Oscillations of strings in a guitar Animation Play

Permeability and absorption of X-rays Slideshow Play

Permeability and absorption of X-rays Student activity Play

Photoelectric effect and wavelength Slideshow Play

Photoelectric effect and wavelength Student activity Play

Pitch Animation Play

Pitch and frequency Student activity Play

Planck's postulates Student activity Play

Planck's postulates Animation Play

Polarisation of electromagnetic waves Whiteboard exercise Play

Polarisation of electromagnetic waves Student activity Play

Practical application of the Doppler effect Student activity Play

Practical application of the Doppler effect Whiteboard exercise Play

Propagation of sound Animation Play

Propagation of sound Whiteboard exercise Play

Propagation of sound Student activity Play

Protection against noise Slideshow Play

Resonance Student activity Play

Resonance Student activity Play

Resonance Animation Play

Roentgen spectra of elements – characteristic radiation Student activity Play

Seeing Student activity Play

Sensation; perception and activation thresholds Student activity Play

Sensation; perception and activation thresholds Slideshow Play

Sensing the world – receptors Student activity Play