Physics (AS & A Level) · May / June 2026 · Paper 11 · Question 8

A parent and a child run from rest at the bottom of a stairway to the top of the stairway. Both take the same time. The mass of the parent is greater than the mass of the child. Which physical quantity for the parent and for the child has the same numerical value as a result of climbing the stairway?

1. Aaverage kinetic energy
2. Baverage velocity
3. Cgravitational potential energy gained
4. Dpower generated

As printed in the paper