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10 Cards in this Set

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