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## Speed of sound

en.wikipedia.org/wiki/Speed_of_sound

The speed of sound is the distance traveled per unit time by a sound wave propagating through an elastic medium. In dry air at 20 °C (68 °F), the speed of sound is 343.2 metres per second ...

## Speed of Sound - HyperPhysics

hyperphysics.phy-astr.gsu.edu/hbase/sound/souspe.html

At 200°C this relationship gives 453 m/s while the more accurate formula gives 436 m/s. This sound speed does not apply to gases other than air, for example ...

## How fast does sound travel? - Indiana University Bloomington

www.indiana.edu/~emusic/acoustics/speed.htm

To calculate the speed of sound in dry air at sea level, use the following formula: V = 331.4 + 0.6Tc. V = velocity (m/s), T<sup>c</sup> = temperature in Celsius.

## What Is the Speed of Sound? | WIRED

www.wired.com/2012/10/what-is-the-speed-of-sound/

Oct 17, 2012 ... The official fastest free fall speed was reported as 373 m/s. AH HA! That is just barely over the speed of sound at 340 m/s. My physics textbook ...

## Speed of Sound Calculator

www.srh.noaa.gov/epz/?n=wxcalc_speedofsound

Oct 1, 2009 ... The speed of sound is dependent on the density of the air...and the ... your units: The speed of sound: mph. Fahrenheit, knots. Celsius, m/s.

## Speed of Sound in Air - Hypertextbook

hypertextbook.com/facts/2000/CheukWong.shtml

"Sound waves move through air at sea level at a velocity of 343 m/s at room temperature (20 °C). ... "The speed of sound in air is 331.5 m/s at 0 °C." 331.5 m/s

## The Speed of Sound in Other Materials - NDE/NDT Resource Center

www.nde-ed.org/EducationResources/HighSchool/Sound/speedinmaterials.htm

Speed of Sound. Rubber. 60 m/s. Air at 40<sup>o</sup>C. 355 m/s. Air at 20 <sup>o</sup>C. 343 m/s. Lead. 1210 m/s. Gold. 3240 m/s. Glass. 4540 m/s. Copper. 4600 m/s. Aluminum.

## Speed of sound - Science Daily

www.sciencedaily.com/terms/speed_of_sound.htm

At sea level, at a temperature of 21 degrees Celsius (70 degrees Fahrenheit) and under normal atmospheric conditions, the speed of sound is 344 m/s (1238 ...

## Speed of Sound in Air - Physics

www.phy.mtu.edu/~suits/SpeedofSound.html

The ideal gas model predicts that the speed of sound in a pure gas will be ... the average molecule is moving at about 500 m/s (close to 1000 miles per hour).

## Speed of Sound in Air - Engineering ToolBox

www.engineeringtoolbox.com/air-speed-sound-d_603.html

Speed of sound in air at temperatures from -40 - 1000 o C (-40 - 1500 o F) at standard atmospheric pressure ... Temperature - t - (<sup>o</sup>C), Speed of Sound - c - (m/ s) ...

The speed of sound varies depending on the temperature, pressure, and density of the medium through which the sound waves travel. For dry air at sea level at 68° F, the speed of sound is 767 miles per hour, or 1235 km/h

### Speed of Sound - NASA

www.grc.nasa.gov

Air is a gas, and a very important property of any gas is the speed of sound ... level static conditions, the speed of sound is about 761 mph, or 1100 feet/second.

### Speed of sound in air temperature barometric pressure calculator ...

www.sengpielaudio.com

In SI units with dry air at 20°C (68°F), the speed of sound c is 343 meters per second (m/s). This also equates to 1235 km/h, 1125 feet per second (ft/s or fps), 666 ...

### Temperature and the Speed of Sound - NDE/NDT Resource Center

www.nde-ed.org

Since the molecules vibrate faster, sound waves can travel more quickly. The speed of sound in room temperature air is 346 meters per second. This is faster ...