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In Health / Middle School | 2014-11-06

What does an unconformity in a sequence of rock layers reveal about geologic history?

A. A rock layer must have turned upside down.

B. A layer of rock might have eroded.

C. The layers must cover hundreds of square miles.

D. The layers must have been deposited very quickly.

Asked by Kaylee123

Answer (3)

B. A layer of rock might have eroded. I THINK DONT HATE ME IF IM WRONG

Answered by Anonymous | 2024-06-10

B. A layer of rock might have eroded

Answered by Anonymous | 2024-06-12

An unconformity reveals significant geological history, particularly indicating that erosion has occurred, resulting in missing time in the rock record. Thus, the answer is B: A layer of rock might have eroded. Understanding this helps geologists interpret past environments and changes over time.
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Answered by Anonymous | 2024-10-10

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