Home Physics Electromagnetic Wave Skill Builder We find that the temperature of air decrease…
Physics Electromagnetic Wave Skill Builder MCQ (Single Correct)

We find that the temperature of air decreases as one goes up from the earth's surface, because:

A
The atmospheric pressure drops with height.
B
The earth which radiates in the infrared region is the main heat source and temperature drops as we go away form it
C
The density of air drops with height and the air therefore cannot hold stronger as we go up
D
Winds are stronger as we go up

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The correct answer is:
B

The temperature of air decreases as one goes up form the earth's surface, because the earth radiates in the infrared region which is the main heat source and temperature drops as we go away from it.

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