Science Ch. 17 Word Scramble
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Question | Answer |
solar system | The sun, its eight planets, dwarf planets, moons, asteroids, and comets. |
revolution | a full orbit around another object |
axis | an imaginary center line |
rotation | one whole spin of an object |
space probe | spacecraft that gather data without a crew |
comet | a frozen mass of different tyes of ice and dust orbiting the sun |
asteroid | a rocky mass up to several hundred kilometers wide that revolves around the sun |
satellite | a moon, rock, or anything that orbits another object |
moon phases | the shapes of the lit side of the moon we can see |
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