The presence of unwanted sound in the atmosphere is termed as.

lost frequencies

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supersonic waves

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noise pollution

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Solution

The correct option is C noise pollution
When the noise level reaches a threshold or lasts too long, it causes noise pollution.

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Similar questions

State whether the following statements are true or false:

(a) Sound cannot travel in vacuum.

(b) The number of oscillations per second of a vibrating object is called its time-period.

(d) The lower the frequency of vibration, the higher is the pitch.

(e) If the amplitude of vibrations is doubled, the loudness of sound also gets doubled.

(f) When the amplitude of vibrations is halved, the loudness of sound becomes one-fourth.

(g) Unwanted or unpleasant sound is termed as music.

(h) Noise pollution may cause partial hearing impairment.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

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