Sound Question Preview (ID: 6143)


26.6-26.8. TEACHERS: click here for quick copy question ID numbers.

Almost everything has a natural frequency
a) True
b) False
c)
d)

Resonance occurs when
a) sound changes speed when going from one medium to another
b) sound reflects
c) the sound wave is amplified
d) an object is forced to vibrate at its natural frequency

When an object is made to vibrate by another vibrating object that is nearby
a) natural frequency
b) forced vibration
c) resonance
d) interference

Even a steel bridge can collapse due to resonance.
a) True
b) False
c)
d)

If an acoustic guitar did not have a sounding board (no hole in its body), the guitar would
a) make no sound at all
b) make little sounds that you could barely hear
c) sound the same a usual
d)

You drop a baseball/softball bat on the ground. The sound produced is
a) vibrating at the bat's natural frquency
b) a forced vibration
c) in resonance
d)

A singer shattering a glass with her voice is a demonstration of
a) beats
b) an echo
c) resonance
d) interference

When a sound wave is resonating the sound produced will be
a) louder
b) softer
c) no change in sound
d)

Waves produced during resonance have a(n) ______________ amplitude.
a) higher
b) lower
c) unchanged
d)

Tacoma Narrows bridge collapsed due to
a) resonance
b) beats
c) destructive interference
d) constructive interference

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