QB/AstroJupiter

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*_Quizbank_*

Information (click to expand)

#*_Instructions_*

• _Name_* QB/AstroJupiter
• _Permalink_* Special:Permalink/1388646
• _wiki_* https://en.wikiversity.org/wiki/
• _conceptual_*
• _Attribution_* http://en.wikiversity.org/w/index.php?title=Astronomy_college_course/Jupiter/questions&oldid=1388646
• _See_* User:Guy vandegrift

*_Quiz_*

1

The black spot in this image of Jupiter is

	an electric storm
	a solar eclipse
	Two other answers are correct (making this the only true answer).
	the shadow of a moon
	a magnetic storm

2 Although there is some doubt as to who discovered Jupiter's great red spot, it is generally credited to

	Tycho in
	Galileo in 1605
	Newton in 1668
	Cassini in 1665
	Messier in 1771

3 The bands in the atmosphere of Jupiter are associated with a patter of alternating wind velocities that are

	easterly and westerly
	updrafts and downdrafts
	both of these

4 As one descends down to Jupiter's core, the temperature

	increases
	decreases
	stays about the same

5 Which of the following statements is FALSE?

	Jupiter has four large moons and many smaller ones
	The Great Red Spot is a storm that has raged for over 300 years
	Jupiter emits more energy than it receives from the Sun
	Jupiter is the largest known planet
	Jupiter has a system of rings

6 What is the mechanism that heats the interior of Jupiter?

	rain
	tides
	radioactivity
	magnetism
	electricity

7 Why is Jupiter an oblate spheroid?

	tides from other gas planets
	tides from the Sun
	tides from the Jupiter's moons
	rotation about axis
	revolution around Sun

8 What statement best describes the Wikipedia's explanation of the helium (He) content of Jupiter's upper atmosphere (relative to the hydrogen (H) content)?

	Jupiter's atmosphere has only 80% as much helium because the He fell to the core.
	Jupiter's atmosphere has 80% more He because Jupiter's hydrogen escaped into space.
	Jupiter's atmosphere has only 80% as much helium because the He escaped into space.
	Jupiter's atmosphere has 80% more He because Jupiter's hydrogen fell to the core.
	Jupiter and the Sun have nearly the same ratio of He to H.

9 Where is the Sun-Jupiter barycenter?

	Just above the Sun's surface
	Just above Jupiter's surface
	At the center of the Sun
	At the center of Jupiter
	The question remains unresolved

10 The barycenter of two otherwise isolated celestial bodies is?

	a place where two bodies exert equal and opposite gravitational forces
	the focal point of two elliptical orbital paths
	both of these are true

11 Knowing the barycenter of two stars is useful because it tells us the total mass

	TRUE
	FALSE

12 Knowing the barycenter of two stars is useful because it tells us the ratio of the two masses

	TRUE
	FALSE

*_Instructions_*

Instructions are forthcoming

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