9th Class Science Sample Paper Sample Paper - 1 Term - 1

  • question_answer (i) A spoonful of salt is added to a beaker containing 250 mL of water with continuous stirring. State two observations that you will make. (ii) Account for your observations.    


    (i) (a) Salt completely disappears in water.              (1)          (b) Volume of water does not increase.                                                            (1)       (ii) Since, there is a lot of space between water molecules, the salt molecules disappear into these spaces.          (1)        


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