What Causes the Velocity of a P-Wave to Increase When

question 7

Multiple Choice

What causes the velocity of a P-wave to increase 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:

Corporate Job

Employment within a company or organization that usually involves office-based work, specialized roles, and hierarchical positions.

Opportunity Cost

is the loss of potential gain from other alternatives when one alternative is chosen.

Rational Decisions

Choices made by individuals that align with their own self-interest and are based on an evaluation of the costs and benefits of the action.

Marginal Costs

The extra financial burden of generating one additional unit of a good or service.