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10 Cards in this Set
- Front
- Back
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Every ________ is something that has lasted from a living thing that died long ago.
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Fossil
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The crust sits on the _________, the middle layer.
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Mantle
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________ forms from material that has settled into layers that are squeezed together until they harden into rock.
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Sedimentary rock
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The process of changing rocks into other types.
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Rock cycle
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________ is rock that was once melted but has cooled and hardened.
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Igneous rock
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If an object is a solid, was formed in nature, and has never been alive, it's likely to be a ___________.
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Mineral
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At the surface of the Earth is the solid outside layer, called the _________.
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Crust
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A _____ is made of minerals.
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Rock
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___________ is igneous, sedimentary, or other metamorphic rock that has been changed by heat and pressure.
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Metamorphic rock
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Below the mantle, at the center of the Earth, is the _________.
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Core
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