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17 Cards in this Set
- Front
- Back
- 3rd side (hint)
Doppler effect |
A moving object that makes a sound differently if the object is moving toward or away from you. |
Moving object |
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Decibel |
The unit for measuring the loudness of a sound. |
Loudness, sound |
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Pitch |
How your ears hear and interpret a sound of a certain frequency. |
Interpret sound |
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Supersonic |
Objects move faster than the speed of sound waves. |
Move faster |
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Harmonic |
You can tell which HARMONIC a vibrating string is experiencing by counting the nodes and antinodes. |
You can tell which HARMONIC a vibrating string is experiencing by counting the nodes and antinodes. |
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Standing wave |
A wave confined or trapped in a certain way space. |
Wave confined |
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Fundamental |
The lowest natural frequency of an oscillator. |
Lowest natural frequency |
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Reverbration |
A multiple echo in a concert hall or other room. |
Multiple echo |
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Frequency spectrum |
A graph that shows the amplitudes of different frequencies that make up a sound. |
Graph that shows amplitudes |
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Beat |
As two sounds of slightly different frequencies go in and out of phrases, BEAT can be heard. |
Frequencies go in and out |
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Rhythm |
A regular time pattern in a serious of sounds. |
Period in sounds |
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Musical scale |
A pattern of frequencies used by musicians. |
Frequencies used by musicians. |
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Octave |
The range between a frequency on a musical scale and a frequency that is twice as great. |
Range between frequency |
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Sonogram |
A graph that shows the frequency, amplitude, and time of a sound such as a person saying a word. |
Graph shows frequency amplitude and time |
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Consonance |
A combination that of sounds of different frequencies that sound pleasant. |
Different frequencies, pleasant |
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Dissonance |
A combination of sounds of different frequencies that sound unpleasant. |
Different frequencies, unpleasant |
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Note |
Each frequency on a musical scale. |
F |