A wave of frequency of 1000 hertz vibrates at
A) less than 1000 cycles per second.
B) 1000 cycles per second.
C) more than 1000 cycles per second.
D) none of the above
Correct Answer:
Verified
Q9: Human hearing is best in
A)infrasonic sound.
B)ultrasonic sound.
C)both
Q10: A 340-hertz sound wave travels at 340
Q11: The energy of sound in air eventually
Q12: Compressions and rarefactions are characteristics of
A)longitudinal waves.
B)transverse
Q13: Sound waves cannot travel in
A)air.
B)water.
C)steel.
D)a vacuum.
Q15: The speed of sound depends on
A)its frequency.
B)its
Q16: The kind of waves that travel fastest
Q17: The approximate range of human hearing is
A)10
Q18: Sound travels faster in air if the
Q19: Compressions and rarefactions normally travel in
A)the same
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