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Question:

Which of the following time periods is the longest?

A Eon
explanation

In the geologic time scale, an eon encompasses 500 million years, whereas an era encompasses 100-150 million years. Periods and ages are much shorter, in the range of 1-10 million years.

Comments

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2 years ago

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2 years ago

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LuisVega.

2 years ago

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