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Physics. the change of direction of a ray of light, sound, heat, or the like, in passing obliquely from one medium into another in which its wave velocity is different.
Source: Dictionary.com



Refraction is the change in direction of propagation of a wave due to a change in its transmission medium. The phenomenon is explained by the conservation of ...

Refraction of Light - HyperPhysics


Refraction is the bending of a wave when it enters a medium where its speed is different. The refraction of light when it passes from a fast medium to a slow ...

Refraction and the Ray Model of Light - The Physics Classroom


... Model of Light. Lesson 1 - Refraction at a Boundary ... Lesson 2 - The Mathematics of Refraction. The Angle of ... Lesson 4 - Interesting Refraction Phenomena.

Definition: (DOD) The process by which the direction of a wave is changed when moving into shallow water at an angle to the bathymetric contours. The crest of the wave advancing in shallower water moves more slowly than the crest still advancing in deeper water, causin... More »
By Rod Powers, About.com Guide

Refraction - Snell's Law - Interactagram.com


This optical effect is due to refraction. As light passes from one transparent medium to another, it changes speed, and bends. How much this happens depends ...

Refraction test: MedlinePlus Medical Encyclopedia


For people over age 40 who have normal distance vision but difficulty with near vision, a refraction test can determine the right power of reading glasses.

Play Refraction - Center for Game Science


Refraction - The Physics Hypertextbook


Willebrord Snel (1580–1626) Netherlands. "Although he discovered the law of refraction, a basis of modern geometric optics, in 1621, he did not publish it and ...

GAMEUP | Refraction - BrainPOP


In this free online math game, students explore various concepts related to fractions as they reflect light in space.

refraction | Define refraction at Dictionary.com
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Popular Q&A
Q: What is refraction?
A: Answer Refraction (bending of light or in fact radiation of any wavelength): If you have ever half submerged a straight stick into water, you have probably noti... Read More »
Source: wiki.answers.com
Q: What is refraction?
A: Refraction (bending of light or in fact radiation of any wavelength): If you have ever half submerged a straight stick into water, you have probably noticed tha... Read More »
Source: wiki.answers.com
Q: What is refractivity?
A: ( ′rē′frak′tiv·əd·ē ) (electromagnetism) Some quantitative measure of refraction, usually a measure of the index of refraction. The index of refraction minus 1. Read More »
Source: www.answers.com
Q: How to Calculate the Angle of Refraction.
A: Things You'll Need. Ruler. Protractor. Instructions. Make a paper-and-pencil diagram to help you visualize the phenomenon of refraction as light passes from one... Read More »
Source: www.ehow.com
Q: What Is a Refraction in an Eye Exam?
A: Terminology. Your eye has a refractive error if it cannot focus an image sharply. Determining the lens prescription needed to correct the error is called a refr... Read More »
Source: www.ehow.com