On the average, sunlight received on the Earth's surface is only ________ as strong as that received at the edge of the atmosphere.
A) 1/100
B) 1/10
C) 1/4
D) 1/2
E) 1/8

Question

Quizplus · Accepted Answer

The sunlight received on Earth's surface is about half as strong as that received at the edge of the atmosphere due to scattering, absorption, and reflection by the atmosphere.

On the Average, Sunlight Received on the Earth's Surface Is