Question

The clear sky appears blue because

• A. blue light gets absorbed in the atmosphere.
• B. ultraviolet radiations are absorbed in the atmosphere.
• C. violet and blue lights get scattered more than lights of all other colours by the atmosphere.
• D. light of all other colours is scattered more than the violet and blue colour lights by the atmosphere.

Answer 1

The correct option is C

violet and blue lights get scattered more than lights of all other colours by the atmosphere.

Option c is correct.
A clear cloudless daytime sky is blue because molecules in the air scatter light of smaller wavelength i.e blue light from the sun more than they scatter red light.