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Mr. Biando's Lab
Mr. Biando's Lab - Properties of sound
| Definition | Term |
|---|---|
| A measure of high or low a sound is perceived to be depending on the frequency of the sound wave. | Pitch |
| First vehicle to move faster than the speed of sound. | X-1 airplane |
| First man to travel faster than the speed of sound. | Chuck Yeager |
| The speed of sound through air at 20 degrees C. | 343m/s |
| An observed change in the frequency of a wave when the source or observer is moving. | The Doppler Effect |
| The extent to which a sound can be heard. | Loudness |
| The property of a wave that effects loudness for sound. | Amplitude |
| The property of a wave that effects pitch for sound. | Frequency |
| The most common unit used to measure loudness. | Decibel |
| The symbol for decibels. | dB |
| A device that can graph representations of sound waves. | Oscilloscope |