Across
- 2. distance2
- 5. see
- 6. top
- 10. sound
- 12. requires a meduim
- 14. 90 degrees
- 15. music
- 16. coils close
- 18. yes
- 19. distance
- 20. how often
Down
- 1. small again
- 3. small
- 4. coils far
- 7. bottom
- 8. dhks
- 9. compression
- 11. wave eners
- 13. large
- 17. Solid, liquid or gas that a wave uses to move