Question

1.Difference between Audible and Inaudible sounds
2.Difference between Noise and Music
3.Explain why noise pollution is harmful to human
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Answer 1

1. Audible Sounds are the sounds of frequency which are audible to the human ear. ... Inaudible sounds are the sounds of frequency which are not audible to the human ear. The frequency of inaudible sounds is below20Hzand greater than20kHz.
2. Noise is sound with a continuous structure. Music is composed of sounds with a fundamental frequency and overtones. Noise is composed of sounds with frequencies that range continuously in value from as low as you can hear to as high as you can hear — not necessarily at equal intensity, however.
3. Noise pollution impacts millions of people on a daily basis. The most common health problem it causes is Noise Induced Hearing Loss (NIHL). Exposure to loud noise can also cause high blood pressure, heart disease, sleep disturbances, and stress. These health problems can affect all age groups, especially children.

Answer 2

1. Audible Sounds are the sounds of frequency which are audible to the human ear. ... Inaudible sounds are the sounds of frequency which are not audible to the human ear. The frequency of inaudible sounds is below20Hzand greater than20kHz.

2. Music is a sound that produces a pleasing sensation. ... Noise is an unwanted and unpleasant sound produced by horns of vehicles, by machines, etc. If a musical sound is made too loud, it becomes a noise.

3. A person who is exposed to a loud sound continuously may get temporary or even permanent impairment of hearing. Excessive noise in the surrounding can also cause health related problems like lack of sleep, hypertension, anxiety & many more.