The sky appears to be blue because it reflects ________ wavelengths of light.
A) subliminal
B) short
C) medium
D) long
E) intense

Question

Quizplus · Accepted Answer

The sky appears blue because it reflects shorter wavelengths of light. This is known as Rayleigh scattering, where molecules in the Earth's atmosphere scatter sunlight in all directions, but shorter blue wavelengths are scattered more than other colors, making the sky appear blue to the human eye.

The Sky Appears to Be Blue Because It Reflects ________