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| 1 |
Sound travels fastest through which of the following? |
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gas |
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liquid |
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solid |
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| 2 |
A sound wave's amplitude determines: |
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How high the pitch is |
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How loud the sound is |
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| 3 |
A sound wave's frequency determines: |
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How high the pitch is. |
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How loud the sound is. |
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| 4 |
In a high frequency wave, the wave period will be: |
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close together |
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far apart. |
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| 5 |
In a low frequency sound wave, the wave period will be: |
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Close together. |
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Far apart |
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| 6 |
When you walk into an empty house, the echo you hear is because of the |
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Doppler effect |
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Acoustical effect |
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| 7 |
If a sound is high-pitched and soft, the sound wave is: |
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high frequency and high amplitude |
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high freuqency and low amplitude |
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low frequency and high amplitude |
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low frequency and low amplitude |
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| 8 |
If a sound is high pitched and loud, the sound wave is: |
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high frequency and high amplitude. |
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high freuqnecy and low amplitude. |
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low frequency and high amplitude |
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low frequency and low amplitude |
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| 9 |
If a sound is low pitched and quiet, the sound wave is: |
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high frequency and high amplitude |
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high frequency and low amplitude |
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low frequency and high amplitude |
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low frequency and low amplitude |
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| 10 |
If a sound is low pitched and loud, the sound wave is: |
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high frequency and high amplitude |
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high frequency and low amplitude |
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low frequency and high amplitude |
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low frequency and low amplitude |
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| 11 |
When a car or train passes you by and you hear the pitch of the engine appear to change as it passes, you are hearing an example of: |
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the Doppler effect |
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an Acoustical Effect |
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| 12 |
When your mother tells you to turn down the radio she is asking you to: |
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Lower the frequency of the sound wave |
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Raise the frequency of the sound wave |
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Raise the amplitude of the sound wave |
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Lower the amplitude of the sound wave |
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| 13 |
When you stretch a rubber-band tight, it makes a high pitched sound. Is the sound wave generated by this tight rubber band a higher frequency or a lower frequency sound than it was? |
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Lower frequency |
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Higher frequency |
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| 14 |
When an architect designs a house, he/she must consider the shape of the rooms and the materials the walls, floor, and ceiling are made of in order to prevent the house from being too loud. To do this, he/she must know about: |
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sound waves |
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acoustics |
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building materials |
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noise pollution |
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all of the above |
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| 15 |
A baby's voice produces sound waves with a higher or lower frequency than a man's? |
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lower frequency |
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higher frequency |
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| 16 |
The bass drum in the band produces a sound wave of a high or low frequency as compared to a snare drum? |
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High |
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Low |
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| 17 |
Tuning a musical instrument like a guitar changes the: |
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Amplitude of the sound waves |
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Frequency of the sound waves |
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