3 years ago

What do scientists use to divide the geologic time scale?

1 answer:

6 0

They used relative dating to divide Earth's past in several chunks of time when similar organisms were on Earth. 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.

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<h2>Pyrethrin</h2>

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Fecal coliform. Fecal matter is an organic material which can be introduced to bodies of water by animals in lakes and streams. Organic material actually lowers dissolved oxygen in water.

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