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प्रश्न
How could you convince a small child that when you speak, it is not necessary for air to travel from you mouth to the ear of listener?
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उत्तर
There is no actual movement of air from the sound-producing body to our ear. The air layers only vibrate back and forth and transfer the sound energy from one layer to the next layer and fall on our ears; the eardrums vibrate accordingly and reproduce the sound.
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