Damage to hearing is caused by sounds that exceed

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Question: Damage to hearing is caused by sounds that exceed

(A) 70 decibels

(B) 80 decibels

(C) 100 decibels

(D) 120 decibels

Answer: (D) 120 decibels

Damage to hearing is caused by sounds that exceed


Explanation: High-frequency sound attacks the tympanic membrane and makes it defective. 120 decibels is too high a pitch to be heard and therefore it impairs the hearing ability.

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