what causes a disturbance that results in a wave?

what causes a disturbance that results in a wave?

what causes a disturbance that results in a wave?

Answer

Brief Explanations:

In physics, a wave is a disturbance that travels through a medium. This disturbance is caused by a source of energy. For example, in water waves, the energy from wind or a moving object creates the disturbance. In sound waves, vibrating objects like vocal - cords or musical instruments provide the energy for the disturbance.

Answer:

A source of energy