Chapter 14: Refraction

Refraction

This webpage includes a deeper study of refraction as well as a video discussing refraction and invisibility.

http://www.cyberphysics.co.uk/topics/light/refraction.htm

In this video, a Scottish teenager performs the amazing feat of making a glass beaker disappear through the magic of refraction and vegetable oil.

http://scicast.org.uk/films/2011/06/refraction-and-the-invisible-beaker.html

http://scicast.org.uk/films/2011/06/refraction-and-the-invisible-beaker.html

This task requires some specialized equipment, but upon completion you’ll have your very own refracting telescope.

http://www.nasa.gov/audience/foreducators/topnav/materials/listbytype/Building_a_Telescope.html

http://www.nasa.gov/audience/foreducators/topnav/materials/listbytype/Building_a_Telescope.html

The story of Willebrord Snell and his law set to a jaunty tune! Two versions of the song are presented here.

http://www.haverford.edu/physics/songs/snell.htm

http://www.haverford.edu/physics/songs/snell.htm

The Archer fish overcomes the visual distortion caused by refraction in order to accurately knock down its prey using jets of water.

http://www.physicsclassroom.com/Class/refrn/u14l1f.cfm

http://www.physicsclassroom.com/Class/refrn/u14l1f.cfm

A refraction applet wherein you may bend and manipulate light.

http://phet.colorado.edu/en/simulation/bending-light

 

Lenses

Discussion of the Thin Lens Equation with links to further information.

http://hyperphysics.phy-astr.gsu.edu/hbase/geoopt/lenseq.html#c1

This applet uses animated ray diagrams to illustrate image formation with converging lenses.

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

This experiment centers on focusing light with a lens and asks students to determine the magnification.

http://www.nasa.gov/audience/foreducators/topnav/materials/listbytype/Focusing_Light.html

http://www.nasa.gov/audience/foreducators/topnav/materials/listbytype/Focusing_Light.html

This webpage describes the “anatomy” of a lens and includes links to projects such as how to build your own pinhole camera.

http://www.physicsclassroom.com/class/refrn/u14l5a.cfm

http://www.physicsclassroom.com/class/refrn/u14l5a.cfm

Optical Phenomena

Rainbows can take forms other than the traditional single arc.

http://www.physics.org/article-questions.asp?id=58

http://www.physics.org/article-questions.asp?id=58

This site is full of information about and pictures of various atmospheric optical phenomena.

http://www.atoptics.co.uk/

Fiber Optics

Read the autobiography of Charles Kao, Nobel prizewinning physicist whose work led to breakthroughs in the area of fiber optics.

http://nobelprize.org/nobel_prizes/physics/laureates/2009/kao.html

http://nobelprize.org/nobel_prizes/physics/laureates/2009/kao.html

This NASA researcher recently discovered a way to increase the speed of fiber optic sensors exponentially.

http://www.nasa.gov/centers/dryden/news/X-Press/aerovations/2011/fiber_optic_sensors.html

http://www.nasa.gov/centers/dryden/news/X-Press/aerovations/2011/fiber_optic_sensors.html