NOISE POLLUTION

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 distrubs all life 

Which contributes to Noise Pollution the most?

• Television 
• Music from headphones
• Construction Crane
• Huge concernts/events

Which answer is a "man made" noise pollution?

• Television 
• Storms
• High School Field Trips 
• Pet Store

Which answer is a MAJOR health effect caused by Noise Pollution?

• Hearing lose
• High levels of blood pressure
• Hypertension 
• 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