CK-12 Foundation
Ck 12: Photoelectric Effect
[Free Registration/Login may be required to access all resource tools.] Students will understand the photoelectric effect and that light has both particle and wave properties. Includes a simulation for exploring the photoelectric effect.
American Museum of Natural History
American Museum of Natural History: O Logy: Light, Matter, Energy: Light the Way
What is electromagnetic radiation and how does it work? Review a captioned graphic that explains electromagnetic radiation and the visible and invisible types of radiation on the electromagnetic spectrum.
Oklahoma Mesonet
Oklahoma Climatological Survey: Overview of Radiation
This site details what radiation is, the physics of radiation, and radiative transfer as it occurs in nature. Content explores the electromagnetic spectrum, electromagnetic waves, properties of radiation, and solar radiation.
National High Magnetic Field Laboratory
Magnet Academy: Timeline of Electricity and Magnetism: 1900 1909
Albert Einstein publishes his special theory of relativity and his theory on the quantum nature of light, which he identified as both a particle and a wave. With ever new appliances, electricity begins to transform everyday life.
PBS
Pbs Learning Media: Einstein: How Smart Was He?
This essay from the NOVA Web site explores the impact Einstein made on physics and most everything we know about the cosmos.
Florida State University
Florida State University: Molecular Expressions: Electromagnetic Radiation
This Florida State University page introduces light as an electromagnetic wave and discusses the frequency and wavelength range of the various regions of the electromagnetic spectrum. Includes links to some interactive Java applets.
Sophia Learning
Sophia: Radiation and Energy
A brief introduction to the nature of the sun's electromagnetic radiation. [25 secs]
Museum of Science
The Atoms Family
Let this classic family of monsters guide you as you learn about energy. Interactive exercises, experiments, and demonstrations help to build knowledge and raise questions.