Electroscope Student activity Play

Energy of electromagnetic radiation Student activity Play

Enthalpy Whiteboard exercise Play

Enthalpy of solution. Part 1 Student activity Play

Entropy and spontaneous changes Student activity Play

Entropy change in the surroundings Animation Play

Equal numbers Whiteboard exercise Play

Equivalent quotients Whiteboard exercise Play

Even and odd number of negative signs Whiteboard exercise Play

Existence of  nth root of a given number Whiteboard exercise Play

Experimental proof for the existence of dipole–dipole forces Student activity Play

Experimental proof for the existence of dipole–dipole forces Slideshow Play

Facts and assumptions Student activity Play

Facts and assumptions – the sum of the numbers Whiteboard exercise Play

Find the difference Student activity Play

Finding a difference Whiteboard exercise Play

Forces of action and reaction act in opposite directions Student activity Play

Forces of action and reaction act in opposite directions Whiteboard exercise Play

Gradient of a line Student activity Play

Gradient of a line Student activity Play

Greater or smaller? Animation Play

Half-cell potential Animation Play

High-temperature plasma Animation Play

How a capacitor operates Animation Play

How much/many has he got? Student activity Play