Two trolleys of different mass are at rest, held together by a compressed spring. The spring is released and the trolleys move apart. Which statement about the two trolleys is correct?
they have equal momentum in the same direction
the lighter trolley has the greater momentum
the heavier trolley has the greater momentum
they have equal momentum in opposite directions
40 exam-style questions on AQA GCSE Physics 5.7 Momentum (HT only), covering 5.7.1 Momentum is a property of moving objects, 5.7.2 Conservation of momentum, and 5.7.3 Changes in momentum. Each one has a worked solution and a mark scheme showing where the marks go.