Which of the Following Factors Is Most Influential in Causing

question 41

Multiple Choice

Which of the following factors is most influential in causing convection in the outer core?

• A) The outer core has a low viscosity, approximately equal to that of water at room temperature.
• B) The outer core has a high heat conductivity.
• C) Compositional differences create a difference in density.
• D) Heating causes expansion of fluids.

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Definitions:

Inflation Rate

The percentage increase in the price level of goods and services in an economy over a period of time.

Purchasing Power

The worth of a currency depicted by the quantity of goods or services that can be purchased with one unit of the currency.

Expected Variance

Expected Variance is a statistical measure that captures the anticipated variability or dispersion of returns on an investment.

Probability Distribution

A mathematical tool that catalogues all possible values a random variable could assume and their likelihoods within a specified range.