When does wave refraction occur?

Answer

Refraction of light occurs when light changes its speed of motion when it passes from one medium of a certain density to another medium of different density. The light ray must enter the second medium obliquely.
Q&A Related to "When does wave refraction occur?"
Refraction. when light travels from air to a transparent object it is travelling trough a different media. of different densities therefore it slows down. If the ray of light enters
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Light refracts because it travels at different velocities. Light also refracts because various colors of light travel at different speeds.
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Refraction is merely one of several possible boundary behaviors by which a light
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Do you know how a tank or vehicle with tracks turn? They make one of the track go slower that the other. Or if you ever ride on a sleight down a mountain in winter, you know that
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