# Astronomy college course/Miranda and Titan/questions

## AstroMirandaTitan_Study

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### AstroMirandaTitan_Study-v1s1

1. The 1982 Voyager flyby of Miranda (a moon of Uranus) established that _____

___ a) Miranda has the largest active volcano in the solar system
___ b) Two other answers are correct (making this the only true answer).
___ c) Miranda has geysers.
___ d) Miranda probably has an iron core
___ e) inspired a theory a previous incarnation was destroyed by a collision

2. It has been suggested that Miranda's "racetrack"

___ a) Two other answers are correct (making this the only true answer).
___ b) is antipodal to an impact crater
___ c) is associated with tidal heating
___ d) is a series of rifts created by an upwelling of warm ice
___ e) is an impact crater

3. According to Wikipedia, the largest lakes on Titan are probably fed by

___ a) methane rain
___ b) liquid water rain
___ c) geysers
___ d) underground aquifers
___ e) rivers from the highlands

4.

The bright spot on Saturn's moon Titan is
___ a) solar wind particles striking the atmosphere
___ b) a volcano
___ c) a lake
___ d) lightening
___ e) aurora borealis (northern lights)

5. One "year" on Saturn's largest moon Titan lasts

___ a) 30 years
___ b) 3 hours
___ c) 300 days
___ d) 30 hours
___ e) 3 years

6.

The photographs compare
___ a) summer windstorms and winter doldrums
___ b) wet and dry seasons
___ c) Titan and Earth
___ d) winter windstorms and summer doldrums
___ e) northern and southern hemispheres

7. The liquid water ocean of Saturn's largest moon Titan,

___ a) is postulated to cover 15-30% of its surface
___ b) is less than one meter in depth
___ c) Two other answers are correct
___ d) explains how the elevation of a smooth planet seems to rise and fall
___ e) is known to contain life

#### Key to AstroMirandaTitan_Study-v1s1

1. The 1982 Voyager flyby of Miranda (a moon of Uranus) established that _____

- a) Miranda has the largest active volcano in the solar system
- b) Two other answers are correct (making this the only true answer).
- c) Miranda has geysers.
- d) Miranda probably has an iron core
+ e) inspired a theory a previous incarnation was destroyed by a collision

2. It has been suggested that Miranda's "racetrack"

+ a) Two other answers are correct (making this the only true answer).
- b) is antipodal to an impact crater
- c) is associated with tidal heating
- d) is a series of rifts created by an upwelling of warm ice
- e) is an impact crater

3. According to Wikipedia, the largest lakes on Titan are probably fed by

- a) methane rain
- b) liquid water rain
- c) geysers
+ d) underground aquifers
- e) rivers from the highlands

4.

The bright spot on Saturn's moon Titan is
- a) solar wind particles striking the atmosphere
- b) a volcano
+ c) a lake
- d) lightening
- e) aurora borealis (northern lights)

5. One "year" on Saturn's largest moon Titan lasts

+ a) 30 years
- b) 3 hours
- c) 300 days
- d) 30 hours
- e) 3 years

6.

The photographs compare
- a) summer windstorms and winter doldrums
- b) wet and dry seasons
+ c) Titan and Earth
- d) winter windstorms and summer doldrums
- e) northern and southern hemispheres

7. The liquid water ocean of Saturn's largest moon Titan,

- a) is postulated to cover 15-30% of its surface
- b) is less than one meter in depth
- c) Two other answers are correct
+ d) explains how the elevation of a smooth planet seems to rise and fall
- e) is known to contain life