Physics, asked by gsusmitha872, 11 months ago

Why the sky become red in sun set

Answers

Answered by NandhaMK36
2
During sunrise and sunset, the rays have to travel a larger part of the atmosphere because they are very close to the horizon. Therefore, light other than red is mostly scattered away. Most of the red light, which is the least scattered, enters our eyes. Hence, the sun and the sky appearred.
Hope it helpful.

soumya337: why red light scatters least
NandhaMK36: At sunrise and sunset, when the sunlight travels a long path through the atmosphere to reach our eyes, the bluelight has been mostly removed, leaving mostly red and yellow light remaining.
soumya337: it is not the answer to my question first see the question thoroughly and answer it
NandhaMK36: Within the visible range of light, red light waves are scattered the least by atmospheric gas molecules. So at sunrise and sunset, when the sunlight travels a long path through the atmosphere to reach our eyes, the bluelight has been mostly removed, leaving mostly red and yellow light remaining.
Answered by Anonymous
2
Hey mate !!

At d time of sunrise and sunset, d light from sun has to travel d longest distance of atmosphere to reach d observer. Since d blue light of short wavelength is scattered more, much of it is lost, while d red light of long wavelength is scattered a little, so it is not much lost. Thus blue light is almost absent in sunlight reaching d observer and only d red light reaches us. As a result the sun and d region near by it, is seen red.

Hope this helps..☺☺
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