Question

17. Define refraction​

Answer 1

Answer:

The Ray that is produced by the three rays Incident Ray, Reflected Ray, Normal.

Explanation:

Sometimes water's Shades or shadow are fallen on any solid object like statue. This may recall as a Refraction if you dont have any experience watch the kung fu panda 2 part 3

Answer 2

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In physics, refraction is the change in direction of a wave passing from one medium to another or from a gradual change in the medium. Refraction of light is the most commonly observed phenomenon, but other waves such as sound waves and water waves also experience refraction.

hope it helps