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geologic record jal
| Question | Answer |
|---|---|
| Physical geology | what earth is made of |
| historical geology | life on earth |
| relative dating | sequential order |
| absolute dating | order by the year |
| deep time | the billons of years that form earths history |
| geologic record | outlines records in history |
| lithification | Conversion of a newly deposited sediment into an indurated rock. |
| original horizantal | a rock must be horizantal over time unless moved |
| vertical sedimentary rock | a rock that is vertical becaused it's been moved |
| superposition | the place in time where a rock is formed |
| lateral continuity | layers of sediment initially extend laterally in all directions |
| Cross-Cutting relationship | an igneous rock that intruders into a bed of existing rock is younger than the rock it cuts into |
| Fossil Succession | the specific order of fossils, from lower to higher |