The red colour of the sun at the time of sunrise and sunset is because :

The sun looks reddish at the time of sunrise and sunset.

The sun looks reddish at the time of sunrise and sunset.

The colour of the sun is red at sun is red at sunrise and sunset . This occurs due to ……

Name the phenomenon responsible for (i) advance of sunrise (ii) colour of water in deep sea (iii) twinkling of stars and (iv) reddish appearance of the sun at the time of sunrise and sunset.