavelength gets longer
b) the wavelength gets shorter
c) the wavelength stays the same

35) The Bombe was a(n) ______________ device used (circa 1940) to defeat the Enigma machine in World War II.}

a) mechanical
b) Turing-complete
c) electric digital programmable
d) electromechanical

36) , calculates that the Sun moves 15

a) degrees per hour across the sky
b) degrees per day across the sky
c) degrees per hour compared to the fixed stars
d) degrees per day compared to the fixed stars

37) High-level radioactive waste management is a daunting problem because

a) they cannot be stored underground
b) the isotopes are long-lived
c) the isotopes are short-lived

38) What is so special about 3 Saros cycles (triple Saros)?

a) this eclipse will occur with the Moon in the same position on the zodiac.
b) this eclipse will occur at the same time of day
c) this eclipse will occur at the same day of the month (plus or minus one day)
d) this eclipse terminates the Saros (and a new Saros number is assigned.)

39) What was "spooky" about Taylor's 1909 experiment with wave interference?

a) The interference pattern mysteriously disappeared.
b) The light was dim, but it didn't matter because he was blind.
c) The light was so dim that the photoelectric effect couldn't occur
d) The light was so dim that only one photon at a time was near the slits.

40) The climate change community is divided between those who believe the goal should be to eliminate the earth's greenhouse effect altogether, and those who argue that we should attempt to minimize earth's greenhouse effect.

a) false
b) true

41) Greenhouse warming acts to warm the stratosphere

a) false
b) true

42) On the eve of the Industrial Revolution, when the textile industry was largely a cottage industry, women did the ______ and men did the _______. If a loom was used, the work done by the women required ______ person hours.

a) weaving, spinning, more
b) spinning, weaving, fewer
c) spinning, weaving, more
d) weaving, spinning, fewer

KEY:htw:FE:V1[edit]

htw20160712T231909

1) The first nuclear power plant to contribute to the grid was situated in

+a) Russia
-b) Great Britain
-c) Oak Ridge
-d) Virginia

2) The months of the Antikythera device are labeled with Greek names transcribed into Egyptian hieroglyphs.

-a) true
+b) false

3) A car is traveling in a perfect circle at constant speed. If the car is headed north while turning west, the acceleration is

-a) zero
-b) north
+c) west
-d) east
-e) south

4) The chronological order by which electronic computers advanced is:

-a) transistors, integrated circuits, and then tubes
-b) integrated circuits, tubes, and then transistors
-c) tubes, integrated circuits and then transistors
+d) tubes, transistors, and then integrated circuits

5) Stefan-Boltzmann radiation is called a negative feedback mechanism because if the sun's radiation increases, the Stefan-Boltzmann law ensures that more heat is lost from the planet to compensate.

+a) true
-b) false

6) The Calico Acts were initially designed to protect

-a) domestic cotton production
+b) the woollen industry
-c) large manufacturers
-d) small manufacturers

7) People don't usually perceive an echo when

-a) it takes more than a tenth of a second after the original sound to arrive
-b) it arrives at a lower pitch
+c) it arrives less than a tenth of a second after the original sound
-d) it arrives at a higher pitch
-e) it arrives at exactly the same pitch

8) The Saros cycle is 18 years plus either 10.321 or 11.321 days. The reason for the variable number of days has to do with

+a) leap years
-b) precession of the equinoxes
-c) precession of the Moon's orbit
-d) a wobble in the Moon's orbit

9) Chadwicks discovery of the neutron was significant because

+a) neutrons permit induced radiation
-b) neutrons are stable
-c) neutrons are slow

10) The Turing machine permitted a solution to the halting problem

+a) true
-b) false

11) No direct method exists that permits an independent measurement of the heat content of the oceans, other than the fact that the air is warming

-a) true
+b) false

12) What are examples of energy?

-a) momentum
+b) all of the above
-c) heat
-d)

13) Mr. Smith is driving at a speed of 7 m/s, when he slows down to a speed of 5 m/s, when he hits a wall at this speed, after travelling for 2 seconds. How far did he travel?

+a) 12.0 meters
-b) 8.0 meters
-c) 10.0 meters
-d) 11.0 meters
-e) 9.0 meters

14) If the electron behaved as a classical (non-quantum) particle and NOT somehow connected to a spring inside the metal, then one would expect that photoelectrons would be emitted _______

-a) above a threshold wavelength
-b) above a threshold frequency
-c) at a specific frequency
+d) above a threshold intensity

15) Greenhouse warming acts to cool the stratosphere

-a) false
+b) true

16) The lede's graph of the "Global Land Ocean Temperature Index (1880-2013)" shows that since 1920, there has never been a decade of overall cooling

+a) false
-b) true

17) Nuclear power plants typically have

-a) high capital costs and high fuel costs
+b) high capital costs and low fuel costs
-c) low capital costs and high fuel costs
-d) low capital costs and low fuel costs

18) Analysis of the uncertainties associated with feedback suggests that the "worst-case" scenario is easier to model.

+a) false
-b) true

19) As the Moon circles Earth, the acceleration of the Moon is

+a) towards Earth
-b) in the same direction as the Moon's velocity
-c) away from Earth
-d) zero
-e) opposite the direction of the Moon's velocity

20) Ray drawing eye schematic01.svg Mr. Smith is gazing at something as shown in the figure to the left. Suppose he does not refocus, but attempts to stare at the star shown in the figures below. Which diagram depicts how the rays from the star would travel if he does not refocus?

-a) Ray drawing eye schematic alternate.svg
+b) Ray drawing eye schematic02.svg
-c) Ray drawing eye Wrong Answer.svg

21) A major change in the metal industries during the era of the Industrial Revolution was the replacement of wood and other bio-fuels with coal. Compared to wood, coal required

-a) about the same labour to mine, but was more abundant than wood.
+b) less labour to mine and was also more abundant.
-c) less labour to mine, but was less abundant (until the Rineland coal fields were discovered).

22) Compared with the first half of the twentieth century, the rate of earth's average temperature rise during the second (latter) half was

+a) twice as much
-b) half as much
-c) about the same

23) Since 1971, 90% of earth's increased energy caused by global warming has been stored in the _____________, mostly _____________

-a) sea; in the bottom kilometer
-b) land; near the equators
-c) air; in the water vapor
-d) land; near the poles
+e) sea; in the top kilometer

24) When light passes from glass to air

+a) it bends away from the normal
-b) it does not bend
-c) it bends towards the normal
-d) the frequency decreases
-e) the frequency increases

25) In terms of lives lost per unit of energy generated, evidence suggests that nuclear power has caused ______ fatalities per unit of energy generated than the other major sources of energy.

+a) comparable
-b) less
-c) more
26) If the machine is at A: 001110, what's next?
2-state 2-symbol busy beaver.svg
+a) B: 011110
-b) A: 011110
-c) H: 011110
-d) H: 011110

27) Mr. Smith is driving at a speed of 4 m/s, when he slows down to a speed of 1 m/s, when he hits a wall at this speed, after travelling for 4 seconds. How far did he travel?

-a) 7.0 meters
-b) 8.0 meters
-c) 9.0 meters
+d) 10.0 meters
-e) 11.0 meters
28) If the machine is at B: 000100, what's next?
2-state 2-symbol busy beaver.svg
+a) A: 000110
-b) B: 000110
-c) A: 001100
-d) B: 000110

29) If you toss a coin into the air, the velocity on the way up is

+a) up
-b) down
-c) zero

30) The Megatons to Megawatts Program

-a) converts weapons grade uranium into fuel for commercial reactors, and is considered a failure
-b) purchases spent fuel that could otherwise be used to make weapons, and is considered a failure
+c) converts weapons grade uranium into fuel for commercial reactors, and is considered a success
-d) purchases spent fuel that could otherwise be used to make weapons, and is considered a success

31) How did the Antikythera mechanism compensate for leap years?

-a) There was no need to compensate for the leap year because the Sothic calendar included a leap year every four years.
-b) Two concentric dials were independently adjusted by a differential gear; one dial marked a 365 day calendar, and the other marked the position of the Sun with respect to the ecliptic.
+c) Two concentric dials were independently adjusted by hand; one dial marked a 365 day calendar, and the other marked the position of the Sun with respect to the ecliptic.

32) The Antikythera wreck was situated closer to Rome than to Greece.

+a) false
-b) true

33) "External forcings" refer to effects that can either increase or decrease, the Earth's temperature.

+a) false
-b) true

34) What happens to the wavelength on a wave on a stretched string if the wave passes from lightweight (low density) region of the rope to a heavy (high density) rope?

+a) the wavelength gets longer
-b) the wavelength stays the same
-c) the wavelength gets shorter

35) The Bombe was a(n) ______________ device used (circa 1940) to defeat the Enigma machine in World War II.}

-a) electric digital programmable
-b) mechanical
+c) electromechanical
-d) Turing-complete

36) , calculates that the Sun moves 15

+a) degrees per hour across the sky
-b) degrees per day compared to the fixed stars
-c) degrees per day across the sky
-d) degrees per hour compared to the fixed stars

37) High-level radioactive waste management is a daunting problem because

-a) they cannot be stored underground
+b) the isotopes are long-lived
-c) the isotopes are short-lived

38) What is so special about 3 Saros cycles (triple Saros)?

-a) this eclipse terminates the Saros (and a new Saros number is assigned.)
-b) this eclipse will occur with the Moon in the same position on the zodiac.
-c) this eclipse will occur at the same day of the month (plus or minus one day)
+d) this eclipse will occur at the same time of day

39) What was "spooky" about Taylor's 1909 experiment with wave interference?

-a) The light was so dim that the photoelectric effect couldn't occur
+b) The light was so dim that only one photon at a time was near the slits.
-c) The interference pattern mysteriously disappeared.
-d) The light was dim, but it didn't matter because he was blind.

40) The climate change community is divided between those who believe the goal should be to eliminate the earth's greenhouse effect altogether, and those who argue that we should attempt to minimize earth's greenhouse effect.

-a) true
+b) false

41) Greenhouse warming acts to warm the stratosphere

-a) true
+b) false

42) On the eve of the Industrial Revolution, when the textile industry was largely a cottage industry, women did the ______ and men did the _______. If a loom was used, the work done by the women required ______ person hours.

-a) weaving, spinning, more
-b) weaving, spinning, fewer
-c) spinning, weaving, fewer
+d) spinning, weaving, more

htw:FE:V2[edit]

htw20160712T231909

1) What are examples of energy?

a) all of the above
b)
c) heat
d) momentum

2) On the eve of the Industrial Revolution, when the textile industry was largely a cottage industry, women did the ______ and men did the _______. If a loom was used, the work done by the women required ______ person hours.

a) spinning, weaving, fewer
b) weaving, spinning, fewer
c) weaving, spinning, more
d) spinning, weaving, more

3) A major change in the metal industries during the era of the Industrial Revolution was the replacement of wood and other bio-fuels with coal. Compared to wood, coal required

a) about the same labour to mine, but was more abundant than wood.
b) less labour to mine, but was less abundant (until the Rineland coal fields were discovered).
c) less labour to mine and was also more abundant.

4) The first nuclear power plant to contribute to the grid was situated in

a) Russia
b) Oak Ridge
c) Virginia
d) Great Britain

5) Mr. Smith is driving at a speed of 4 m/s, when he slows down to a speed of 1 m/s, when he hits a wall at this speed, after travelling for 4 seconds. How far did he travel?

a) 8.0 meters
b) 10.0 meters
c) 7.0 meters
d) 9.0 meters
e) 11.0 meters

6) The lede's graph of the "Global Land Ocean Temperature Index (1880-2013)" shows that since 1920, there has never been a decade of overall cooling

a) false
b) true

7) High-level radioactive waste management is a daunting problem because

a) the isotopes are long-lived
b) they cannot be stored underground
c) the isotopes are short-lived

8) Ray drawing eye schematic01.svg Mr. Smith is gazing at something as shown in the figure to the left. Suppose he does not refocus, but attempts to stare at the star shown in the figures below. Which diagram depicts how the rays from the star would travel if he does not refocus?

a) Ray drawing eye schematic02.svg
b) Ray drawing eye Wrong Answer.svg
c) Ray drawing eye schematic alternate.svg
9) If the machine is at A: 001110, what's next?
2-state 2-symbol busy beaver.svg
a) A: 011110
b) B: 011110
c) H: 011110
d) H: 011110

10) The chronological order by which electronic computers advanced is:

a) tubes, transistors, and then integrated circuits
b) integrated circuits, tubes, and then transistors
c) tubes, integrated circuits and then transistors
d) transistors, integrated circuits, and then tubes

11) Nuclear power plants typically have

a) high capital costs and high fuel costs
b) low capital costs and low fuel costs
c) low capital costs and high fuel costs
d) high capital costs and low fuel costs

12) Compared with the first half of the twentieth century, the rate of earth's average temperature rise during the second (latter) half was

a) twice as much
b) half as much
c) about the same

13) , calculates that the Sun moves 15

a) degrees per day across the sky
b) degrees per day compared to the fixed stars
c) degrees per hour compared to the fixed stars
d) degrees per hour across the sky

14) What is so special about 3 Saros cycles (triple Saros)?

a) this eclipse will occur with the Moon in the same position on the zodiac.
b) this eclipse will occur at the same time of day
c) this eclipse terminates the Saros (and a new Saros number is assigned.)
d) this eclipse will occur at the same day of the month (plus or minus one day)

15) As the Moon circles Earth, the acceleration of the Moon is

a) towards Earth
b) opposite the direction of the Moon's velocity
c) zero
d) in the same direction as the Moon's velocity
e) away from Earth

16) The Calico Acts were initially designed to protect

a) small manufacturers
b) the woollen industry
c) domestic cotton production
d) large manufacturers

17) How did the Antikythera mechanism compensate for leap years?

a) There was no need to compensate for the leap year because the Sothic calendar included a leap year every four years.
b) Two concentric dials were independently adjusted by a differential gear; one dial marked a 365 day calendar, and the other marked the position of the Sun with respect to the ecliptic.
c) Two concentric dials were independently adjusted by hand; one dial marked a 365 day calendar, and the other marked the position of the Sun with respect to the ecliptic.

18) The Antikythera wreck was situated closer to Rome than to Greece.

a) false
b) true

19) The Turing machine permitted a solution to the halting problem

a) true
b) false

20) Mr. Smith is driving at a speed of 7 m/s, when he slows down to a speed of 5 m/s, when he hits a wall at this speed, after travelling for 2 seconds. How far did he travel?

a) 11.0 meters
b) 8.0 meters
c) 9.0 meters
d) 10.0 meters
e) 12.0 meters

21) The months of the Antikythera device are labeled with Greek names transcribed into Egyptian hieroglyphs.

a) true
b) false

22) What happens to the wavelength on a wave on a stretched string if the wave passes from lightweight (low density) region of the rope to a heavy (high density) rope?

a) the wavelength gets shorter
b) the wavelength gets longer
c) the wavelength stays the same

23) Chadwicks discovery of the neutron was significant because

a) neutrons are slow
b) neutrons are stable
c) neutrons permit induced radiation

24) If you toss a coin into the air, the velocity on the way up is

a) up
b) down
c) zero

25) If the electron behaved as a classical (non-quantum) particle and NOT somehow connected to a spring inside the metal, then one would expect that photoelectrons would be emitted _______

a) above a threshold wavelength
b) at a specific frequency
c) above a threshold frequency
d) above a threshold intensity

26) The Megatons to Megawatts Program

a) converts weapons grade uranium into fuel for commercial reactors, and is considered a failure
b) converts weapons grade uranium into fuel for commercial reactors, and is considered a success
c) purchases spent fuel that could otherwise be used to make weapons, and is considered a success
d) purchases spent fuel that could otherwise be used to make weapons, and is considered a failure

27) Since 1971, 90% of earth's increased energy caused by global warming has been stored in the _____________, mostly _____________

a) land; near the poles
b) sea; in the top kilometer
c) air; in the water vapor
d) sea; in the bottom kilometer
e) land; near the equators

28) What was "spooky" about Taylor's 1909 experiment with wave interference?

a) The light was so dim that the photoelectric effect couldn't occur
b) The interference pattern mysteriously disappeared.
c) The light was dim, but it didn't matter because he was blind.
d) The light was so dim that only one photon at a time was near the slits.

29) Greenhouse warming acts to cool the stratosphere

a) true
b) false

30) Stefan-Boltzmann radiation is called a negative feedback mechanism because if the sun's radiation increases, the Stefan-Boltzmann law ensures that more heat is lost from the planet to compensate.

a) false
b) true

31) Analysis of the uncertainties associated with feedback suggests that the "worst-case" scenario is easier to model.

a) true
b) false

32) The climate change community is divided between those who believe the goal should be to eliminate the earth's greenhouse effect altogether, and those who argue that we should attempt to minimize earth's greenhouse effect.

a) false
b) true
33) If the machine is at B: 000100, what's next?
2-state 2-symbol busy beaver.svg
a) B: 000110
b) A: 000110
c) A: 001100
d) B: 000110

34) A car is traveling in a perfect circle at constant speed. If the car is headed north while turning west, the acceleration is

a) east
b) zero
c) west
d) north
e) south

35) The Bombe was a(n) ______________ device used (circa 1940) to defeat the Enigma machine in World War II.}

a) mechanical
b) electric digital programmable
c) electromechanical
d) Turing-complete

36) In terms of lives lost per unit of energy generated, evidence suggests that nuclear power has caused ______ fatalities per unit of energy generated than the other major sources of energy.

a) comparable
b) more
c) less

37) The Saros cycle is 18 years plus either 10.321 or 11.321 days. The reason for the variable number of days has to do with

a) precession of the equinoxes
b) leap years
c) a wobble in the Moon's orbit
d) precession of the Moon's orbit

38) People don't usually perceive an echo when

a) it arrives at a lower pitch
b) it arrives less than a tenth of a second after the original sound
c) it arrives at exactly the same pitch
d) it takes more than a tenth of a second after the original sound to arrive
e) it arrives at a higher pitch

39) When light passes from glass to air

a) it does not bend
b) the frequency decreases
c) the frequency increases
d) it bends away from the normal
e) it bends towards the normal

40) "External forcings" refer to effects that can either increase or decrease, the Earth's temperature.

a) true
b) false

41) Greenhouse warming acts to warm the stratosphere

a) false
b) true

42) No direct method exists that permits an independent measurement of the heat content of the oceans, other than the fact that the air is warming

a) true
b) false

KEY:htw:FE:V2[edit]

htw20160712T231909

1) What are examples of energy?

-a) heat
+b) all of the above
-c) momentum
-d)

2) On the eve of the Industrial Revolution, when the textile industry was largely a cottage industry, women did the ______ and men did the _______. If a loom was used, the work done by the women required ______ person hours.

-a) weaving, spinning, fewer
-b) weaving, spinning, more
+c) spinning, weaving, more
-d) spinning, weaving, fewer

3) A major change in the metal industries during the era of the Industrial Revolution was the replacement of wood and other bio-fuels with coal. Compared to wood, coal required

+a) less labour to mine and was also more abundant.
-b) about the same labour to mine, but was more abundant than wood.
-c) less labour to mine, but was less abundant (until the Rineland coal fields were discovered).

4) The first nuclear power plant to contribute to the grid was situated in

-a) Oak Ridge
-b) Virginia
+c) Russia
-d) Great Britain

5) Mr. Smith is driving at a speed of 4 m/s, when he slows down to a speed of 1 m/s, when he hits a wall at this speed, after travelling for 4 seconds. How far did he travel?

-a) 8.0 meters
+b) 10.0 meters
-c) 7.0 meters
-d) 11.0 meters
-e) 9.0 meters

6) The lede's graph of the "Global Land Ocean Temperature Index (1880-2013)" shows that since 1920, there has never been a decade of overall cooling

+a) false
-b) true

7) High-level radioactive waste management is a daunting problem because

-a) the isotopes are short-lived
+b) the isotopes are long-lived
-c) they cannot be stored underground

8) Ray drawing eye schematic01.svg Mr. Smith is gazing at something as shown in the figure to the left. Suppose he does not refocus, but attempts to stare at the star shown in the figures below. Which diagram depicts how the rays from the star would travel if he does not refocus?

-a) Ray drawing eye Wrong Answer.svg
-b) Ray drawing eye schematic alternate.svg
+c) Ray drawing eye schematic02.svg
9) If the machine is at A: 001110, what's next?
2-state 2-symbol busy beaver.svg
-a) A: 011110
+b) B: 011110
-c) H: 011110
-d) H: 011110

10) The chronological order by which electronic computers advanced is:

-a) transistors, integrated circuits, and then tubes
-b) integrated circuits, tubes, and then transistors
+c) tubes, transistors, and then integrated circuits
-d) tubes, integrated circuits and then transistors

11) Nuclear power plants typically have

-a) high capital costs and high fuel costs
-b) low capital costs and low fuel costs
-c) low capital costs and high fuel costs
+d) high capital costs and low fuel costs

12) Compared with the first half of the twentieth century, the rate of earth's average temperature rise during the second (latter) half was

+a) twice as much
-b) half as much
-c) about the same

13) , calculates that the Sun moves 15

-a) degrees per day compared to the fixed stars
+b) degrees per hour across the sky
-c) degrees per hour compared to the fixed stars
-d) degrees per day across the sky

14) What is so special about 3 Saros cycles (triple Saros)?

+a) this eclipse will occur at the same time of day
-b) this eclipse will occur with the Moon in the same position on the zodiac.
-c) this eclipse terminates the Saros (and a new Saros number is assigned.)
-d) this eclipse will occur at the same day of the month (plus or minus one day)

15) As the Moon circles Earth, the acceleration of the Moon is

-a) opposite the direction of the Moon's velocity
-b) away from Earth
-c) zero
+d) towards Earth
-e) in the same direction as the Moon's velocity

16) The Calico Acts were initially designed to protect

-a) domestic cotton production
-b) large manufacturers
+c) the woollen industry
-d) small manufacturers

17) How did the Antikythera mechanism compensate for leap years?

+a) Two concentric dials were independently adjusted by hand; one dial marked a 365 day calendar, and the other marked the position of the Sun with respect to the ecliptic.
-b) There was no need to compensate for the leap year because the Sothic calendar included a leap year every four years.
-c) Two concentric dials were independently adjusted by a differential gear; one dial marked a 365 day calendar, and the other marked the position of the Sun with respect to the ecliptic.

18) The Antikythera wreck was situated closer to Rome than to Greece.

-a) true
+b) false

19) The Turing machine permitted a solution to the halting problem

+a) true
-b) false

20) Mr. Smith is driving at a speed of 7 m/s, when he slows down to a speed of 5 m/s, when he hits a wall at this speed, after travelling for 2 seconds. How far did he travel?

+a) 12.0 meters
-b) 9.0 meters
-c) 11.0 meters
-d) 10.0 meters
-e) 8.0 meters

21) The months of the Antikythera device are labeled with Greek names transcribed into Egyptian hieroglyphs.

-a) true
+b) false

22) What happens to the wavelength on a wave on a stretched string if the wave passes from lightweight (low density) region of the rope to a heavy (high density) rope?

-a) the wavelength gets shorter
+b) the wavelength gets longer
-c) the wavelength stays the same

23) Chadwicks discovery of the neutron was significant because

-a) neutrons are stable
+b) neutrons permit induced radiation
-c) neutrons are slow

24) If you toss a coin into the air, the velocity on the way up is

-a) down
-b) zero
+c) up

25) If the electron behaved as a classical (non-quantum) particle and NOT somehow connected to a spring inside the metal, then one would expect that photoelectrons would be emitted _______

+a) above a threshold intensity
-b) above a threshold wavelength
-c) above a threshold frequency
-d) at a specific frequency

26) The Megatons to Megawatts Program

-a) converts weapons grade uranium into fuel for commercial reactors, and is considered a failure
+b) converts weapons grade uranium into fuel for commercial reactors, and is considered a success
-c) purchases spent fuel that could otherwise be used to make weapons, and is considered a failure
-d) purchases spent fuel that could otherwise be used to make weapons, and is considered a success

27) Since 1971, 90% of earth's increased energy caused by global warming has been stored in the _____________, mostly _____________

-a) sea; in the bottom kilometer
-b) land; near the equators
+c) sea; in the top kilometer
-d) land; near the poles
-e) air; in the water vapor

28) What was "spooky" about Taylor's 1909 experiment with wave interference?

-a) The light was dim, but it didn't matter because he was blind.
+b) The light was so dim that only one photon at a time was near the slits.
-c) The interference pattern mysteriously disappeared.
-d) The light was so dim that the photoelectric effect couldn't occur

29) Greenhouse warming acts to cool the stratosphere

-a) false
+b) true

30) Stefan-Boltzmann radiation is called a negative feedback mechanism because if the sun's radiation increases, the Stefan-Boltzmann law ensures that more heat is lost from the planet to compensate.

-a) false
+b) true

31) Analysis of the uncertainties associated with feedback suggests that the "worst-case" scenario is easier to model.

-a) true
+b) false

32) The climate change community is divided between those who believe the goal should be to eliminate the earth's greenhouse effect altogether, and those who argue that we should attempt to minimize earth's greenhouse effect.

-a) true
+b) false
33) If the machine is at B: 000100, what's next?
2-state 2-symbol busy beaver.svg
-a) B: 000110
-b) B: 000110
-c) A: 001100
+d) A: 000110

34) A car is traveling in a perfect circle at constant speed. If the car is headed north while turning west, the acceleration is

-a) north
-b) zero
+c) west
-d) east
-e) south

35) The Bombe was a(n) ______________ device used (circa 1940) to defeat the Enigma machine in World War II.}

-a) electric digital programmable
-b) Turing-complete
+c) electromechanical
-d) mechanical

36) In terms of lives lost per unit of energy generated, evidence suggests that nuclear power has caused ______ fatalities per unit of energy generated than the other major sources of energy.

-a) more
+b) comparable
-c) less

37) The Saros cycle is 18 years plus either 10.321 or 11.321 days. The reason for the variable number of days has to do with

-a) precession of the equinoxes
-b) a wobble in the Moon's orbit
-c) precession of the Moon's orbit
+d) leap years

38) People don't usually perceive an echo when

+a) it arrives less than a tenth of a second after the original sound
-b) it arrives at a higher pitch
-c) it arrives at a lower pitch
-d) it takes more than a tenth of a second after the original sound to arrive
-e) it arrives at exactly the same pitch

39) When light passes from glass to air

-a) the frequency increases
-b) it bends towards the normal
-c) it does not bend
+d) it bends away from the normal
-e) the frequency decreases

40) "External forcings" refer to effects that can either increase or decrease, the Earth's temperature.

-a) true
+b) false

41) Greenhouse warming acts to warm the stratosphere

+a) false
-b) true

42) No direct method exists that permits an independent measurement of the heat content of the oceans, other than the fact that the air is warming

+a) false
-b) true