8) The voice of men,
women and children are
different due to difference in
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2
Answer:
Due to the length of vocal cords.
Explanation:
The voice of the humans depends on the length of their vocal cords.
Vocal cord of men is around 20mm long and the length of women is about 5mm.
Frequency of the voice depends on the length of the vocal cord. Shorter the vocal cord, more is the frequency and hence, more shrill [ high pitched] is the voice.
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