A source of what is needed to disturb matter and start a mechanical wave?

A source of what is needed to disturb matter and start a mechanical wave?

  • Correct Answer: energy
  • respiration
  • magnetism
  • hydrogen

Explanation: The waves in the picture above are examples of mechanical waves. A mechanical wave is a disturbance in matter that transfers energy through the matter. A mechanical wave starts when matter is disturbed. A source of energy is needed to disturb matter and start a mechanical wave.

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