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Chapter 18 PowerPoint Chapter Review Questions Mrs. Miller 6A

Chapter 18 PowerPoint Chapter Review Questions Mrs. Miller 6A. light. What do you “think” when you hear the word opaque ?. ???Answer???. NO WAY!. What do “think” when you hear the word translucent ?. ???Answer???. SOME!. What do “think” when you hear the word transparent ?.

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Chapter 18 PowerPoint Chapter Review Questions Mrs. Miller 6A

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  1. Chapter 18 PowerPoint Chapter Review Questions Mrs. Miller 6A light

  2. What do you “think” when you hear the word opaque?

  3. ???Answer??? NO WAY!

  4. What do “think” when you hear the word translucent?

  5. ???Answer??? SOME!

  6. What do “think” when you hear the word transparent?

  7. ???Answer??? ALL!

  8. Name three Kinds of mirrors.

  9. ???Answer??? plane convex concave

  10. What carries the signals generated by the rods and cones *TO* your brain?

  11. ???Answer??? your optic nerve

  12. Describe the light that a laser produces in ONE word.

  13. ???Answer??? coherent

  14. What is the reason that a laser beam can travel through a curled-up optical fiber?

  15. ???Answer??? because of total internal reflection

  16. What color would a red tomato appear under a blue light?

  17. ???Answer??? The tomato would appear black!

  18. Name 3 things that can occur when light strikes an object.

  19. ???Answer??? • The light can be: • reflected • absorbed • transmitted

  20. Clear glass, water, and air are examples of what kind of material?

  21. ???Answer??? transparent

  22. What happens when light passes from air into water?

  23. ???Answer??? The light Slows down

  24. What happens when white light strikes a black object?

  25. ???Answer??? no light is reflected

  26. What is the hole through which light enters the eye?

  27. ???Answer??? The pupil

  28. What happens when parallel rays of light hit a smooth surface?

  29. ???Answer??? regular reflection

  30. What are the primary colors of LIGHT?

  31. ???Answer??? Red Green Blue

  32. Are frosted glass and wax paper: transparent translucent or opaque?

  33. ???Answer??? translucent

  34. Describe what is happening if a person is nearsighted.

  35. ???Answer??? Nearsightedness • they don’t see well far away • their eyeballs are a little • too long

  36. What do we call long, thin strands of glass or plastic that carry light for long distances without allowing the light to fade.

  37. ???Answer??? Optical fibers

  38. What do we call the transparent front surface of the eye?

  39. ???Answer??? cornea

  40. What do we call an image of a distant object caused by refraction of light?

  41. ???Answer??? mirage

  42. What device uses lenses to focus light rays and record an image of an object on photographic film?

  43. ???Answer??? camera

  44. Where are the rods and cones located?

  45. ???Answer??? On the retina

  46. What occurs when parallel rays of light hit a rough or bumpy surface?

  47. ???Answer??? diffuse reflection

  48. What are substances called that are used to color other materials?

  49. ???Answer??? pigments

  50. What instrument is used in holography?

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