A mobile source and a stationary observer Student activity Play

A molecule emitting a quantum of radiation Whiteboard exercise Play

A pendulum – activity Student activity Play

A pendulum – activity Whiteboard exercise Play

A plate Student activity Play

A plate Animation Play

A plate Simulation Play

A plate Whiteboard exercise Play

A pump Whiteboard exercise Play

A rock concert Slideshow Play

A rod Simulation Play

A ruler Animation Play

A spoon in a glass of water Animation Play

A stationary source and a mobile observer Simulation Play

A stationary source and a mobile observer Student activity Play

A swing Animation Play

A swing – curiosity Animation Play

A thermodynamic system and the surroundings Animation Play

A thermodynamic system and the surroundings Student activity Play

A thermodynamic system and the surroundings Whiteboard exercise Play

A throw of a ball Whiteboard exercise Play

A waterfall Animation Play

Abiotic factors Slideshow Play

About cells Student activity Play

About the experiment Whiteboard exercise Play