The sound of the human voice is produced due to vibrations in the vocal cords.
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Vibration refers to a rapid to and fro motion of an object.
Objects are set vibrating to produce sound.
Sound can be produced by striking, plucking, scratching, rubbing, blowing, or shaking different objects.
When sound waves reach our ears, they cause vibrations in the eardrum. These vibrations are then transmitted through the auditory system, where they are converted into nerve impulses that our brain interprets as sound.