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Chapter 8: Jovian Planet Systems – Questions

question

Which of the following is a general characteristic of the four jovian planets in our solar system?
answer

They are lower in average density than are the terrestrial planets.
question

Which of the following best describes the internal layering of Jupiter, from the center outward?
answer

core of rock, metal, and hydrogen compounds thick layer of metallic hydrogen thick layer of liquid hydrogen layer of gaseous hydrogen cloud layer
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Overall, Jupiter’s composition is most like that of _________.
answer

the sun
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How do typical wind speeds in Jupiter’s atmosphere compare to typical wind speeds on Earth?
answer

They are much faster than hurricane winds on Earth.
question

What atmospheric constituent is responsible for the blue color of Uranus and Neptune?
answer

Methane
question

Which of the following statements about the moons of the jovian planets is NOT true?
answer

most of the moons are large enough to be spherical in shape, but a few have the more potato like shapes of asteroids
question

Which statement about Io is true?
answer

Io is the most volcanically active body in our solar system.
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Which moon has a thick atmosphere made mostly of nitrogen?
answer

Titan
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Which moon is considered likely to have a deep, subsurface ocean of liquid water?
answer

Europa
question

Suppose you could float in space just a few meters above Saturn’s rings. What would you see as you looked down on the rings?
answer

countless icy particles, ranging in size from dust grains to large boulders.