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

Variation of electronegativity within a group Student activity Play

Voltage Whiteboard exercise Play

Voltage Whiteboard exercise Play

Voltage Student activity Play

Voltaic cell in everyday life Slideshow Play

Voltaic cells Whiteboard presentation Play

Voltaic cells Class activity Play

Voltaic cells and the reactivity series Student activity Play

Wasted energy Whiteboard exercise Play

Water and ice at equilibrium Animation Play

Water and respiration Student activity Play

Wavelength, frequency and energy of electromagnetic radiation Animation Play

What does chemosynthesis involve? Student activity Play

What does digestion involve? Whiteboard exercise Play

What does digestion involve? Student activity Play

What does efficiency depend on Animation Play

What does 'horsepower' derive from? Animation Play

What happens to the energy stored in food? Slideshow Play

What is a biogeochemical cycle? Student activity Play

What is aerobic respiration? Student activity Play

What is anaerobic respiration? Whiteboard exercise Play

What is anaerobic respiration? Student activity Play

What is bond dissociation enthalpy? Animation Play

What is photosynthesis? Student activity Play