An illustration of a decibel scale drawer like a traditional thermometer from 5 to 145 decibels. rustling leaves is 10 decibels, normal conversation is 50 decibels, vacuum cleaner is 80 decibels, front row at concert is 110 decibels and jet takeoff is 140 decibels.

which sounds can be heard safely by humans without risking damage to the ear? check all that apply.

rustling leaves

normal conversation

vacuum cleaner

front row at a rock concert

jet takeoff

answer- 1,2,3