Relationship between the force of friction and the surface area Animation Play

Relationship between the wavelength and the energy of an electromagnetic wave Animation Play

Resonance Animation Play

Resonance Student activity Play

Resonance Student activity Play

Satellite navigation systems Student activity Play

Satellite telephones Student activity Play

Satellite telephony Slideshow Play

Satellite television Slideshow Play

Satellite television Student activity Play

Sections of a cube Student activity Play

Sections of a cube Whiteboard exercise Play

Seismic waves Whiteboard presentation Play

Seismic waves Student activity Play

Seismic waves Class activity Play

Seismic waves Slideshow Play

Seismic waves and the inside of the Earth Student activity Play

Seismic waves and the inside of the Earth Whiteboard exercise Play

Shooting stars Animation Play

Silver halides in photography Student activity Play

Singing Simulation Play

Singing Whiteboard exercise Play

Singing Student activity Play

Soap bubble Animation Play

Solid substances as catalysts in reactions in the gaseous phase Animation Play