Things seen by moonlight usually aren't colored because moonlight
A) photons don't have enough energy to activate the retina's cones.
B) doesn't have very many colors in it.
C) is too dim to activate the retina's cones.
D) all of these
E) none of these

Question

Quizplus · Accepted Answer

Moonlight is simply too dim to effectively activate the cones in the human retina, which are responsible for color vision. The rods, which are more sensitive to light but do not detect color, are primarily activated under such low light conditions.

Things Seen by Moonlight Usually Aren't Colored Because Moonlight