Question

how can we form rainbow artificially on the sky?

Answer 1

A rainbow is a meteorological phenomenon that is caused by reflection, refraction and dispersion of light in water droplets resulting in a spectrum of light appearing in the sky. It takes the form of a multicoloured circular arc. Rainbows caused by sunlight always appear in the section of sky directly opposite the sun.

Answer 2

things required a flashlight, mirror,a pan of water , prism, white sheet,c d, a small cue card, glass of water. .