The sky appears "blue" because of
A) birefringence.
B) Rayleigh scattering.
C) Brewster's polarization.
D) dichroism.
E) Bragg's Law.

Question

Quizplus · Accepted Answer

The sky appears blue primarily due to Rayleigh scattering. This phenomenon occurs when molecules in the Earth's atmosphere scatter sunlight in all directions, and since blue light is scattered more than other colors because it travels as shorter, smaller waves, the sky appears predominantly blue to us during the day.

The Sky Appears "Blue" Because of