Give scientific reasons.
1) We can hear the movement of a mosquito’s wings but we cannot hear the movement of our hands.
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Answer:
The frequency of sound produced by the movement of mosquito's wings is in the audible range of humans whereas that produced by the movement of our hands falls in the inaudible range. Due to this reason, we can hear the movement of a mosquito's wings but cannot hear the movement of our hands.
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Answer:
The frequency of sound produced by the movement of mosquito's wings is in the audible range of humans whereas that produced by the movement of our hands falls in the inaudible range. Due to this reason, we can hear the movement of a mosquito's wings but cannot hear the movement of our hands.
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