refraction
|
The change in direction of a wave when its speed is modified as it passes from a medium with index n1 to a medium with index n2. Hence, a pencil plunged into a glass of water appears to be broken because refraction occurs when the ray passes from the air to the water. (see photo)
|
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
DCnhrD1LzpwQzXEn