If the composition of the atmosphere changed so that less terrestrial radiation was allowed to escape,the Earth would experience
A)higher average temperatures.
B)lower average temperatures.
C)greater atmospheric pressure and higher temperatures.
D)no change in pressure or temperature.

Question

Quizplus · Accepted Answer

Less atmospheric radiation escaping means that more heat would be trapped in the atmosphere, leading to higher average temperatures. This is known as the greenhouse effect, and is a result of increased concentrations of greenhouse gases in the atmosphere like carbon dioxide, methane, and water vapor.

If the Composition of the Atmosphere Changed So That Less