Units of power Whiteboard exercise Play

Uranium Simulation Play

Uranium Student activity Play

Useful and wasted energy in domestic appliances Animation Play

Useful energy and wasted energy Student activity Play

Useful energy and wasted energy Whiteboard exercise Play

Uses of fats Whiteboard exercise Play

Uses of fats Student activity Play

Uses of light emitted by atoms Animation Play

Uses of proton magnetic resonance Student activity Play

Using combustion energy Slideshow Play

Using Hess's law Whiteboard exercise Play

Using Hess's law Student activity Play

Using mean bond enthalpies in calculations. Part 1 Student activity Play

Using mean bond enthalpies in calculations. Part 2 Student activity Play

Using standard enthalpies of combustion Animation Play

Using standard enthalpies of formation Animation Play

Using ΔH°f and ΔH°c to determine standard enthalpies of reaction Student activity Play

UV radiation Animation Play

Valence bond theory Whiteboard exercise Play

Valence bond theory (2) Student activity Play

Vapour pressure and the temperature Animation Play

Variation of electronegativity across a period (1) Student activity Play

Variation of electronegativity within a group Student activity Play

Viscous flow near a wall, boundary layer Student activity Play