Electric field changes Whiteboard exercise Play

Electromagnetic radiation – summary Whiteboard exercise Play

Electromagnetic radiation – summary Student activity Play

Electromagnetic spectrum Animation Play

Electromagnetic wave polarised horizontally Illustration Play

Electromagnetic wave polarised vertically Illustration Play

Electromagnetic waves Student activity Play

Electromagnetic waves Class activity Play

Electromagnetic waves Whiteboard exercise Play

Electromagnetic waves Animation Play

Electromagnetic waves Whiteboard presentation Play

Electromagnetic waves Whiteboard presentation Play

Electromagnetic waves Student activity Play

Electromagnetic waves Class activity Play

Electromagnetic waves emission Animation Play

Emission spectrum of excited atoms Animation Play

Energy and amplitude Student activity Play

Energy, power and intensity of a wave Student activity Play

Energy, power and intensity of a wave Animation Play

Energy, power and intensity of a wave Animation Play

Energy, power and intensity of a wave Whiteboard exercise Play

Fermat's Principle Student activity Play

Fermat's Principle Simulation Play

Fermat's Principle and the law of reflection of light Animation Play

Fibre optic cables Animation Play