Evolution of the Universe Illustration Play

Heat exchange by radiation Animation Play

Heat exchange by radiation Student activity Play

Heat exchange by radiation Animation Play

How is coherent light generated? Student activity Play

How molecules absorb infra-red radiation Animation Play

Infra-red radiation used in spectroscopy Whiteboard exercise Play

Infra-red radiation used in spectroscopy Student activity Play

Ionic compounds of s- and p-block metals are generally colourless Animation Play

Ionising radiation Animation Play

LDR (light-dependent resistor) Animation Play

LDR (light-dependent resistor) Whiteboard exercise Play

LDR (light-dependent resistor) Student activity Play

Light reaction Animation Play

Monochromaticity, divergence and coherence Student activity Play

Particles or waves? Student activity Play

Permeability and absorption of X-rays Student activity Play

Photocell Animation Play

Photoelectric effect and Einstein Student activity Play

Photons Whiteboard exercise Play

Photons Animation Play

Photons Student activity Play

Photons and electrons Student activity Play

Photons and electrons Animation Play

Photons and electrons Whiteboard exercise Play