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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 |