Sound Whiteboard presentation Play

Sound Class activity Play

Sound travel in gases and vacuum Simulation Play

Sounds in music Whiteboard presentation Play

Sounds in music Class activity Play

Spectral classes Chart Play

Spontaneous and stimulated emission Student activity Play

SSS property of similar triangles Whiteboard exercise Play

SSS property of similar triangles Student activity Play

Statements about dispersion of light Whiteboard exercise Play

Stellar radiation Animation Play

Stellar radiation Student activity Play

Stellar radiation Simulation Play

Structure of halogen molecules Student activity Play

Sun Animation Play

Synthesis of ammonia on an industrial scale Animation Play

Synthesis of ammonia on an industrial scale Whiteboard exercise Play

Temperature Whiteboard presentation Play

Temperature Class activity Play

Temperature Whiteboard presentation Play

Temperature Class activity Play

Temperature measurement Animation Play

Temperature scales – the Kelvin scale Student activity Play

Temperature scales – the Kelvin scale Simulation Play

Temperature scales – the Kelvin scale Whiteboard exercise Play