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9th Class Science Force and laws of motion Question Bank MCQs - Force and Laws of Motion

  • question_answer
    It is possible to walk if and only if third law of motion holds true.

    A) True                                         

    B) False

    C) Can't say                                  

    D) Partially true/false

    Correct Answer: A

    Solution :

    [a] True; According to Newton's third law of motion, when we walk, we push the ground below us backwards (action) and as a result, the ground pushes us forward (reaction). Thus, due to action-reaction, or third law of motion, it is possible to walk.


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