When the sun is near the horizon,the intensity of visible radiation reaching the earth's surface appears to be less than when the sun is directly overhead.Actually,the intensity of the visible radiation reaching the earth's surface is always the same.
A)true
B)false
C)only at the equator

Question

Quizplus · Accepted Answer

Although the sun may appear less intense when it is near the horizon, the actual intensity of visible radiation reaching the earth's surface is the same due to the sun's constant output of energy. This phenomenon is due to the angle at which the sunlight hits the atmosphere and the distance it has to travel through the atmosphere to reach the surface. Therefore, the statement that the intensity of visible radiation is less near the horizon is false.

When the Sun Is near the Horizon,the Intensity of Visible