Question

Reflection and refraction?​

Answer 1

Answer:

I know only one that is reflection

so reflection is a mirror image of a person things . like if we stand in front of a mirror then we can see our reflection that is called as reflection

Answer 2

Reflection is the change in direction of a wavefront at an interface between two different media so that the wavefront returns into the medium from which it originated.

Refraction, in physics, the change in direction of a wave passing from one medium to another caused by its change in speed.