Across
- 5. si unit for frequency
- 7. waves that dont need a medium
- 9. wave that travels parallel to the direction of the wave
- 10. what waves travel through
- 12. wave that travels perpendicular to the direction of the wave
Down
- 1. the distance between a point on one wave to the same point on the next
- 2. waves that need a medium to travel through
- 3. what waves dont transport
- 4. a disturbance that move energy from one place to another
- 6. how many waves pass a certain point in a given period of time
- 8. the maximum displacement of a wave from it's starting point
- 11. what waves transport