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9th Class Social Science Force and laws of motion Question Bank 9th CBSE Social Science Force and laws of motion

  • question_answer
      Two children stand on wheel-carts facing each other. One student throws a heavy mass towards the other who catches it. What will be the direction of motion of both the children? Give reason for your answer.    

    Answer:

                      The child who throws the mass towards the other, and the one who catches it, both move backwards.                                                                  (1) Reason Thrower moves due to backward reaction of mass pushed forward.                            (1/2) Catcher moves due to forward reaction of mass pushed and held backward.             (1/2)


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