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Sound

Question
CBSEENSC8005795
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Match the following options:

A.  Unit of frequency (i) vibrations of the body
B. Low amplitude (ii) hertz
C. Sound (iii) low shrillness
D. Pleasant sound (iv) noise
E. Unwanted sounds (v) music

Solution

A.

 Unit of frequency

(i)

hertz

B.

Low amplitude

(ii)

low shrillness

C.

Sound

(iii)

vibrations of the body

D.

Pleasant sound

(iv)

music

E.

Unwanted sounds

(v)

noise

Some More Questions From Sound Chapter

For human ears, the audible range is 20 Hz to 20,000 Hz.

State True or False:

The lower the frequency of vibration, the higher is the pitch.

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.

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