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earth science
grand canyon geologic history
| Question | Answer |
|---|---|
| define uniformitarianism | the idea that processes at work today on earth are the same processes that worked on earth in the past; accounts for geologic features and geologic change. |
| fossil | the trace or remains of an organism preserved in rock. |
| goal of geology | to interpret earth's history |
| james hutton | farmer and physician who's observations of geologic processes on his farm led him to conclude that these were the same processes that occurred during the early part of earth's history |