Question

13) Draw and with the help of diagram the experimental set up for observing the
scattering og light in colloidal solution of sulphur to show how the sky appears blue, and
the sun appears red at sunrise ans sunset.​

Answer 1

An arrangement for observing the scattering of light in a colloidal solution to show how the sky appears blue, and the sun appears red at sunrise and sunset.

(b) Blue light scatters more easily due to its smaller wavelength.

(c) Shortest wavelength component i.e. blue light scatters away when the sun appears red at sunrise or sunset.

(d) Gas molecules present in the air.