When a marble rolls down a curved track, some of its energy is transferred to the surroundings as thermal energy.
State how a student could calculate the amount of energy transferred to the surroundings.
82 exam-style questions on Edexcel GCSE Physics 3.1 Energy stores and calculations, covering 3.1.1 Gravitational potential energy, 3.1.2 Kinetic energy, and 3.1.3 Energy transfers and conservation of energy. Each one has a worked solution and a mark scheme showing where the marks go.