Question

give one word for the following 1)an make their is upside down
2)a band of colours that is formed when white light is passed through a prism.
3) the property of our eyes that makes us perceive a rotating coloured disc as white
plz give me answer
who else will give me first answer will be marked as a brainleist answer ​

Answer 1

Answer:

2) Spectrum of white light: the band of seven colours formed when a beam of white light is passes through a glass prism is called spectrum of white light.

3) Persistence of vision traditionally refers to the optical illusion that occurs when visual perception of an object does not cease for some time after the rays of light proceeding from it have ceased to enter the eye.