Question

Q5: How is the rainbow formed?

Answer 1

Answer:

Rainbow is combined effect of DISPERSION ,REFRACTION & TOTAL INTERNAL REFLECTION.

Answer 2

Answer:

Rainbows are formed when sunlight is scattered from raindrops into the eyes of an observer. The lower the sun in the sky the more of an arc of a rainbow the viewer will see. Rain, fog or some other source of water droplets must be in front of the viewer.