(a) What type of phenomenon creates sound ?
(b) What is the wavelength of a sound wave ?

What is the range of audible sound waves?

What is the nature of the sound waves?

What are sound waves ?

What is velocity of sound wave ?

The wavelength of sound wave in a gas is -

(a) How does sound produced by a source reach the listener ? (b) What is the wavelength of a 5 xx 10^4 Hz sound wave pulse emitted by a bat ?

What is determined by the wavefrom of a sound wave ?