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8th Science - Term 1 Light Three Marks and Five Marks Questions Question Bank Software Oct-01 , 2019

Term 1 Light

8th Science - Term 1 Light Three Marks and Five Marks Questions

Term 1 Light Three Marks and Five Marks Questions

8th Standard

    Reg.No. :
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Science

Time : 01:00:00 Hrs
Total Marks : 40
    5 x 3 = 15

  1. Define the refractive index of a medium.

  2. State the Snell’s law of refraction

  3. Tabulate the images formed by a convex mirror.

  4. Name the rays which involved in reflection of light.

  5. Why silver metal is used to make mirror?

    6. 5 x 5 = 25

  6. What is reflection? Write short notes on regular and irregular reflection?

  7. Explain the working of a periscope.

  8. What is dispersion? Explain in detail.

  9. What are the uses of convex mirrors?

  10. Write a note on refraction in medium and list out the refractive index of some substances.

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