ForcesHigher Tier

Higher Tier: Change in Momentum and Force

Part of MomentumGCSE Physics

This higher tier covers Higher Tier: Change in Momentum and Force within Momentum for GCSE Physics. Revise Momentum in Forces for GCSE Physics with 13 exam-style questions and 6 flashcards. This is a high-frequency topic, so it is worth revising until the explanation feels precise and repeatable. It is section 9 of 12 in this topic. This section is most useful once the core foundation idea is secure, because it adds the detail that pushes answers higher.

Topic position

Section 9 of 12

Practice

13 questions

Recall

6 flashcards

🎓 Higher Tier: Change in Momentum and Force

Newton's Second Law can be restated as: Force = rate of change of momentum

F = Δ(mv) / Δt = mΔv / Δt
Force (N) = change in momentum (kg m/s) / time (s)

This connects to impulse (F × Δt = Δ(mv)). A larger force produces a greater rate of change of momentum. This is why safety features (crumple zones, airbags) work: they increase the time of a collision, reducing the force.

Keep building this topic

Read this section alongside the surrounding pages in Momentum. That gives you the full topic sequence instead of a single isolated revision point.

Practice Questions for Momentum

What is the equation for momentum?

  • A. momentum = mass / velocity
  • B. momentum = mass + velocity
  • C. momentum = mass x velocity
  • D. momentum = force x time
1 markfoundation

Explain what is meant by saying momentum is a vector quantity.

2 marksstandard

Quick Recall Flashcards

Key Facts About Momentum
Unit: kg m/s (kilogram metres per second)
Key Facts About Momentum
Momentum is a VECTOR — has direction

Want to test your knowledge?

PrepWise has 13 exam-style questions and 6 flashcards for Momentum — with adaptive difficulty and instant feedback.

Join Alpha