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sound is caused by- vibrations. poetential energy. vacuums.

Question

sound is caused by-
vibrations.
poetential energy.
vacuums.

Explanation:

Brief Explanations

Sound is a mechanical wave that propagates through a medium, and its origin is the back-and-forth motion of particles in a material. Potential energy is stored energy not related to sound's creation, and sound cannot travel through a vacuum, let alone be caused by it.

Answer:

v ibrations.