Crescent Public Schools
The Internet Science Room: The Periodic Table and Atomic Theory of Matter
A chemistry tutorial highlighting historical development of the atomic theory of matter and the periodic table of elements.
Khan Academy
Khan Academy: Dalton's Atomic Theory
Resource investigates the beliefs of Dalton's atomic theory which consists of four parts. Which points do we still use today, and what have we learned since Dalton?
Other
Iun: Modern Atomic Theory
This is an excellent site with information on the discovery of the atom and the different models. Includes a sample question and answer using Planck's constant.
American Association for the Advancement of Science
Fermilab Physicists Find New Matter Antimatter Asymmetry
This complicated yet interesting article describing the discovery of asymmetry between the behavior of matter and antimatter.
Chem Tutor
Chem Tutor: States of Matter
A very descriptive site that allows students to understand the different states of matter at the atomic level. Also discusses the process of phase changes and displays phase change graphs. Thermochemistry is also touched upon for high...
Exploratorium
Exploratorium: Cern: Antimatter
A wonderfully written non-technical introduction to antimatter, as well as a brief discussion of the investigation into the asymmetry between the quantities of matter and antimatter observed in our universe.
Lawrence Berkeley National Laboratory
Berkeley Lab: The Atom
Presented is an overview of atomic theory concentrating on the experiments of Ernest Rutherford.