A-level · Momentum

Linear momentumExam-style questions

Linear momentum p = mv as a vector quantity in one dimension — how the sign carries the direction of motion, how to combine the momenta of several particles, and how to find a change in momentum by working with velocities (with signs) rather than speeds.

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16 questions · A Level level · mark scheme and worked solution on each · no sign-up to try

DifficultyAllLevel 1Level 2Level 3Level 4
  1. 1
    A particle of mass 0.6 kg0.6\text{ kg} moves in a straight line at 8 m s−18\text{ m s}^{-1}. Find the magnitude of its momentum, stating the units. (2 marks)
    Level 1 · 2 marksTry it
  2. 2
    A particle of mass 0.4 kg0.4\text{ kg} moves in a straight line at 12 m s−112\text{ m s}^{-1}.

    Find the magnitude of its momentum. (2 marks)
    Level 1 · 2 marksTry it