It is a noisy world

--------------- is the sound that we don't like to hear. It is a kind of pollution.

• Bell

• Acid rain

• Noise

Very loud noises can damage our -------------------- and reduce our hearing.

• eyes

• ears

• lungs

Where is this noise?

• At home

• At school

• In the city

What causes noises in the city?

• Cars, buses and motorbikes

• Trucks, vans and airplanes

• Dogs barking, cats meowing and people shouting.

• All the above

Street construction does not cause noises in the city.

• True

• False

Factories cause ------------------- in the city.

• noises

• warming

• water pollution

Noise is harmful

• True

• False

It is easy to rest and sleep when it is very noisy.

• True

• False

Noise pollution might be caused by -------------- or by nature.

• air

• man

• cars

The noises that are made by man are all of these except:

• traffic

• dog barking

• school bell and speakers