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Friday, 16 August 2019

9th class Science 9th class CHAPTER -1 MATTER IN OUR SURROUNDINGS (2)

Science 9th class CHAPTER -1 MATTER IN OUR SURROUNDINGS (2)

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


  1. Define Diffusion or what is diffusion?
  2. Diffusion in gases with three example.
  3. Diffusion in liquid.
  4. solid in liquid.
  5. Liquid in liquid.
  6. Diffusion in solid.
  7. Force of attraction.








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