The lowest amount of solar energy per square meter is incident on the surface of Earth in the northern hemisphere on or about
A) December 21, the beginning of winter.
B) March 21, the end of winter.
C) September 21, the beginning of fall or autumn.
D) January 5, midwinter.

Question

Quizplus · Accepted Answer

The lowest amount of solar energy per square meter incident on the surface of Earth in the northern hemisphere occurs around December 21, which marks the beginning of winter. This is due to the tilt of the Earth's axis, which causes the northern hemisphere to be tilted away from the sun, resulting in less direct sunlight and shorter days.

The Lowest Amount of Solar Energy Per Square Meter Is