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Wavelength
| Question | Answer |
|---|---|
| Medium | A medium is the material through which a wave travels. |
| Wave | A wave is a disturbance that transfers energy from one place to another. |
| Longitudinal wave | In a longitudinal wave, particles move back and forth in the same direction that the wave travels, or parallel to the wave. |
| Transverse wave | In transverse wave, particles move perpendicularly to the direction the wave travels. |