Mechanical waves Whiteboard exercise Play

Mechanical waves Class activity Play

Mechanical waves Whiteboard presentation Play

Mechanical waves Whiteboard presentation Play

Mechanical waves Animation Play

Mechanical waves Class activity Play

Mechanical waves versus electromagnetic waves Animation Play

Melting point and mechanical properties Animation Play

Metabolism – breakdown and synthesis Student activity Play

Metabolism – breakdown and synthesis Whiteboard exercise Play

Objects to lift Whiteboard exercise Play

Ozone hole: probable causes Student activity Play

Power Whiteboard presentation Play

Power Class activity Play

Power Whiteboard presentation Play

Power Class activity Play

Power and efficiency Student activity Play

Principle of conservation of mechanical energy Whiteboard exercise Play

Principle of conservation of mechanical energy Student activity Play

Propagation of mechanical waves Student activity Play

Propagation of mechanical waves Simulation Play

Propagation of mechanical waves Whiteboard exercise Play

Propagation of seismic waves Student activity Play

Propagation of seismic waves Animation Play

Propagation of seismic waves Whiteboard exercise Play