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Teaching Aids for IIT Level

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Teaching Aids for IIT Level

  1. 1.  You will have one Glass prism, screen and ray- box  Try to set your apparatus as you like Questions  what will you observe after your setting?  If you are scientist, what hypothesis will you suggest?
  2. 2.  When white light pass the prism, the light will refract and disperse into seven colours.  White light is a mixture of coloured lights.  They are red, orange, yellow, green, indigo, blue and violet.  This is called colour spectrum.
  3. 3.  How to make rainbow by yourself? http://hk.youtube.com/watch?v=fIbxHqPyF2U
  4. 4.  Why does the man stand against the sunlight when he is making the rainbow?  Answer: Only when the sun light from our backside can produce totally internal reflection, and received by ours eyes.
  5. 5.  Misconception Rainbow is produced just by one droplet
  6. 6.  http://hk.youtube.com/watch?v=LoL1Mn5 v6GY

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