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9Sci CH 18 Waves
Waves & Sound
| Term | Definition |
|---|---|
| acoustics | the study of sound |
| amplitude | the distance from rest position to crest position |
| compressional wave | type of wave where matter vibrates in the same direction |
| frequency | the number of wave crests that pass a point of reference |
| intensity | the amount of energy in each wave |
| interference | the ability for two waves to combine |
| loudness | the human perception of sound intensity |
| medium | a material in which a wave travels |
| music | sound created by pitches and patterns |
| noise | sound that has no pattern |
| pitch | the highness and lowness of sound |