The Primary Evidence That the Outer Core Is Molten Is

question 38

Multiple Choice

The primary evidence that the outer core is molten is an abrupt

• A)increase in the velocity of P-waves,but no increase in S-waves.
• B)increase in the velocity of L-waves.
• C)stop of S-wave propagation,and a decrease in P-wave velocity.
• D)stop of P-wave propagation,and a decrease in S-wave velocity.

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