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5 Written questions

5 Matching questions

  1. subtractive colors
  2. focal length
  3. diffuse
  4. absorption spectra
  5. sclera
  1. a reflection off of rough surfaces
  2. b the electromagnetic spectrum
  3. c the white of the eye
  4. d the distance from a lens to its focus
  5. e secondary colors of light are this

5 Multiple choice questions

  1. an inverted image formed where rays of light meet; see "erect image"
  2. curving or bulging outward toward an object
  3. muscular diaphragm that controls the size of the pupil
  4. the distance between 2 crests or 2 troughs of 2 waves
  5. the tracing of a ray

5 True/False questions

  1. optic nervethe nerve that carries neural impulses from the eye to the brain

          

  2. concavecurving or bulging outward toward an object

          

  3. frequencyinnermost layer that perceives and transmits light to the optic nerve

          

  4. bright line spectrathe electromagnetic spectrum

          

  5. lenspart of eye that focuses light

          

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