Light - Topic.1-2-3

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Across
  1. 2. the opposite of something
  2. 3. things that only reflect light
  3. 7. chemical reaction creating light
  4. 9. Energy released from the nucleus
  5. 12. light that is generated naturally
  6. 13. like fluorescent but lasts longer
  7. 15. liquid you need to survive
  8. 16. things that make their own energy
  9. 17. reflects light and is in most homes
  10. 19. something you never touch
  11. 20. light rays get closer together
  12. 21. created by a rough surface, some light is scattered
  13. 23. straight line that describes the way light moves
  14. 27. famous english scientist
  15. 28. type of mirror that curves outward
  16. 29. change in energy type
  17. 30. _________ is when light bounces off of something
  18. 33. light rays get farther apart and spread out
  19. 34. Gas absorbs energy creating light
  20. 36. Objects Kinietic Energy
  21. 37. ________ energy, energy created by heat
  22. 38. direct conversion of energy to light
  23. 41. equal to money
  24. 42. light generated by animal biology
  25. 44. light bounces off the object
  26. 45. object transmits all light rays
Down
  1. 1. used in most modern light bulbs
  2. 4. twelve squared
  3. 5. describes a turtle
  4. 6. the science of light
  5. 8. light passes through the object
  6. 10. type of mirror that curves outward
  7. 11. the red planet
  8. 14. created by a smooth surface, all light rays go in the same direction
  9. 18. transfer of energy that does not require matter
  10. 22. second place NHL team
  11. 24. something you breath
  12. 25. popular search engine
  13. 26. light that is generated non-naturally
  14. 31. energy emitted in the form of light
  15. 32. light goes into the object as energy
  16. 35. Reflects or absorbs light rays
  17. 39. ray of light from the light source
  18. 40. ray of light that is reflected from the point of incidence
  19. 43. Electricity heating metal giving light