Across
- 3. distance between repeating points on a wave
- 6. light energy taken in by a material
- 7. highest point of a transverse wave
- 11. time for one complete wave cycle
- 12. material allowing some light through
- 15. spreading of waves around obstacles or openings
- 17. area where particles are spread apart
- 19. material a wave travels through
- 21. how high or low a sound is
- 27. wave that can travel without a medium
- 28. wave bouncing off a surface
- 29. change in pitch caused by motion
- 30. number of waves passing per second
Down
- 1. increased vibration when frequency matches natural frequency
- 2. full range of electromagnetic waves
- 4. area where particles are close together
- 5. repeated motion around a resting position
- 8. mixing pigments to create colors
- 9. mixing light to create colors
- 10. repeated back-and-forth motion
- 13. wave with particle motion perpendicular to wave direction
- 14. wave with particle motion parallel to wave direction
- 16. passage of light through a material
- 18. size of the wave disturbance
- 20. perceived strength of a sound
- 22. transfer of energy through space or matter
- 23. image where rays appear to meet
- 24. overlapping of waves
- 25. lowest point of a transverse wave
- 26. bending of a wave entering a new medium