Formation of stalagmites and stalactites Animation Play

Formation of the atmosphere Animation Play

Formation of the atmosphere Student activity Play

Formulae of compounds Whiteboard exercise Play

Formulae of compounds Student activity Play

Formulating a chemical equation Whiteboard exercise Play

Formulating a chemical equation (1) Student activity Play

Formulating a chemical equation (2) Student activity Play

Fossil fuels are energy resources Student activity Play

Fractional distillation Student activity Play

Free energy change Student activity Play

Free energy change and dynamic equilibrium Student activity Play

Free energy change and the solubility of ionic compounds Chart Play

Free energy change and the solubility of ionic compounds Student activity Play

Freezing Animation Play

Frequency polygon Student activity Play

Frequency polygon – influence of soil irrigation on the yield Animation Play

Fresh water Slideshow Play

Fuel cells Illustration Play

Gas pressure Student activity Play

Gases and acids Illustration Play

Gases in sea water Animation Play

Gels Student activity Play

Geotropism Animation Play

Geotropism – a movement of plant organs brought about by gravity Student activity Play