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Fundamentals of Physical Geography

2nd Edition
James Petersen
ISBN: 9781133606536

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BuyFindarrow_forward

Fundamentals of Physical Geography

2nd Edition
James Petersen
ISBN: 9781133606536
Textbook Problem

Geologists consider 90 million years ago to lie within which geologic era and period?

To determine

The period that is 90 million years ago from now lie within which geologic era and period according to Geologists.

Explanation

Mesozoic era ranges from 248 million to 65 million years ago. “Meso” means “middle”; “zoic” means “life”. Mesozoic era is subdivided into Triassic, Jurassic, and Cretaceous periods. Triassic period ranges from 248 to 206 million years ago; Jurassic period ranges f...

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