The blue colour of the sky is duo to

Options

A. scattering of light due to the ozone layer
B. scattering of light from the sun
C. scattering of light from particles of dust in the atmosphere
D. all of these

Answer

C

Explanation

Although all gases and liquids scatter light, the scattering from a pure substance or ture solution is quite small and usually or not detectable. However, because of the considerable depth of the atmosphere, the scattering of light by air molecules can be seen. The blue colour of the sky is due to the fact that blue light is scattered more easily than red or any other light.