Science - Unit 2

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    D. because models can be used to describe how things work
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    G. solar system
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    D. stars
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    F. Betelgeuse
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    B. The center is vry dense with many stars, and density decreases farther out.
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    F. The larger star must be brighter.
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    D. The outer planets take longer to orbit the sun than the inner planets do.
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    H. a comet
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    C. Saturn
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    G. a bright, narrow band of stars
Author:
GRIZELLE
ID:
189439
Card Set:
Science - Unit 2
Updated:
2012-12-14 06:14:20
Tags:
Science
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Description:
Unit 2 - Benchmark Review
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