Question

hello plz tell me what is refraction​

Answer 1

Answer:

Refraction is the bending of a wave when it enters a medium where its speed is different. The refraction of light when it passes from a fast medium to a slow medium bends the light ray toward the normal to the boundary between the two media. ... Refraction is responsible for image formation by lenses and the eye.

Answer 2

Explanation:

the physical condition of air are not a stationary the apparent position of the distance object as seen through the air, fluctuates. it is known as effect of atmospheric refraction