A-LevelPhysicsDynamics9702/12 · Feb/Mar 2025 · Q61 Mark
What is a statement of the principle of conservation of momentum for a system?
AThe total momentum and the total kinetic energy are always conserved.
BThe total momentum is conserved only in elastic collisions.
CThe total momentum is conserved provided that no external forces act.
DThe total momentum of each object in the system is the product of its mass and velocity.
✓ Correct answer
C: The total momentum is conserved provided that no external forces act.
Practise more questions on this topic
Oracle Prep sorts past-paper questions by topic, so you can drill Dynamics and see which topics are most likely to come up next.
Sign up free →