In air and in water the same sound travels with different
A) frequencies.
B) speeds.
C) both of these
D) neither of these
Correct Answer:
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Q2: The source of every sound is something
Q3: In choosing between sound waves and radio
Q4: Sound travel fastest in
A)water vapor.
B)water.
C)ice.
D)steam.
E)all of the
Q5: A high-frequency sound source produces a high
A)speed.
B)amplitude.
C)pitch.
D)all
Q6: A sound wave is a
A)longitudinal wave.
B)transverse wave.
C)all
Q8: Sound travels fastest in
A)air.
B)water.
C)steel.
D)a vacuum.
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
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