The lowest amount of solar energy per square meter is incident upon the surface of Earth in the northern hemisphere on or about
A)December 21, the winter solstice.
B)March 21, the vernal equinox.
C)September 21, the autumnal equinox.
D)June 21, the summer solstice.

Question

Quizplus · Accepted Answer

During the winter solstice in the northern hemisphere, the North Pole is tilted furthest away from the sun resulting in the lowest amount of solar energy per square meter incident upon the surface of Earth in the northern hemisphere. This is because the angle at which the sun's rays hit the Earth's surface is at its lowest.

The Lowest Amount of Solar Energy Per Square Meter Is