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    Physics GCSE

    Using standard units and interpreting signs

    What Using standard units and interpreting signs means in Physics GCSE, as defined for AQA.

    Definition of Using standard units and interpreting signs

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    Reference: AQA

    Velocity is in metres per second, acceleration in m/s² and distance in metres, and a negative value of v² − u² indicates deceleration.
    AQA · Acceleration (study guide)

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