Sulphur dioxide and acid rain Student activity Play

Surfaces and friction Simulation Play

The carbon cycle Slideshow Play

The carbon cycle and human activities Slideshow Play

The effect of surface area on reaction rate Student activity Play

The effects of over-simplification of the environment Student activity Play

The first stage of digestion Slideshow Play

The greenhouse effect Slideshow Play

The importance of fibre Student activity Play

The need for food Student activity Play

The processes involved in the carbon cycle Whiteboard exercise Play

The products of aerobic respiration Student activity Play

The products of alkanes combustion Slideshow Play

The properties of solids Student activity Play

The rate of heterogeneous reactions Animation Play

The sources of carbon dioxide Slideshow Play

The stages of global warming Whiteboard exercise Play

The Sun's influence on air and water movements on Earth Animation Play

Thermal conductivity Student activity Play

Three types of chemical reaction Student activity Play

Useful energy and wasted energy Student activity Play

Uses of metals as thermal conductors Illustration Play

Where does heat come from? Student activity Play

Wind and wave energy Student activity Play