A skateboarder of mass 60 kg is at rest at the top of a curved ramp, at a height of 2.5 m above the lowest point. She drops in and rolls down the ramp without actively moving her body to gain speed.
Explain why, on reaching the opposite side of the ramp, she fails to reach her starting height of 2.5 m.
82 exam-style questions on Edexcel GCSE Physics 3.1 Energy stores and calculations. Each one has a worked solution and a mark scheme showing where the marks go.