Question

a . name two imstrument for each of the following

1. Musical instruments that produce sound by vibration of a stretched string.

2. Musical instruments that produce sound by vibration of a stretched skin.

3. Musical instruments that produce sound by vibration of an air column

b. Why are the voices of men, women and children different?

c. Why should we not put a sharp, pointed or hard thing into our ears?
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Answer 1

Answer:

1 guitar

2 guitar

3. flute

Answer 2

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a . name two instrument for each of the following

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1. Musical instruments that produce sound by vibration of a stretched string.

• Violin , Guitar

2. Musical instruments that produce sound by vibration of a stretched skin.

• Drum , Tabla

3. Musical instruments that produce sound by vibration of an air column

• Flute , Shennai

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b. Why are the voices of men, women and children different?

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Shorter the length of the vocal cords , highest is the pitch of sound . so babies produced the shriller sound and man produced the flat sound and the sound produced by the women have the intermediate pitch

Hence ,

length of vocal cord of man > length of vocal cord of women > length of vocal cord of Childrens

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c. Why should we not put a sharp, pointed or hard thing into our ears?

$\large{\boxed{\boxed{\sf{Answer}}}}$

we should not put a sharp, pointed or hard thing into our ears because eardrum may get damage .It can lead to hearing loss.