We are able to see the sun for several minutes AFTER it has slipped below the horizon because:
A) our eyes are able to recognize internal reflection.
B) we are unable to perceive light bending.
C) Actually, we can't see the sun once it is below the horizon.
D) ice crystals have diffracted the light.

Question

Quizplus · Accepted Answer

Our eyes are unable to perceive light bending, which is what happens when light passes through different layers of the atmosphere as the sun sets. The result is that the sun appears to be above the horizon even though it has actually already set. This effect is known as atmospheric refraction.

We Are Able to See the Sun for Several Minutes