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Sound

This site gives details of a series of demonstrations on illustrating sound, giving details of the set-up used and the safety hazards

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Hits: 735

http://sprott.physics.wisc.edu/demobook/chapter3.htm
hyperphysics

Loudspeaker

The loudspeaker involves electromechanical processes where the amplified audio signal must move a cone or other mechanical device to produce sound like the original sound wave.

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Hits: 968

http://hyperphysics.phy-astr.gsu.edu/hbase/audio/spk.html#c1

Hear the sound of the big bang

An article from the Independent newspaper about a physicist who has recreated the sound of the big bang.

Visit Hear the sound of the big bang

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Hits: 1321

http://www.independent.co.uk/news/science/hear-the-sound-of-big-bang-on-the-internet-585162.html

Speed of Sound

A great explainer site about how the speed of sound is calculated and how it changes with temperature and altitude.

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Hits: 2514

http://www.grc.nasa.gov/WWW/k-12/airplane/sound.html

Red Bull Stratos Speed of Sound

A website from the record breaking skydive about the speed of sound

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Hits: 1108

http://www.redbullstratos.com/science/speed-of-sound/

How a speaker works

An animated cut-away picture of a loud speaker, with a synchronized oscilloscope screen representation of the sound. Sound included, plus a description of how the alternating current and magnetic ...

Visit How a speaker works

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Hits: 2380

http://micro.magnet.fsu.edu/electromag/java/speaker/

Faster than sound

Describes the early attempts to break the sound barrier. Includes descriptions, information, including the latest attempts to beat speed records on land, water and in the air.

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Hits: 1139

http://www.pbs.org/wgbh/nova/barrier/

Sound and Hearing

Introductory page linking to more information on various aspects of sound and hearing.

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Hits: 720

http://hyperphysics.phy-astr.gsu.edu/hbase/sound/soucon.html

The Wizard's Lab

This site uses text graphics and sound to explain motion, sound and waves, light and energy, electricity and magnetism. It explains ideas using analogies, jokes and pretend conversations with famous ...

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Hits: 1472

http://library.thinkquest.org/11924/
hyperphysics

Speed Of Sound

Short page of information on the speed of sound in air and some other gases.

Visit Speed Of Sound

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Hits: 1085

http://hyperphysics.phy-astr.gsu.edu/hbase/sound/souspe.html#c1
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Showing 31 - 40 of 113