Lesson 6.5.5.1

6.5.5.1 Momentum is a property of moving objects Quiz: AQA Combined Science, Unit 22

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson 6.5.5.1, Momentum is a property of moving objects: 20 multiple choice questions for the AQA GCSE Combined Science (8464), Unit 22: Forces, written with Revision Ninja.

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The 20 questions

  1. Momentum is defined as:

    • Mass x acceleration
    • Mass / velocity
    • Mass x velocity
    • Force x time

  2. What is the standard SI unit of momentum?

    • J s
    • kg m/s
    • kg m/s²
    • N m

  3. Momentum is a ___ quantity.

    • Unitless
    • Scalar
    • Base unit
    • Vector

  4. What is the momentum of a stationary object?

    • Equal to mass
    • Infinite
    • Zero
    • Maximum

  5. A 1200 kg car moves at 20 m/s. Its momentum is:

    • 2400 kg m/s
    • 1220 kg m/s
    • 24000 kg m/s
    • 60 kg m/s

  6. A 0.2 kg ball moves at 15 m/s. Its momentum is:

    • 75 kg m/s
    • 3 kg m/s
    • 15.2 kg m/s
    • 0.013 kg m/s

  7. Which object has the same momentum as a 60 kg object moving at 5 m/s?

    • 30 kg at 10 m/s
    • 30 kg at 5 m/s
    • 10 kg at 30 m/s
    • 60 kg at 10 m/s

  8. A lorry and a car move at the same speed. The lorry has greater momentum because it has:

    • Greater energy
    • Greater acceleration
    • Greater mass
    • Greater density

  9. A 0.5 kg trolley moves at 4 m/s. Its momentum is:

    • 0.125 kg m/s
    • 4.5 kg m/s
    • 2 kg m/s
    • 8 kg m/s

  10. A 2 kg object has momentum 6 kg m/s. A 3 kg object with the same momentum moves at:

    • 6 m/s
    • 2 m/s
    • 18 m/s
    • 4 m/s

  11. Momentum is a physical property possessed by which type of objects?

    • Stationary objects
    • Hot objects
    • Moving objects
    • Charged objects

  12. (Harder) A 2 kg object's velocity changes from 3 m/s to 9 m/s. Its change in momentum is:

    • 12 kg m/s
    • 3 kg m/s
    • 18 kg m/s
    • 6 kg m/s

  13. Which change would double an object's momentum?

    • Doubling mass
    • Halving mass
    • Doubling velocity
    • Halving velocity

  14. If an object's velocity triples while its mass remains constant, what happens to its momentum?

    • Halves
    • Triples
    • Doubles
    • Stays same

  15. (Harder) A 0.3 kg ball has momentum 6 kg m/s. Its velocity is:

    • 2 m/s
    • 20 m/s
    • 6.3 m/s
    • 1.8 m/s

  16. Momentum is used as a scientific model to explain what events?

    • Collisions
    • Refraction
    • Evaporation
    • Conduction

  17. A cyclist and bike together have a mass of 90 kg and move at 5 m/s. Their momentum is:

    • 4500 kg m/s
    • 18 kg m/s
    • 95 kg m/s
    • 450 kg m/s

  18. The mass used in the momentum equation is measured in:

    • Newtons (N)
    • Grams (g)
    • Kilograms (kg)
    • Pounds (lb)

  19. (Harder) A 0.06 kg tennis ball moves at 30 m/s. Its momentum is:

    • 1.8 kg m/s
    • 18 kg m/s
    • 0.5 kg m/s
    • 30.06 kg m/s

  20. An object's momentum halves when which change occurs at constant mass?

    • Velocity doubles
    • Mass doubles
    • Velocity halves
    • Force halves

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