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Tuesday, 2 April 2013

what is sound wave

what is sound of wave ?

//A sound of wave is the pattern of disturbance caused by the movement of energy traveling through a medium (such as air, water, or any other liquid or solid matter) as it propagates away from the source of the sound.
The idea that sound moves in waves goes back (at least) to about 240 B.C The philosopher Chrysippus (c.240 B.C),The Roman architect & engineer Vetuvius(c.25B.C)& the Roman Philosopher Boethius(A.D.480-524)each theorized that sound movement might take a wave form

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