Question

Noise is produce by which vibration
a)regular b)periodic c) non periodic d)smooth

Answer 1

Explanation:

It takes 3 different vibrations to hear a sound, since sound is made when things vibrate (or wiggle) : The object that makes the noise vibrates (our bell). The air molecules vibrate as the sound moves through the air. The eardrum vibrates when the sound wave reaches it.

Answer 2

Answer:

Explanation:

C)non periodic