Oscillations of strings in a guitar Animation Play

Other uses of halogens and their compounds Student activity Play

Oxidation of hydrogen on platinum Animation Play

Oxidation states of copper Animation Play

Parachutist Animation Play

Partial pressure and molar fraction Student activity Play

Pollution of air Whiteboard presentation Play

Pollution of air Class activity Play

Preparation of oxygen and nitrogen from air Whiteboard exercise Play

Preparation of oxygen and nitrogen from air Student activity Play

Pressure and altitude Student activity Play

Pressure and altitude Animation Play

Pressure and altitude Whiteboard exercise Play

Pressure in weather forecasts Animation Play

Pressure in weather forecasts Student activity Play

Pressure in weather forecasts Whiteboard exercise Play

Process of respiration Animation Play

Products of hydrocarbon combustion Student activity Play

Propagation of sound Animation Play

Propagation of sound Whiteboard exercise Play

Propagation of sound Student activity Play

Purification of tap water Animation Play

Purification of water Student activity Play

Quantities of essential elements in 1000 g of dry plant mass Illustration Play

Questions about air Whiteboard exercise Play