Asked by Maria Castro on Jun 24, 2024
Verified
At which level does sound become painful to the human ear?
A) 120 decibels
B) 100 decibels
C) 80 decibels
D) 60 decibels
Decibels
A unit of measurement used to express the intensity of sound, symbolized as dB.
Human Ear
A part of the human body that is responsible for detecting sound and helping in the balance and positioning of the body.
- Gain insight into how elements common in urban areas, like noise and artificial lighting, affect both human health and the ecosystem.
Verified Answer
NG
Nicole GarmaJun 30, 2024
Final Answer :
A
Explanation :
According to the World Health Organization, sounds above 120 decibels can be painful for humans and can even cause physical harm to the ear. Therefore, choice A is the correct answer. Choices B, C, and D are too low in volume to cause pain to the human ear.
Learning Objectives
- Gain insight into how elements common in urban areas, like noise and artificial lighting, affect both human health and the ecosystem.