Production of Sound

•    The to and fro motion in which the body assumes a new shape during its motion, is called vibratory motion.
•    Sound is a form of energy that produces the sensation of hearing in our ears. Sound is produced when a body vibrates. In othe .... Read More

Propagation of Sound

•    A medium is necessary for the propagation of sound.
•    Sound can travel through solid, liquids and gases.
•    Sound cannot travel in vacuum.

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