Sound waves are created by:
A) the compression of air molecules.
B) the rarefaction of air molecules.
C) undulating displacement of air molecules caused by pressure changes.
D) None of the answers are correct.
Correct Answer:
Verified
Q6: Rock musicians frequently show loss of sensitivity
Q7: Research into the evolution of music suggests
Q8: Which of the following is NOT a
Q9: If we increase the amount of air
Q10: Exposure to sounds louder than _ is
Q12: Another word for sound quality or complexity
Q13: Normal speech sounds are around:
A)30 dB.
B)40 dB.
C)50
Q14: Twenty-five cycles per second is equivalent to:
A)5
Q15: Spoken language or speech is also known
Q16: Which of the following statements correctly describes
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