Photons emission Animation Play

Photovoltaic cell Student activity Play

Power of a light bulb Whiteboard exercise Play

Some solid compounds of s- and p-block metals are coloured Animation Play

Spectral series Animation Play

Spectroscopy and electromagnetic radiation Student activity Play

Spontaneous and stimulated emission Student activity Play

Spontaneous emission Animation Play

Stimulated emission Animation Play

The Big Bang Illustration Play

The Big Bang Student activity Play

The Big Bang Student activity Play

The emission and absorption of photons Student activity Play

The energy of decay Animation Play

The intensity of a beam of photons Animation Play

The properties and function of chlorophyll Student activity Play

The Sun – a thermonuclear reactor Student activity Play

Wavelength, frequency and energy of electromagnetic radiation Animation Play

α decay Student activity Play