What is light refraction?

Answer

The refraction of light is when it passes from a fast medium to a slow medium and bends the light ray toward the normal to the boundary between the two media.
Q&A Related to "What is light refraction?"
If a light ray crosses over from one medium to another - from air to glass for instance - perpendicular to the surface between the media, it does not change direction, it passes right
http://www.ehow.com/info_8575446_affects-angle-ref...
Refraction is caused by light changing speed as it enters another medium (Area)
http://wiki.answers.com/Q/What_causes_light_to_be_...
Rainbows in the sky and from prisms are examples of refracted light. The sky
http://www.chacha.com/question/what-is-an-example-...
When light passes through a transparent material such as a. prism or water or ice crystals in the atmosphere it's original. path is bent or "refracted" into another direction
http://answers.yahoo.com/question/index?qid=201201...
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