Dr Wells Has Proposed That the Center of the Earth

question 147

Multiple Choice

Dr. Wells has proposed that the center of the Earth consists of large open areas that contain air and water and may be inhabited by some life form. This proposition is best described as a

• A) fact.
• B) hypothesis.
• C) theory.
• D) correlation.

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Definitions:

Total Cost Curve

A graphic representation showing how total cost changes with changes in the level of output or production.

Output

The amount of goods or services produced by a company, industry, or economy in a given period.

Isoquant

A curve representing all the combinations of inputs that result in the production of a certain level of output, used in the study of production theory.

Capital

The wealth, whether in money or other assets, owned or employed in business by an individual, firm, or country.