Explain why the total work done by a skateboarder as they coast up a ramp from point X to point Y is greater than the increase in their gravitational potential energy between point X and point Y.
57 exam-style questions on Edexcel GCSE Physics 8.1 Energy transfers and work, covering 8.1.1 Energy stores and transfer diagrams, 8.1.2 Ways of changing a system's energy, and 8.1.3 Work done by forces. Each one has a worked solution and a mark scheme showing where the marks go.