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10 Cards in this Set
- Front
- Back
While Earth is spinning on its axis, it also__________, or moves in a circular path, around the Sun.
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revolves
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How long does does Earth's trip around the Sun take?
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It takes one year, 365 1/4 days.
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How are planets different from stars?
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They are different from stars because they are not as big or as hot as stars and they cannot not make light.
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Name some ways that planets are alike?
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They are alike because they rotate on an axis and they revolve around the Sun.
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Name the inner planets?
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Mercury, Venus, Earth, Mars
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Why is Earth the only planet that we know supports life?
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It's atmosphere keeps it from getting too hot or too cold and it has water and oxygen?
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Name the outer planets?
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Jupiter, Uranus, Saturn, and Neptune
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What planet is closest to the Sun?
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Mercury is is the closet planet to the Sun. It is 58 million kilometers from the Sun.
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The Sun, a hot sphere of gases that gives off energy is often called a _________.
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star
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The path an object follows as it revolves is its____________.
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orbit
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