Enthalpy of solution. Part 2 Student activity Play

Entropy and spontaneous changes Whiteboard exercise Play

Entropy and spontaneous changes Student activity Play

Entropy change in the surroundings Animation Play

Environmental variation of the arrowhead Animation Play

Equation of motion Student activity Play

Events causing changes in the concentration of oxygen in the Earth's atmosphere Whiteboard exercise Play

Examples of functions represented in words – part 2 Student activity Play

Examples of speed equation calculations Student activity Play

Expansion and change in density Whiteboard exercise Play

Expansion and change in density Student activity Play

Experimental determination of enthalpy of solution Student activity Play

Exploitation of natural resources Whiteboard exercise Play

Exponential law of decay Student activity Play

Fermat's principle Student activity Play

Fermat's principle Simulation Play

Fermat's principle Whiteboard exercise Play

Flags in coloured light Simulation Play

Flame test Animation Play

Flame tests Student activity Play

Force and change in momentum Student activity Play

Force and change in momentum Whiteboard exercise Play

Force as a cause of change in direction of movement Student activity Play

Force as a cause of change in direction of movement Whiteboard exercise Play

Force as a cause of change in speed Whiteboard exercise Play