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In this video, we look at refraction of waves. First we explore what is meant by refraction and look at how this is due to changes in the speed of waves as they change from one medium to another. Finally, we use the idea of wavefronts to explain how changes in wave speed cause refraction.

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Glass with striped background
JrPol
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Straw in blue water
Bcrowell
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Music credit: Deliberate Thought by Kevin MacLeod is licensed under a Creative Commons Attribution licence ([ Ссылка ])
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