Question

why do the sky appear blue during afternoon time

Answer 1

In daytime sky is blue because molecules in the highest rated blue light from the sun more than the scattered light red light when we looked over the sun at sunset we see red and Orange colour because the blue light has been scattered out and away from the line of sight.

Answer 2

A Clear cloudless day time sky is blue because molecules in the air scatter blue light from the sun more than they scatter red light when we look towards the sun at sunset we see red and orange colour because the blue light has been scattered out and away from the line of sight