Am I a wave too? Student activity Play

Am I a wave too? Animation Play

Einstein's formula Student activity Play

Emission and absorption spectra Whiteboard presentation Play

Emission and absorption spectra Class activity Play

Energy levels Student activity Play

Energy of electromagnetic radiation Student activity Play

External photoelectric effect Class activity Play

External photoelectric effect Whiteboard presentation Play

Niels Bohr assumption Student activity Play

Niels Bohr assumption Animation Play

Photons Animation Play

Planck's equation Animation Play

Planck's postulates Student activity Play

Planck's postulates Animation Play

Planck's postulates Whiteboard exercise Play

Spectroscopy and electromagnetic radiation Student activity Play

The de Broglie hypothesis Student activity Play

The de Broglie hypothesis Animation Play

The radius of an orbit Animation Play

Wavelength, frequency and energy of electromagnetic radiation Animation Play

Work function Student activity Play

Work function of a metal Animation Play