What happens when two tectonic plates come into contact with each other? Animation Play

Where does heat come from? Whiteboard exercise Play

Where does heat come from? Student activity Play

Where does the buoyant force come from? Student activity Play

Where does the buoyant force come from? Animation Play

Where does the buoyant force come from? Whiteboard exercise Play

Where does the delay come from? Animation Play

Where does the energy of the oscillations come from? Student activity Play

Where does the energy of the oscillations come from? Animation Play

Where does the energy of the oscillations come from? Whiteboard exercise Play

Where does yoghurt come from? Student activity Play