What Causes the Velocity of a P-Wave to Speed Up

question 30

Multiple Choice

What causes the velocity of a P-wave to speed up when it enters the inner core?

• A) The inner core is a much more dense material than the outer core.
• B) The inner core is a much less dense material than the outer core.
• C) The inner core is liquid,and thus the wave speeds up.
• D) The P-wave no longer has to compete with the S-wave for energy.

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Definitions:

Looking-glass Self

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Subliminally Exposed

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Sexual Dream

A dream involving sexual images or scenarios, often reflecting a person's subconscious desires or fears.

Baldwin

Referring to James Baldwin, an American writer and social critic known for his essays on the complexities of racial, sexual, and class distinctions in Western societies.