The insolation received at Earth's surface is
A)usually low at the equator.
B)generally greater at high latitudes because of daylength.
C)greatest over low-latitude deserts with their cloudless skies.
D)inadequate to sustain life.
E)equal to that received at the top of the atmosphere.

Question

Quizplus · Accepted Answer

Low-latitude deserts have cloudless skies which allow maximum insolation to reach the surface.

Answer: E 
 At the top of the atmosphere, all the incoming solar radiation is available which means that insolation received at Earth's surface is equal to that received at the top of the atmosphere.

The Insolation Received at Earth's Surface Is