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WavesandWaveMotion
| Question | Answer |
|---|---|
| Mechanical Waves | They need a medium to travel through |
| Electromagnetic Waves | They can travel through a medium AND a vacuum. They travel the fastest in a vacuum. (3x10^8) |
| Transverse Wave | The direction of vibration of the wave is directly perpendicular to the direction of where the wave travels |
| Longitudinal Wave | The direction of the wave is directly parallel to the direction of where the wave travels |
| The energy of a wave is..... | Directly proportional to the square of the amplitude |
| Doppler Effect | The change in wavelength and frequency due to motion between the source and observer |