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Snell's Law

Applet showing refraction of light from medium 1 to medium 2. refractive indices and incident angle can be altered, and total internal reflection demonstrated.

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Hits: 1752

http://stwww.weizmann.ac.il/Lasers/laserweb/Java/Twoangles2.htm

Refraction and total internal reflection

Applet in two parts - the first a fish's view from under water. In the second the position of the cursor is the source of a light ray. Its path from within the water to an observer appears.

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Hits: 1713

http://www.phy.ntnu.edu.tw/oldjava/optics/path_e.html

Prism refraction

This colourful ray diagram shows the dispersion of white light by an equilateral triangle prism according to Snell's law. The angle of incidence and width of beam are variable.

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Hits: 1935

http://micro.magnet.fsu.edu/primer/java/prism/index.html

Refraction of light

An animated wave diagram showing how an incident wave is refracted for a variety of angles of incidence, and a variety of materials.

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Hits: 825

http://micro.magnet.fsu.edu/primer/java/scienceopticsu/refraction/index.html

Mini magnifier - Marvin and Milo

A Marvin and Milo activity about light, refraction and lenses. All you need is sticky tape, water, teaspoon and some clear plastic.

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Hits: 158

http://www.physics.org/marvinandmilo.asp?id=68

Java Applet - reflection and refraction

A java applet that lets you investigate reflection and refraction. One of a series of simple applets that are good for display use in the classroom.

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Hits: 2681

http://www.phy.ntnu.edu.tw/~hwang/light/flashLight.html

Colored Shadows

An experiment in mixing different coloured lights.

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Hits: 3528

http://www.exploratorium.edu/snacks/colored_shadows/index.html

How epic solar winds make brilliant polar lights

A summarised view of how the aurora is formed.

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Hits: 292

http://ed.ted.com/lessons/how-epic-solar-winds-make-brilliant-polar-lights-michael-molina

The World of Colour

This site contains a number of shockwave animations showing that you can make pictures using coloured lights and filters.

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Hits: 2651

http://www.phy.ntnu.edu.tw/~hwang/color/color_e.html

The CSE Light Tour

The light tour will let you discover information about light in the universe and how astronomers make use of light wavelengths.

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http://cse.ssl.berkeley.edu/light/light_tour.html
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Showing 21 - 30 of 279