If a Planet Has a Mass Twice That of Earth

question 76

Multiple Choice

If a planet has a mass twice that of Earth and a radius four times that of Earth, the ratio of the acceleration due to gravity on the planet to that on Earth is

• A) 1/8.
• B) 1/2.
• C) 1/16.
• D) 2/16.
• E) 2/1.

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Definitions:

Demand Curve

A graphical representation of the relationship between the price of a good or service and the quantity of that good or service that consumers are willing and able to purchase.

Income Effect

A change in the demand for goods or services attributed to a change in consumers’ income.

Substitution Effect

An economic principle describing how changes in the price of goods lead consumers to replace these goods with cheaper alternatives, affecting the quantity demanded.

Indifference Curve

An illustration representing a consumer's preference equilibrium between two products, indicating no preference difference.