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16 Cards in this Set
- Front
- Back
Rock cycle
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the process by which one rock type changes into another rock type
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extrusive rock
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igneous rock that forms when lava cools and solidifies on the Earth's surface
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magma
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hot liquid that forms when rock partially or completely melts
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fissures
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long cracks in the Earth's surface
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composition
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the makeup of a rock, usually according to the minerals present in it
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igneous rock
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rock that forms when magma or lava cools or solidifies
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sedimentary rock
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rock that forms when sediments are pressed and cemented together
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nonfoliated
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the texture of metamorphic rock in which mineral grains show no alignment
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intrusive rock
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igneous rock that forms when magma cools or solidifies BENEATH THE EARTH'S SURFACE
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Stratification
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the layering of sedimentary rock
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Texture
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the sizes, shapes, and arrangment of grains that make up a rock
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rock
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a solid mixture of crystals of one or more minerals
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foliated
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the texture of metamorphic rock in which mineral grains are aligned
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lava
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hot liquid that erupts onto the Earth's surface
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Metamorphic rock
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rock that forms when the texture and composition of a preexisting rock changes due to heat or pressure
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strata
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the layers of sedimentary rock
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