Development of atomic theory. Radioactivity Class activity Play

Development of atomic theory. Radioactivity Whiteboard presentation Play

Discovery of elementary particles Student activity Play

Early atomic theories Class activity Play

Early atomic theories Whiteboard presentation Play

Early models of an atom Animation Play

Electron energy levels in an atom Class activity Play

Electron energy levels in an atom Whiteboard presentation Play

Models of the atom Student activity Play

Modern atomic model Student activity Play

Plum Pudding Model Animation Play

Plum-pudding model of atom Animation Play

Rutherford's experiment Animation Play

The discovery of the electron and Thomson's model of the atom Student activity Play

The Plum Pudding Model Whiteboard exercise Play

The Plum Pudding Model Student activity Play

The Thomson model of atom Animation Play

The Thomson model of atom Whiteboard exercise Play

The Thomson model vs. Rutherford's experiment Student activity Play

The Thomson model vs. Rutherford’s experiment Whiteboard exercise Play

Thomson's experiment Animation Play