What is the quaternary period?

A) the period when Earth began.
B) the last geologic era.
C) the first geologic era.
D) the present geologic era.


Answer: D

Environmental & Atmospheric Sciences

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What will be an ideal response?

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Indicate whether this statement is true or false.

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The portion of a fracture zone between two offset portions of ridge crest is called a ________.

A. normal fault B. transform fault C. convergence zone D. strike-slip fault E. Benioff zone

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A. high-tech industries B. steel C. textiles D. leather goods

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