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10 Cards in this Set

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