Amines and amides: reactions and preparation Class activity Play

Amines and amides: reactions and preparation Whiteboard presentation Play

Anabolic and catabolic reactions Slideshow Play

Anabolic reactions Animation Play

Anaerobic respiration Student activity Play

Anaerobic respiration Slideshow Play

Analysis of the energy profile for chemical reactions Whiteboard exercise Play

Application of inhibitors Animation Play

Application of radioactive isotopes Student activity Play

Applications of neutralisation reactions Animation Play

Aquatic plants Student activity Play

Arrangement of chemical elements in the periodic table Student activity Play

Arterioles and capillaries Student activity Play

Assimilation of food Student activity Play

Atmospheric carbon dioxide Student activity Play

Atmospheric carbon dioxide Animation Play

Atomic bomb Animation Play

Atomic bomb Student activity Play

Atoms Student activity Play

Atoms Animation Play

Atoms, nucleons and electrons Student activity Play

Atoms, nucleons and electrons Whiteboard exercise Play

ATP – the main source of energy in a cell Animation Play

Autotrophism in plants Student activity Play

Avalanche of fission reactions Student activity Play