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5 Cards in this Set
- Front
- Back
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The law of uniformitarianism
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Everything is the same
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The law of superposition
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Oldest rock is on the bottom and youngest is on the top
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The law of original horizontality
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Sedimentary rocks form horizontally
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Cross-cutting relationships
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States that an igneous rock is younger then the rock it has intruded or cut across
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Unconformity
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Is a place in the rock record where layers of rock are missing
***They are shown as a gap in. Geologic cross section*** |
