The Inner Core Is Solid Because

question 55

Multiple Choice

The inner core is solid because

• A)it is composed of iron and nickel.
• B)the surrounding outer layers act as a blanket to insulate the core.
• C)pressure from the weight of the surrounding layers prevents the inner core from melting.
• D)none of these,for the inner core is not solid,but is liquid

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Definitions:

Deadweight Loss

An economic inefficiency that occurs when the equilibrium for a good or service is not achieved or is not allocatively efficient.

Monopoly

A market structure where a single firm controls the entire market for a good or service, with no close substitutes available.

Market Price

The present rate at which a product or service is being traded in the market.

Perfectly Competitive

A market structure where many firms offer products or services that are similar, leading to no single firm having significant market power.