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11 Cards in this Set
- Front
- Back
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mass
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The amount of material that an object contains
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mass
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The amount of material that an object contains
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planet
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A large bod in space that orbits a star such as the sun
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comet
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A ball of ice, rock, frozen gases, and dust that orbits the sun
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asteroid belt
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the region between Mars and Jupiter where most asteroids orbit the sun
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solar system
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A star, such as the sun, and all the bodies that revolve around it in space
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green house effect
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the warming of the atmosphere because of trapped heat energy from the sun
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atmosphere
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An envelope of gas surrounding a body in space
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asteroid
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a rocky object smaller than a planet that orbits a star
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star
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A glowing ball of hot gas that makes its own energy and light
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meteor
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An asteroid that enters the earth's atmosphere
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