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10 Cards in this Set
- Front
- Back
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Igneous rock |
Type of rock formed from from magma or lave
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Metamorphic rock
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Type of rock created by heat, pressure, or hot fluids
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Sedimentary rock
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Type of rock created by sediments compacted and cemented together
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Intrusive
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Igneous rock formed underground
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Extrusive
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Igneous rock formed on the earth's surface
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Compaction and cementation
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The process by which sediments become sedimentary rock
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Weathering and erosion
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The process by which rock becomes sediment
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Rock Cycle
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The constant, slow change of rocks from one type to another
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obsidian and pumice
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Examples of an extrusive igneous rocks
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Obsidian
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Volcanic glass. An extrusive igneous rock that has a glassy appearance from cooling quickly
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