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Homework Help: True or False(Help)

  1. May 16, 2010 #1
    All of these questions are true or false answers but, i am unsure if i am correct in my answers. Any help would be appreciated.

    1. The problem statement, all variables and given/known data
    1. When a wave reaches a boundary between two media and some or all of the wave bounces back into the first medium, this is known as reflection.

    2. Your eye cannot ordinarily tell the difference between an object and its virtual image.

    3. When light waves move from one medium into a medium in which they travel more slowly, the light wave is bent away from the normal.

    4. The separation of light into colors arranged according to their frequency is called diffraction.

    5. A camera forms a virtual image on film.

    6. The layer of tissue at the back of the eye is the iris.

    7. In a far-sighted eye, light focuses in front of the retina.

    8. The bending of a wave around an obstruction is called refraction.

    2. The attempt at a solution

    1. T
    2. F
    3. T
    4. F
    5. T
    6. F
    7. T
    8. T
  2. jcsd
  3. May 17, 2010 #2


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    Science Advisor
    Homework Helper
    Gold Member

    Five of your answers are incorrect. I leave it up to you to figure out which ones and why.
  4. May 17, 2010 #3
    ok thanks mate
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