The solar constant is
A)consistent amount of energy received at the top of the atmosphere.
B)the same for a sphere or for a circle.
C)only about a quarter of all energy emitted by the sun.
D)the same value for all planets, even Neptune.

Question

Quizplus · Accepted Answer

The solar constant is defined as the consistent amount of energy received at the top of the Earth's atmosphere, which is approximately 1366 watts per square meter. This value is considered constant because it does not vary significantly over time or with changes in distance from the sun.

The Solar Constant Is