Optics Terms Crossword Puzzle

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  1. 2. Category of light that is created without creating heat
  2. 3. The visible color with the smallest wavelength
  3. 4. When this light hits a coating around the source known as phosphor, it causes a vapor to glow a color which we can see.
  4. 8. Light created by living organisms
  5. 9. A group of light rays originating from the same source
  6. 11. Light strikes a surface, reflecting off of it
  7. 13. The ray of light originating from a light source
  8. 17. The visible color with the largest wavelength
  9. 18. A theory that mixing of pigments that eventually result in a shade of gray or black
  10. 19. Made up of all the different wavelengths, visible and invisible
  11. 20. A type of energy in the form of electromagnetic waves
  12. 23. The form of energy that is created due to the absorption of light
  13. 24. The largest wavelength on the electromagnetic spectrum
  14. 26. Created when an object absorbs UV light from another source, emitting it over a period of time
  15. 28. The ray of light that is a reflection of the incident ray
  16. 29. An object that allows no light to pass through
  17. 30. The separation of white light into the seven difference colors when passing through a medium such as a prism or raindrop
  18. 31. A theory that wavelengths of light are combined, eventually forming white light
Down
  1. 1. Light created as a result of a chemical reaction
  2. 5. Light that strikes a surface passes straight through it
  3. 6. The law that states the angle of incidence will always equal the angle of reflection
  4. 7. Light that strikes a surface is absorbed and stored as heat
  5. 10. An electrical device that combines primary colors to create a specific color (LED)
  6. 12. Light formed when certain materials are electrically charged
  7. 14. A singular line of wave energy
  8. 15. A line perpendicular to the surface at the point of reflection
  9. 16. An object that allows nearly all light to pass through
  10. 21. Light that is created due to the burning or heating of a material
  11. 22. The smallest wavelength on the electromagnetic spectrum
  12. 25. The part of the electromagnetic spectrum that humans can see
  13. 27. An object that allows only some light to pass through