CK-12 Foundation
Ck 12: The Bohr Model of the Atom
[Free Registration/Login may be required to access all resource tools.] Students will learn about the history of atomic theory, and the development of the Bohr model of the atom. Includes a simulation for exploring the Bohr Model.
Frostburg State University
General Chemistry Online: Atoms & Ions
This site from the General Chemistry Online of the Frostburg State University provides a review of the history of atomic theory, the discovery of the electron, and the discovery of the nucleus. Details on weighing atoms, ion charges,...
Science Struck
Science Struck: Plum Pudding Model
Describes J.J. Thomson's theory of atomic structure, called the 'Plum Pudding Model,' and how it was disproved by Ernest Rutherford.
American Museum of Natural History
American Museum of Natural History: Time O Logy Card
Flip over this interactive OLogy card to find short overviews, fact-or-fiction questions, and similar bite-size bits of information about the nature of time, time travel, atomic clocks, and the general theory of relativity.
National High Magnetic Field Laboratory
Magnet Academy: Paul Dirac
Paul Adrien Maurice Dirac was an outstanding twentieth century theoretical physicist whose work was fundamental to the development of quantum mechanics and quantum electrodynamics. He was awarded the Nobel Prize for Physics jointly with...
ClassFlow
Class Flow: Atomic Model and Orbital Quiz
[Free Registration/Login Required] This flipchart contains a 20 point multiple choice quiz on atomic history and modeling.
PBS
Pbs: A Science Odyssey
Website for the PBS series "A Science Odyssey." Numerous opportunities to explore the people and discoveries of science.
Other
Cronodon: Atoms Models of the Atom
Presents models of the atom developed by Thomson, Rutherford, Bohr, and Schrodinger. Includes successes and failures of each, illustrations, and detailed descriptions. Also discusses Dirac's model of the atom and introduces quantum...
Stanford University
Stanford Encyclopedia of Philosophy: Democritus
A look at the life of Democritus of Abdera. He helped to develop a theory of atomism, explained in detail here. Other significant ideas he had included his theory of perception, a theory of the soul and its relationship to living things,...
National High Magnetic Field Laboratory
Magnet Academy: Enrico Fermi
Enrico Fermi was a titan of twentieth-century physics. He outlined the statistical laws that govern the behavior of particles that abide by the Pauli exclusion principle and developed a theoretical model of the atom in his mid-twenties....
National High Magnetic Field Laboratory
Magnet Academy: Edward Purcell
Edward Mills Purcell was an American physicist who received half of the 1952 Nobel Prize for Physics for his development of a new method of ascertaining the magnetic properties of atomic nuclei. Known as nuclear magnetic resonance...
BBC
Bbc Mundo: El Ano Magico De Einstein
A special feature on Einstein from the BBC, in Spanish. Follow Einstein's life, including his role in the development of the atomic bomb; learn about the impact and practical applications of his work; or watch a speech he gave in 1950...
University of Maryland
University of Maryland: Optics, Electromagnetic Waves
This site from the University of Maryland provides part of an anecdotal history of optics and the study of light. Extremely thorough treatment of how scientists came to believe in the wave nature of light, the idea of an electromagnetic...
Friesian School
Proceedings of the Friesian School/the Quantacized Atom
A very lengthy page from friesian.com discussing Bohr's theory of electronic energy levels and the explanation of commonly observed atomic emission line spectra. The concept of a photon and Einstein's observation of the photoelectric...
Wikimedia
Wikipedia: Mutual Assured Destruction
A complete description of the concept of Mutual Assured Destruction. Explains what the concept means, and how the concept was used during the Cold War and up to the George W. Bush Administration. Includes links to terms that may require...
Curated OER
Proceedings of the Friesian School/the Quantacized Atom
A very lengthy page from friesian.com discussing Bohr's theory of electronic energy levels and the explanation of commonly observed atomic emission line spectra. The concept of a photon and Einstein's observation of the photoelectric...
Curated OER
Proceedings of the Friesian School/the Quantacized Atom
A very lengthy page from friesian.com discussing Bohr's theory of electronic energy levels and the explanation of commonly observed atomic emission line spectra. The concept of a photon and Einstein's observation of the photoelectric...
Curated OER
Proceedings of the Friesian School/the Quantacized Atom
A very lengthy page from friesian.com discussing Bohr's theory of electronic energy levels and the explanation of commonly observed atomic emission line spectra. The concept of a photon and Einstein's observation of the photoelectric...
Curated OER
Proceedings of the Friesian School/the Quantacized Atom
A very lengthy page from friesian.com discussing Bohr's theory of electronic energy levels and the explanation of commonly observed atomic emission line spectra. The concept of a photon and Einstein's observation of the photoelectric...
Curated OER
Proceedings of the Friesian School/the Quantacized Atom
A very lengthy page from friesian.com discussing Bohr's theory of electronic energy levels and the explanation of commonly observed atomic emission line spectra. The concept of a photon and Einstein's observation of the photoelectric...
Curated OER
Proceedings of the Friesian School/the Quantacized Atom
A very lengthy page from friesian.com discussing Bohr's theory of electronic energy levels and the explanation of commonly observed atomic emission line spectra. The concept of a photon and Einstein's observation of the photoelectric...
Curated OER
Proceedings of the Friesian School/the Quantacized Atom
A very lengthy page from friesian.com discussing Bohr's theory of electronic energy levels and the explanation of commonly observed atomic emission line spectra. The concept of a photon and Einstein's observation of the photoelectric...
Curated OER
Proceedings of the Friesian School/the Quantacized Atom
A very lengthy page from friesian.com discussing Bohr's theory of electronic energy levels and the explanation of commonly observed atomic emission line spectra. The concept of a photon and Einstein's observation of the photoelectric...