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    Physics A-Level

    Newton's third law pair

    What Newton's third law pair means in Physics A-Level, as defined for AQA.

    Definition of Newton's third law pair

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    Reference: AQA

    The force is mutual: each mass pulls the other equally, so the force on each mass is equal in magnitude and opposite in direction.
    AQA · Newton's law (A-level only) (study guide)

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