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General Knowledge · Q727

Environmental Science

Competitive Exams · General Knowledge · question 727

Q727

Low clouds retard surface cooling at night better than clear skies because:

A.
The clouds absorb and radiate infrared energy back to earth
Answer
B.
The water droplets in the clouds reflect infrared energy back to earth
C.
The clouds start convection currents between them
D.
The clouds are better conductors of heat than is the clear night air
E.
The formation of the clouds releases latent heat energy

Answer: Option A

Solution

Answer: Option A
Solution:
Low clouds retard surface cooling at night better than clear skies because the clouds absorb and radiate infrared energy back to earth.