Electricity and Magnetism

Choose a particular area of study:

Mains Electricity

  1. Electricity at Home *
  2. Wiring a plug
  3. What happens inside a wire?
  4. Double Insulation
  5. Alternating and Direct Currents
  6. Calculating the Electrical Power
  7. Calculating the Energy in a Circuit
  8. Calculating the Cost of Electricity

Energy and Potential Difference in Circuits

  1. Electrical Circuits
  2. Series and Parallel Circuits
  3. Using an Ammeter
  4. Changing the Current
  5. Current in a Series Circuit
  6. Current in a Parallel Circuit
  7. Basic Circuits *
  8. Ohm's Law
  9. Components that do not obey Ohm's Law
  10. Light Dependent Resistors
  11. Thermistors
  12. Electric Charge and Current
  13. Charge, Current and Time

Electric Charge

  1. Types of Charge
  2. Where charge comes from
  3. How to charge and discharge objects
  4. Static Electricity *

Electromagnetism

  1. Field Lines around a Magnet
  2. Electromagnets
  3. Electromagnetism *
  4. What is soft about 'soft' iron
  5. Uses of Electromagnets
  6. Uses of Electromagnetism *
  7. Electric Motors

Electromagnetic Induction

  1. Making Electricity
  2. Generating Electricty *
  3. Generators
  4. Transformers
  5. The National Grid