Across
- 2. the distance from the crest of one wave to crest of the next wave
- 6. a solid, liquid or gas a wave travels through
- 8. electromagnetic energy that causes sunburn
- 9. bouncing of light waves off a surface
- 10. area of a longitudinal wave where the particles are closest together
- 11. a wave in which the particles of the medium vibrate parallel to the direction of wave motion
- 13. (ROY G BIV) the only light waves humans can see
- 16. electromagnetic energy used for heating food quickly
- 18. the number of waves that pass through a given point in a set time
- 21. area of a longitudinal wave where the particles are farthest apart
- 22. height of a wave
- 23. waves bend around small obstacles, or spread out after they pass through small openings
Down
- 1. highest point of a transverse wave
- 3. radio waves, microwaves, infrared, visible light, ultraviolet, X-ray, and gamma rays make up the _______________ spectrum
- 4. lowest frequency electromagnetic waves
- 5. a wave in which the particles of the medium move perpendicular to the direction the wave is traveling
- 7. sound travels fastest in this medium (state of matter)
- 12. electromagnetic energy used in remote controls
- 14. electromagnetic energy used to take pictures of bones
- 15. highest frequency electromagnetic waves
- 17. bending of light waves
- 19. unit that measures frequency
- 20. lowest point of a transverse wave