Across
- 5. number of occurrences something happens
- 6. Waves waves that do not need a medium
- 7. Wave wave vibrating perpendicular to direction of travel
- 10. peak to peak distance
- 11. Wave vibrates in the same direction of travel
- 12. the bending of water around an object
- 13. number of waves every second
Down
- 1. height of the wave
- 2. when waves bounce of a surface
- 3. Waves waves that need a medium
- 4. periodic disturbance in space that transfers energy
- 8. (freq)(wavelength)
- 9. waves can bend