Speed of sound

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U.S. Navy F/A-18 traveling near the speed of sound. The white halo consists of condensed water droplets formed by the sudden drop in air pressure behind the shock cone around the aircraft (see Prandtl-Glauert singularity).

The speed of sound is the distance travelled during a unit of time by a sound wave propagating through an elastic medium. In dry air at , the speed of sound is . This is , or about one kilometer in three seconds or approximately one mile in five seconds.

• See also: Wikipedia

• Related: Elastic wave, Second sound, Sonic boom, Sound barrier, Underwater acoustics, Vibrations

Calculation: Speed of sound in air and the tempera... Calculation: Speed of sound in air and the temperature www.sengpielaudio.com/calculator-speedsound.htm - Web

Speed of sound - temperature matters, not air pres... Speed of sound - temperature matters, not air pressure www.sengpielaudio.com/SpeedOfSoundPressure.pdf - Web

Properties Of The U.S. Standard Atmosphere 1976 Properties Of The U.S. Standard Atmosphere 1976 www.pdas.com/atmos.html - Web

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The Speed of Sound The Speed of Sound www.mathpages.com/home/kmath109/kmath109.htm - Web

How to measure the speed of sound in a laboratory How to measure the speed of sound in a laboratory www.bustertests.co.uk/.../ - Web

Teaching resource for 14-16 yrs on sound including... Teaching resource for 14-16 yrs on sound including speed of sound www.acoustics.salford.ac.uk/schools/index1.htm - Web

Technical Guides - Speed of Sound in Pure Water Technical Guides - Speed of Sound in Pure Water www.npl.co.uk/acoustics/techguides/soundpurewater/ - Web

Technical Guides - Speed of Sound in Sea-Water Technical Guides - Speed of Sound in Sea-Water www.npl.co.uk/acoustics/techguides/soundseawater/ - Web

Did sound once travel at light speed? Did sound once travel at light speed? space.newscientist.com/.../mg19826504.200-did-sound-once-travel-at-light-speed.html?feedId=online-news_rss20 - Web

Acoustic properties of various materials including... Acoustic properties of various materials including sound speed www.ndt-ed.org/.../matproperties.htm - Web

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