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JEE PHYSICS MCQ: THERMAL PROPERTIES OF MATTER
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We find that the temperature of air decreases as one goes up from the earth’s surface because
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Correct option: B
The earth which radiates in the infrared region is
the main heat source and temperature drops as
we go away from it
the main heat source and temperature drops as
we go away from it
Option B (The earth which radiates in the infrared region is the main heat source and temperature drops as we go away from it) is correct because the Earth's surface radiates heat in the infrared region, and as altitude increases, the distance from this heat source increases, leading to a temperature decrease.
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