Huygens' Principle Animation Play

Induction of free oscillations Animation Play

Infrasound Student activity Play

Infrasound Slideshow Play

Infrasound Whiteboard exercise Play

Light refraction Whiteboard exercise Play

Light refraction Student activity Play

Mechanical waves Class activity Play

Mechanical waves Class activity Play

Mechanical waves Whiteboard presentation Play

Mechanical waves Whiteboard presentation Play

Monochromacity, divergence and  coherence  Whiteboard exercise Play

Monochromaticity, divergence and coherence Student activity Play

Neurone – a cell specialized for impulse transmission Animation Play

On what does wave refraction depend? Simulation Play

On what does wave refraction depend? Whiteboard exercise Play

On what does wave refraction depend? Student activity Play

Photons Student activity Play

Photons emission Animation Play

Plane waves Student activity Play

Plane waves Animation Play

Polarisation by refraction Student activity Play

Polymeric hydrocarbons Student activity Play

Polymerisation of alkenes Student activity Play

Preparation of alkenes Whiteboard exercise Play