Across
- 5. The number of waves passing a point each second
- 7. The wave with the longest wavelength
- 11. The maximum displacement of a point of a wave from its rest position
- 12. When waves travel from one material to another and bends
- 13. The wave with the shortest wavelength
- 15. The distance between peak to peak or trough to trough
Down
- 1. A type of energy that can cause cancer
- 2. All objects emit this type of radiation
- 3. The highest point of a wave
- 4. The unit for frequency
- 6. The waves on the EM spectrum
- 8. A wave that moves in the same direction as the particles
- 9. When the wave and particles travel in the same direction
- 10. When the wave and particles meet at 90 degrees
- 14. A wave that moves in the opposite direction as the particles
