Chapter 25

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Across
  1. 2. EM waves that have a very low energy and long wavelength
  2. 3. uses dispersion to separate white light into its colors
  3. 5. Dyes and paints are a type of this
  4. 7. spectrum All light; visible and invisible
  5. 8. A color model that uses pigments on a white background
  6. 9. EM waves we feel as HEAT
  7. 11. It's a wave and a particle
  8. 13. a wave that can travel through a vacuum (space)
  9. 16. EM waves that can pass through skin and have short wavelengths
  10. 18. Long wavelengths; used in cell phones
Down
  1. 1. slowest type of wave
  2. 3. a single particle or packet of light
  3. 4. fastest speed in the universe
  4. 6. ray Dangerous EM waves that have very high energy and come from nuclear reactions
  5. 10. level AKA electron orbit. To move from low to high requires energy
  6. 12. refract out When visible light passes through a prism white light goes in and
  7. 14. shortest wavelength
  8. 15. lowest energy
  9. 17. EM waves with more energy than visible light and can cause sunburns
  10. 19. A color model that uses lights on a black background