Which of the Following Points About Our Planet's Atmosphere Is

question 6

Multiple Choice

Which of the following points about our planet's atmosphere is FALSE?

• A) it is slowly leaking atoms into space from its outermost regions
• B) its mass is a substantial part of the mass of the Earth
• C) warm air rises and cool air descends within it, setting up circulating currents `
• D) it is made mostly of nitrogen
• E) one of its layers helps keep much of the ultraviolet radiation from space from reaching the surface

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Definitions:

Substitution

The economic principle that as the price of a good or service increases, consumers are likely to replace it with a cheaper alternative.

Consumer

An individual or group that purchases goods and services for personal use.

Indifference Curves

A graphical representation showing combinations of two goods that give a consumer equal satisfaction and utility, reflecting preferences.

Perfect Substitutes

Goods or services that can be used in exactly the same way, such that the consumer is indifferent between one and another.