Electricity: interactive lessons
Year 11 Science. Magnets, generators, the national grid and where our electricity comes from. Each chapter is a narrated, animated lesson with activities and exam practice. Turn your sound on, and use Chrome for the Google voice.
Magnetic fields
Field lines around magnets, wires and solenoids, with a compass plotter.
Chapter 2 · LOs 4–6, 8Electromagnets
B = KI/d, right-hand rules, making and breaking magnets, and an electromagnet lab.
Chapter 3 · LOs 9–11, Lenz's lawGenerators and AC
AC vs DC, Fleming's right-hand rule, Lenz's law and a generator simulator.
Chapter 4 · LOs 12–16Transformers and the national grid
Step-up and step-down transformers, efficiency, and a grid simulator.
Chapter 5 · LOs 17–23Nuclear power
Fusion, fission, chain reactions, nuclear equations and radioactive waste.
Chapter 6 · LOs 24–26Renewable electricity
Hydro, wind, geothermal and solar: how each one makes electricity.
Six chapters covering all 26 learning outcomes in the Year 11 electric energy notes, plus Lenz's law. Each chapter ends with exam practice.