Explain the phenomenon of scattering of light. State the factor on which colour of scattered light depends.

Question

(a) Explain the phenomenon of scattering of light. State the factor on which colour of scattered light depends.

(b) List any two natural phenomenon based on scattering of light.

Answer 1

(a) Scattering of light is the phenomenon of change in the direction of light on striking an obstacle, an atom, a molecule, dust particle, water droplet etc. It depends on the size of the particles of the medium through which it passes.

(b) (i) Blue colour of sky. (ii) Red colour of sky of sunrise and sunset.