How much of the Earth's surface is experiencing night at any time
A)less than one-half, because of the tilt of the equator to the ecliptic plane
B)more than one-half, because of the precession of the poles
C)exactly one-half
D)all of the night sky

Question

Quizplus · Accepted Answer

At any given moment, due to the spherical shape of the Earth, exactly one-half of the planet's surface is experiencing night. This is because the Earth is divided into two halves by the terminator line, with one side facing the Sun (day) and the other side facing away from the Sun (night).

How Much of the Earth's Surface Is Experiencing Night at Any