Question

Define the term 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

Answer 2

Answer:

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the bending of a ray when it passes at an angle from one medium into another in which its speed is different (as when light passes from air into water)