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10 Cards in this Set
- Front
- Back
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A large ball of ice and dust that orbits the sun
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comet
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A large group of stars that form a pattern
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constellation
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The solid outside layer of the Earth
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crust
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The center of the Earth
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core
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The middle layer of the Earth
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mantle
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A rock that has been changed by heat and pressure
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metamorphic rock
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A rock that was once melted rock but has cooled and hardened
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igneous rock
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A rock formed from material that has settled into layers and been squeezed until it hardens into rock
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sedimentary rock
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The process in which one type of rock changes into another type of rock
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rock cycle
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A large body of rock ofr gas that orbits the sun
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planet
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