Across
- 2. the highest
- 4. max of two waves come together
- 7. # of waves in 1 sec
- 9. reduction of wave density
- 11. material that carries a wave
- 12. perpendicular to the direction
- 13. parallel to the direction
- 14. two waves in opposite directions
- 15. point along the center point
- 16. crest to crest
Down
- 1. the lowest
- 3. length from center to crest
- 5. increases of wave density
- 6. 2 waves 180 degrees out of a phase
- 8. time it takes for one wavelength
- 10. max displacement in wave