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AssignmentMultiple Choice

Characteristics of the Seafloor

Question 1 of 8 • MO-Earth and Space Science A

According to Hess’s theory, what might happen if the magma under a mid-ocean ridge cools?

Answer
A
The magnetic stripes might reverse direction.
B
The deep-ocean trench might become deeper.
C
The crust at the ridge might form more quickly.
D
The plates on either side of the ridge might stop moving.
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