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11 questions
What is the unit that is used to measure the intensity of sound?
decibel
frequency
Hertz
wavelength
Which of the following are considered as the two main parts of the auditory system? Pick two answers.
brain
ear
eyes
spinal cord
What is the definition Noise Pollution?
Unwanted noise
Excess noise produced by humans
Unwanted noise that can cause harm
Which answer is a NOT a health effect caused by Noise Pollution?
Hearing lose
High levels of blood pressure
Illness such as colds and flu
Fatigue
................should be created around hospitals
schools
silent zone
ground
Restrict the use of ............in public places
loud speakers
schools
music
A sound which is not pleasing your ears
Audible sound
Music
Noise
The sound level which is comfortable for the human ear.
80-85 decibels
120-125 decibels
60-65 decibels
100-105 decibels
The sound level at which sound becomes harmful to the human ear.
Greater than 85 decibels
Less than 85 decibels
Any sound you think is loud
All city sounds
What should happen here?
Ask turn it down
Clear the area
Wear ear protection
Turn the noise down
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