Multiple Choice
The boundary in the mantle where composition changes allows seismic wave velocities to do what because pressure is great enough that the minerals in the mantle recrystallize to form denser minerals such as peridotite is called the 660-kilometer discontinuity.
A) Velocity decreases
B) Velocity increases
C) Velocity remains the same
D) None of the above
Correct Answer:
Verified
Correct Answer:
Verified
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