Science, asked by shubham1115, 4 months ago

plz ans me i will mark brainlist

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Answered by praveenprithy07

Answer:for the last question the answer is- Humans can detect sounds in a frequency range from about 20 Hz to 20 kHz.

Explanation:

Answered by nkd2020

A)mouth
B)vacuum
C)wavelength
D)10fz

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