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Dmitry [639]
4 years ago
14

How did scientists form the geologic time scale?

Biology
1 answer:
EleoNora [17]4 years ago
3 0

Answer:

The geologic time scale was developed after scientists observed changes in the fossils going from oldest to youngest sedimentary rocks. ... Later, scientists used absolute dating to determine the actual number of years ago that events happened. The geologic time scale is divided into eons, eras, periods, and epochs.

Explanation:

hope it helps!

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