Planets Answers

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1
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Which statements correctly identify characteristics of Earth and Jupiter? Check all that apply.

A
Earth is an inner planet.
B
Earth is more dense than Jupiter.
C
They are similar in size.
D
Jupiter is mostly made of gas.
E
Jupiter revolves faster than Earth.
3

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Answers:
The outer planets are composed mostly of .:gas
Inner planets have density than outer planets.:higher
4

Which ideas did you include in your answer? Check all that apply.

A
Inner planets rotate slower.
B
Outer planets rotate faster.
C
Inner planets take more time to complete a rotation.
D
Outer planets take less time to complete a rotation.
E
Planet A is an outer planet.
F
Planet B is an inner planet.
5

Which statements accurately compare the tectonic activity of the planets? Check all that apply.The terrestrial planets experience quakes; the gas giants do not.The gas giants have multiple plates; the terrestrial planets do not.The gas giants have no true surfaces, so they experience tectonic activity.Terrestrial planets experience (or experienced) tectonic activity; gas giants do (or did) not.Mountains and volcanoes are found on the gas giants, not on terrestrial planets.Activity in the molten interior of the terrestrial planets results (or resulted) in tectonic activity.

A
The terrestrial planets experience quakes; the gas giants do not.
B
The gas giants have multiple plates; the terrestrial planets do not.
C
The gas giants have no true surfaces, so they experience tectonic activity.
D
Terrestrial planets experience (or experienced) tectonic activity; gas giants do (or did) not.
E
Mountains and volcanoes are found on the gas giants, not on terrestrial planets.
F
Activity in the molten interior of the terrestrial planets results (or resulted) in tectonic activity.
6

Which statement accurately describes the habitability of the planets?

A
The moons of the terrestrial planets and the gas giants are habitable.
B
The terrestrial planets (except Earth) and the gas giants are not habitable.
C
The atmosphere of the gas giants makes them more suitable for life than the terrestrial planets.
D
The chemical substances on the terrestrial planets make them more habitable than the gas giants.

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