2. When seismic waves from an earthquake reach the boundary between the mantle and the liquid outer core
a. all of the body waves get refracted.
b. all of the body waves get reflected, but none are refracted.
c. all P - waves stop because they are unable to move through the outer core.
d. all S - waves vanish because they cannot move through a liquid.
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Answer:
D. All S - waves vanish because they cannot move through a liquid.