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Friday, 16 August 2019

Science 9th class CHAPTER -1 MATTER IN OUR SURROUNDINGS (8)


CHAPTER -1   
MATTER IN OUR SURROUNDINGS
                                                      (9th class)

  1. Define Sublimation.
  2. Define Evaporation.
  3. define vapour.
  4. Define Factor affecting evaporation.
  5. Cooling Effect.
  6. Some NCERT question
  7. Temperature.















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