justinabetsylor justinabetsylor

16-02-2016
Health

contestada

Prolonged exposure to a volume greater than _______ decibels is considered dangerous.
A. 70
B. 80
C. 40
D. 50

Respuesta :

andriansp andriansp

16-02-2016

The answer is b. 80

if a sound reach 85 dB or stronger, it could permanently damage your hearing. The damage happen to the hari cells inside the cochlea.

The ammount of time we listen to it also affect how much damage it will cause.
Hearing loss affect more than 40 million americans

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