Even Though the Martian Atmosphere Is Composed Almost Completely of the Greenhouse

question 42

Multiple Choice

Even though the Martian atmosphere is composed almost completely of the greenhouse gas carbon dioxide, its surface is much colder than the Earth because its

• A) atmosphere is much thinner
• B) surface does not radiate any infrared radiation
• C) atmosphere contains equal amounts of gases which neutralize the greenhouse effect
• D) polar caps are much larger than on the Earth

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Definitions:

Sensitivity Analysis

A technique used to determine how different values of an independent variable affect a particular dependent variable under a given set of assumptions.

Fixed Costs

Expenses that do not change with the amount of goods or services produced, such as rent, salaries, or insurance.

Variable Cost

Costs that change in proportion to the goods or services that a business produces.

Net Present Value

A method used in capital budgeting to evaluate the profitability of an investment by summing the present values of all cash inflows and outflows associated with the investment.