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lizabell
chpt 14 vocab
| Term | Definition |
|---|---|
| wave | a periodic disturbance in a solid liquid or gas as energy |
| medium | a physical environment in which phenomena occur |
| mechanical wave | a wave that requires a medium through travel |
| electromagnetic wave | a wave that consist of oscillating electric |
| transverse wave | a wave in which the particles of the medium |
| longitudinal wave | a wave in which the particles of the medium vibrate |
| crest | the highest point of a wave |
| trough | the lowest point of a wave |
| amplitude | the maximum distance that the particles of a wave's medium |
| wave length | the distance form any on a wave to an identical point |
| period | the time takes a complete cycle or wave |
| frequency | the number of cycle or vibration |
| Doppler effect | an observed change in the frequency |