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Sound

Question

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Explain in what way noise pollution is harmful to humans.

Solution

The harmful causes of noise pollution are:

(i) Noise pollution can cause temporary or permanent damage to our ears.

(ii) High blood pressure can be as a result of noise pollution.

(iii) Noise pollution can cause mental ill health in some people.

Some More Questions From Sound Chapter

State True or False:

Unwanted or unpleasant sound is termed as music.

State True or False:

Noise pollution may cause partial hearing impairment.

Time taken by an object to complete one oscillation is called __________.

Loudness is determined by the __________ of vibration.

The unit of frequency is ________.

Unwanted sound is called _________.

Shrillness of a sound is determined by the _________ of vibration.

Identify the part which vibrates to produce sound in the following instrument:

Dholak

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