UPMSP - 8 - Science :: Light and Optical Devices

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Go To: UPMSP-Sci-Grade 8

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Course Content / Subtopic list:


  1. Refraction
  2. Causes of refraction - change of speed results in change in direction
  3. Laws of refraction of light
  4. Refractive index
  5. Refraction of light in real life - twinkling of stars , visibility of sun before sunrise and after sunset , pencil look bent in water , rising of the coin above the surface in water
  6. Applications of refraction of light
  7. Spherical lenses - convex and concave lenses
  8. Important terms related to spherical lenses
  9. Rules of ray diagram for representation of images formed
  10. Image formation by spherical lenses microscope - simple and compound microscopes
  11. Telescope
  12. Human eye , defects of vision - shortsightedness , longsightedness , spectrum


Expected Learning Outcome:


SWBAT-

  1. Define refraction
  2. Explain the causes of refraction
  3. Define refractive index
  4. Identify various examples of refraction of light in day to day life
  5. Define concave and convex lens
  6. Identify and analyze various terms related to spherical lenses
  7. Draw various ray diagrams of image formed by spherical lenses
  8. Compare simple and compound microscope
  9. Define shortsightedness
  10. Explain the causes of short sightedness
  11. Define long sightedness
  12. Explain the causes of long sightedness , Define spectrum


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