Fossils - Rocks That Reveal The Past- Rev
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✎ Suggest a correctionBy studying fossils found in layers of sedimentary rocks, scientists reconstruct the plant and animal life of the past. A demonstration to explain how sedimentary rocks are formed and examples of fossils found in certain layers of the Grand Canyon are shown.
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Original permalink · Record added 2023-02-27 16:44:35 · Suggest a correction