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unit 1 wave review
| Term | Definition |
|---|---|
| crest | the top of a wave |
| trough | the bottom of the wave |
| amplitude | the length from the line of origin to the crest |
| wave length | the distance from a crest of a wave to the other |
| frequency | the amount of waves that pass per second |
| medium | any substance in which a wave can travel through |
| mechanical wave | a wave that needs a medium to travel through |
| ultrasound | sounds to high for humans to hear |
| infrasound | sounds to low for humans to hear |
| doppler effect | is a change in frequency and wavelength of a wave (depends on your distance from the source) |