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6 Cards in this Set
- Front
- Back
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What is Relative Dating? |
Placing geological events in sequence |
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What is Law of Superposition? |
If sediments are deposited without being disturbed, then the oldest will be in the bottom and the youngest will be on the top. |
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What is Law of Original Horizontality? |
If sediments are deposited without being disturbed, then they will form horizontal layers. |
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What is the Law of Cross-Cutting Relationships? |
States that an igneous intrusion is always younger than the rock it cuts across. |
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What is the Law of Inclusions? |
States that the inclusions must be older than the formation that contains them. |
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What is the Law of Unconformities? |
Represents a gap in the rock sequence usually because of erosion or non-deposition. |
