Annenberg Foundation
Annenberg Learner: Models of the Atom
Animation looking at various models of the atom that have been proposed by J.J. Thomson, Ernest Rutherford, and Niels Bohr, with a brief look at the Quantum Mechanical Model. [2:23]
Other
The Science Classroom: History of the Atom (Atomic Theory)
Looks at the history of models of the atom beginning with Democritus and ending with contemporary understanding of the atom. Covers all major models. [9:02]
Socratica Foundation
Socratica: History of the Atom (Dalton, Thomson, Rutherford, and Bohr Models)
Discusses the history of the atom in chronological order, covering the models postulated by John Dalton, J.J. Thomson, Earnest Rutherford, and Niels Bohr. Illustrations are presented for each model. [6:32]