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Question

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Draw a diagram of human ear and answer the questions:

(i) What are the three main pats of human ear?

(ii) Name the outer part of ear.

(iii) Name the stretched thin membrane of human ear.

Solution

The diagram of human ear is given below:

(i) There are three parts of human ears :

(a) outer ear (b) middle ear (c) inner ear

(ii) Outer part of ear is called pinna.

(iii) The stretched thin membrane of human ear is called eardrum.

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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