Question

what is dispersion?​

Answer 1

Explanation:

Dispersion of light is a phenomenon of splitting of white light in to its component colours. In optics, dispersion is the phenomenon in which the phase velocity of a wave depends on its frequency, or alternatively when the group velocity depends on the frequency.

Answer 2

$\huge\star\underbrace{\mathtt\red{⫷ᴀ᭄} \mathtt\green{n~ }\mathtt\blue{ §} \mathtt\purple{₩}\mathtt\orange{Σ} \mathtt\pink{R⫸}}\star\:$

The process by which people's or things are spread over a wide area.