Can someone send me some questions related to sound chapter from concise physics book? Class8
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What is sound ?
how does sound is produced ? Name it's characteristics .
How loudness of sound depends on its amplitude ?
what are audible & inaudible sounds ?
why we hear the sound of thunder a few seconds later than lightening ?
why we can't hear the echo if we are standing 10 metre away from the wall ?
how is sound produced in humans ?
what are the three types of instruments ?
how noise pollution affects human health ?
differentiate between music & noise ?
how sound travels through human ear with diagram ?
experiment to show that sound can travel through air but not through vaccum .
explain different characteristics of sound wave with diagram .
explain some sources of noise pollution .
methods to control or reduce noise pollution .
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