Class 5 : Sound

A vehicle that gives warning sound is .

• Ambulance

• Train

• Car

Which one of the following is an example of unpleasant sound?

• Chirping of birds

• Guitar

• Barking of dogs

It is a sound which is not Pleasing .

• Music

• Noise Pollution

• Noise

Harmful effects of noise pollution.

• Blood pressure

• Asthma

• Both pf them

An example of a pleasent spund as

• Honking vehicle

• Barking dogs

• Chirping birds

We can recognise the sound of .

• Piano

• Whistle

• Flute

• all of these

Sound is produced by .

• Fire engine

• All loving and non living things

• Music

Music is

• melodious sound

• Unpleasant sound

• Both of them

Muscial instrument:

• piano

• flute

• guitar

• all of these

Noise pollution has no effects on the health

• True

• False