Why is the sky blue in color?

blue color of sky due
rayleigh scattering. light
moves through atmosphere,
of longer wavelengths
pass straight through. little of
red, orange , yellow light affected air. however, of shorter
wavelength light absorbed
gas molecules. absorbed
blue light radiated in
different directions. gets
scattered around sky. whichever direction look,
of scattered blue light
reaches you. since see
blue light everywhere
overhead, sky looks blue.

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