Question

What type of data allows geologists to know what rock layers lie underneath Minnesota?

Question 2 options:

A)
Ice core data

B)
Earthquake data

C)
Volcano eruption data

D)
Well log data
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Answer 1

The answer is well log data, it is a detailed log of information taken from a borehole which geologist used to study geological formations of the earth's layer taken from samples returned from the borehole which was dugged.