State four characteristics of the image formed by a plane mirror.

What is meant by lateral inversion of an image in a plane mirror? Explain it with the help of a ray diagram.

A rose appears red in white light. How will it appear in:

(i) green light,

(ii) red light?

Give a reason for each of your answers.

Why does a piece of paper appear white in sunlight? How would you expect it to appear when viewed in red light?