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13 Cards in this Set
- Front
- Back
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eclipse
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an event in which the shadow of one celestial body falls on another
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meteor
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a streak of light caused when a meteoroid burns up in earth's atmosphere before it reaches the ground
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asteroid
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a small, rocky body that revolves around the sun
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newton's law
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fg=m1*m2/dto the 2nd
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meteoroid
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a very small, rocky body taht revolves around the sun and is headed for earth
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comet
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a small body of ice, rock , and cosmic dust taht forms a tail as it passes close to the sun
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third law
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p to the 2nd=a to the 3rd |
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first law
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planets travel in an elliptical orbit around the sun
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second law
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planets move faster when they are closer to the sun
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meteorite
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a meteoroid that reaches the earth's surface without burning up completely
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asteroid belt
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the region of the solar system taht most asteroids occupy; between teh orbits of mars and jupiter
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satellite
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a natural or artificial body that revolves around a planet
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phases
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the different appearances of the moon due to varying amounts of light on the side taht faces the earth
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