When someone beats the drum, the skin of the drum starts vibrating. The vibrating drum's skin makes the air molecules vibrate.
They start vibrating next to them. The Sound spread out. We hear sound when the vibrating air molecules enter our ears and start vibrating our eardrum.
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Answer :
When someone beats the drum, the skin of the drum starts vibrating. The vibrating drum's skin makes the air molecules vibrate.
They start vibrating next to them. The Sound spread out. We hear sound when the vibrating air molecules enter our ears and start vibrating our eardrum.