Your search for "sound" returned 1 article:


(28 June 10) Extending a demonstration setup by the Exploratorium, I was able to compute the speed of sound in air. This is an experiment which took no unusual equipment and very little special knowledge. Anyone could do this at home, (assuming they can hear fog signals from the Golden Gate bridge), here is how I did it.
http://www.sagacious.us/?art=99