The Limits of Light (50pts)

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Across
  1. 1. the shortest wavelength of light is
  2. 3. this shrimp has 16 color sensors allowing it to see colors we can not
  3. 7. most cameras have a filter to block IR light
  4. 10. infrared can be sensed by us as heat
  5. 14. the human eye can see in UV
  6. 16. you use this type of wave to heat your food up
  7. 18. we use radio telescopes to search for
  8. 20. light acts like a
  9. 22. reacts to the exposure of light and darkens
  10. 24. this scientist discovered X-rays in 1895
  11. 25. even more powerful than x-rays think the hulk
  12. 26. are responsible for vision at low light levels (nightime)
  13. 28. emit radiation across the entire spectrum
  14. 31. this color of light is a waste product for plants
  15. 32. waves are used to broadcast your favorite tunes
  16. 33. how many colors arein the rainbow
  17. 34. are an indicator of health for some birds
Down
  1. 2. beyond the sea
  2. 4. discovered the infrared spectrum
  3. 5. you got one when you broke your arm
  4. 6. this central coast butterfly uses color to ward off predators
  5. 8. this color was reserved for people with elite status
  6. 9. each color in the visible spectrum has a color
  7. 11. are responsible for color vision
  8. 12. indigo reacts with this element and turns blue
  9. 13. proved sunlight contains
  10. 15. made of complicated molecules that absorb or reflect
  11. 17. indigo reacts with this and it turns blue
  12. 19. discovered the ultra violet spectrum
  13. 21. this natural plant dye was used to dye clothing for the last 25000 yrs
  14. 23. the human eye has only three color sensors that see in
  15. 26. this wave is used to control flight paths of planes
  16. 27. dispelled the theory that our eyes illiuminate subjects
  17. 29. insects see in
  18. 30. can be used to break white light up into the colors of the rainbow