Khan Academy
Khan Academy: Diffraction and Constructive and Destructive Interference
Article goes into detail about what exactly is interference.
National High Magnetic Field Laboratory
Magnet Academy: Heinrich Hertz
The discovery of radio waves, which was widely seen as confirmation of James Clerk Maxwell's electromagnetic theory and paved the way for numerous advances in communication technology, was made by German physicist Heinrich Hertz. In the...
TeachEngineering
Teach Engineering: The Energy of Light
In this introduction to light energy, students learn about reflection and refraction as they learn that light travels in wave form. Through hands-on activities, they see how prisms, magnifying glasses and polarized lenses work. They also...
Space Telescope Science Institute
Amazing Space: Star Light Star Bright
Learn all about stars and the electromagnetic spectrum in this series of activities.
NASA
Nasa: Imagine the Universe: What's the Frequency, Roy G. Biv
In this very detailed lesson plan from NASA, students investigate wavelength and frequency within the electromagnetic spectrum.
Nobel Media AB
The Nobel Prize: Lord Rayleigh Biographical
At this site from the Nobel e-Museum, you can read about the scientific work of Lord Rayleigh (1842-1919 CE). This article includes information on his education and experiments with light and sound waves.
Wikimedia
Wikipedia: James Clerk Maxwell
Examine the life and contributions of James Clerk Maxwell. This site also provides links to explanations of many of Maxwell's contributions in the field of physics.
University of Colorado
University of Colorado: Physics 2000: X Rays
Here's a really simple demonstration of a fluoroscope. There are links to more information about the uses of X-rays as well.
ClassFlow
Class Flow: Visible Light and the Electromagnetic Spectrum
[Free Registration/Login Required] This flipchart introduces fifth grade students to the electromagnetic spectrum and focuses on the visible light spectrum, but all types of energy waves in the electromagnetic spectrum are touched on. It...
Nobel Media AB
The Nobel Prize: The Dual Nature of Light as Reflected in the Nobel Archives
This article discusses the historical figures who contributed to our understanding of the nature of light, x-rays, Quantum ElectroDynamic (QED) theory, and so on.
Nobel Media AB
The Nobel Prize: Wilhelm Conrad Rontgen Biographical
This biographical note on Wilhelm Conrad Rontgen describes his boyhood, upbringing, education, scientific work and accomplishments. Focuses on his studies of Xrays.
Georgia State University
Georgia State University: Hyper Physics: Color
This site from Georgia State University discusses the location of visible light on the electromagnetic spectrum. Includes the wavelength values for various colors of light within the visible light spectrum.
Sophia Learning
Sophia: Radiation and Energy
A brief introduction to the nature of the sun's electromagnetic radiation. [25 secs]
University of New South Wales (Australia)
University of New South Wales: School of Physics: Physclips:the Nature of Light
Physiclips thoroughly presents mechanics concepts about light with animations and film clips. Learn about light and color, wavelengths, speed of light, electromagnetic waves, Young's experiment, and photons.
Geography 4 kids
Geography4 kids.com: Waves and Particles
Understand how light moves in small particles in the electomagntic spectrum.
University Corporation for Atmospheric Research
Ucar: Atmospheric Processes Radiation
This site provides background information, images, and an activity to help students understand the concept of radiation. Includes both the student pages and a teachers guide with lesson plan.
Other
The James Clerk Maxwell Foundation
The home page of the The James Clerk Maxwell Foundation, a charitable foundation to commemorate the life and work of James Clerk Maxwell. View Maxwell's house and read about the personal life of this notable scientist.
University of St. Andrews (UK)
University of St. Andrews: James Clerk Maxwell
Research resources for James Maxwell (1831-1879), who did revolutionary work on electricity and magnetism and on the kinetic theory of gases.
University of St. Andrews (UK)
University of St. Andrews: A Visit to James Clerk Maxwell's House
From the MacTutor History of Mathematics website, this page allows students to see the Edinburgh home of the 19th century Scottish physicist James Clerk Maxwell.
Florida State University
Florida State University: Magnet Lab: Faraday Cage
A faraday cage is an important tool for some scientists at the MagLab. But they don't work with it: they work inside it.
Space Telescope Science Institute
Amazing Space: Star Light, Star Bright
This online exploration provides an opportunity to identify the different properties of waves and the relationship that exists between energy, wavelength, and frequency. Correlate images from the Hubble Telescope to the wavelength,...
NASA
Nasa's the Space Place: A Trip to the Land of the Magic Windows
Explore the electromagnetic spectrum and learn about each type of energy on the spectrum.
National High Magnetic Field Laboratory
Magnet Academy: Microwaves
What makes those kernels pop inside your microwave? A whole lot of water interacting with a whole lot of high-frequency electromagnetic waves. (Java tutorial)
York University
York University: Color and Color Vision
York University provides an index page to several other pages on the topic of color and color vision. The pages are part of an online "book." Many graphics and explanations.
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