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Refraction of light in water

Diagram showing the refraction of light in water.

When light travels from air into water, it slows down, causing it to change direction slightly. This change of direction is called refraction. When light enters a more dense substance (higher refractive index), it ‘bends’ more towards the normal line.

Rights: The University of Waikato Te Whare Wānanga o Waikato
Published:14 March 2012Size: 86.24 KB