Across
- 3. to imagine
- 4. to go through
- 6. what atoms make up
- 7. the source of a light
- 10. to give off
- 11. to take in light
- 12. another word for power
- 13. the number of waves in a second
- 17. max hight of wave
Down
- 1. length of a wave
- 2. a source of illumination
- 5. a band of colors
- 6. what makes up everything
- 8. a line of energy
- 9. the form of a wave
- 14. a light off the spectrum
- 15. a sound
- 16. do bounce off