University of Colorado
University of Colorado: Physics 2000: Electromagnetic Waves
Using a student-teacher dialogue format, this page discusses the nature of light as an electromagnetic wave and the electromagnetic spectrum.
University of Colorado
University of Colorado: Physics 2000: Electromagnetic Waves
An excellent site with several pages describing what electromagnetic radiation is.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Radiowaves and Electromagnetic Fields
Broadcast radio waves from KPhET. Wiggle the transmitter electron manually or have it oscillate automatically. Display the field as a curve or vectors. The strip chart shows the electron positions at the transmitter and at the receiver.
PBS
Pbs Learning Media: Light Waves: Interactive Lesson
Light is all around you, with wavelengths bigger than mountains and smaller than atoms. Learn about light waves, and the ways in which light interacts with matter, with this lesson plan.
Massachusetts Institute of Technology
Mit: Open Course Ware: Supplemental Resources: Electromagnetic Fields and Energy
College-level textbook highlighting electromagnetism concepts. Many of the topics are explained in video demonstrations.
My Science Site
Electromagnetic Spectrum: Colour and Waves
This resource provides information on the different wavelengths that make up the electromagnetic spectrum. Also contains information on waves and color.
University Corporation for Atmospheric Research
Ucar: Waves of Energy More or Less
Students create and observe wavelengths at both high and low energy levels using safety glasses, rope, and a power drill
Geography 4 kids
Geography4 kids.com: Electromagnetic Radiation
Electromagnetic radiation waves are found all around us. Young researchers will discover more about these energy waves with these highlights.
PBS
Pbs: Cet: A Science Odyssey: Radio Transmission
In this illustrated tutorial, find out how radio signals get transmitted from an antennae to the air.
Other
Institute of Physics: Practical Physics
Access hundreds of teacher-tested, practical physics lessons on this well-organized, illustrated site. Find just the right demonstration, attention-grabber, or lab for any physics teaching objective at your fingertips.
Exploratorium
Exploratorium: Bubbularium
What colors do you see in a bubble? Why do you see colors in a bubble? Use this site to find out the answer to these questions with this easy experiment.
CK-12 Foundation
Ck 12: Interactive Physics for High School
This digital textbook covers core physics concepts and includes interactive features, real world examples, videos, and study guides.