Across
- 4. The lowest point on a wave.
- 7. the length from one crest to another crest, or a trough through a trough.
- 9. a wave that needs a medium to travel through.
- 12. several pulses at regular intervals.
- 13. The number of waves that pass in a given time.
Down
- 1. the distance from the middle of the wave to the crest or the trough.
- 2. a wave where particles of the wave vibrate in the same direction as the waves velocity.
- 3. a space that a wave travels through.
- 5. a single disturbance which carries energy through a medium.
- 6. the same point on two consecutive waves.
- 8. a wave where the particles of the waves vibrate perpendicular to the direction of the waves velocity.
- 10. The highest point on a wave.
- 11. The time it takes for a wave to make one full cycle.