Question

explain refraction of light due to earth's atmosphere​

Answer 1

Explanation:

All layers of earth's atmosphere have different densities, therefore, the light rays from stars refracted many times. This is the cause, why we see stars twinkling.

Answer 2

Atmospheric Reflection..

Atmospheric Reflection is the process by

which"a surface of discontinuity turns back a portion of the incident radiation into the medium through which the radiation approached". Reflection is important to take into account since about a third of the energy from the sun is reflected......