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.
TeachEngineering
Teach Engineering: Visible Light and the Electromagnetic Spectrum
In this instructional activity, the electromagnetic spectrum is explained and students learn that visible light makes up only a portion of this wide spectrum. Students also learn that engineers use electromagnetic waves for many...
University Corporation for Atmospheric Research
Ucar: Waves of Energy More or Less
Young scholars create and observe wavelengths at both high and low energy levels using safety glasses, rope, and a power drill
Science Struck
Science Struck: Electromagnetic Energy and Why It Is Important
Explains what electromagnetic energy is, the history of its discovery, some terms used when talking about it, and gives some facts about it.
University of Colorado
University of Colorado: Physics 2000: Cat Scans: Projecting Shadows
This page and the three pages which follow discuss how X-ray technology can be used to produce an image of the human body. Discussion is understandable and highly intriguing. Several interactive animations allow the visitor to explore...
TeachEngineering
Teach Engineering: Waves: The Three Color Mystery
Students are presented with a challenge question concerning color blindness and asked to use engineering principles to design devices to help people who are color blind. Using the legacy cycle as a model, this unit is comprised of five...
NOAA
Noaa: Space Environment Topics: Radio Wave Propagation [Pdf]
NOAA has produced a series of topic papers for use by teachers and students. This paper is on the increase of radio wave activity and the effects solar emissions have on it. PDF format.
ClassFlow
Class Flow: The Electromagnetic Spectrum
[Free Registration/Login Required] Students will learn the different components of the Electromagnetic Spectrum. They will learn why these different waves are useful in our every day life. They will also learn the difference between a...
NASA
Electromagnetic Spectrum: Ultraviolet Waves
Ultraviolet (UV) light has shorter wavelengths than visible light. Though these waves are invisible to the human eye, some insects can see them. The specific wavelength values are given. Uses and applications of these waves are explained.
Physics Classroom
The Physics Classroom: Light Waves/color: Electromagnetic and Visible Spectra
This illustrated physics tutorial explains the electromagnetic and visible spectra of light using illustrated examples and interactive practice problems.
University of Colorado
University of Colorado: Physics 2000: Speed of Light
Using an interesting and intriguing format, this page discusses the question of "How does one measure the speed of light." Explanation focuses on Galileo's and Roemer's efforts to obtain a reasonable value. Also discusses Heinrich...
NASA
Nasa: Electromagnetic Spectrum: Radio Waves
Radio waves have the longest wavelengths in the electromagnetic spectrum. This NASA article discusses AM, FM, TV, cell phone, as well as radio astronomy, which all use this technology.
Space Telescope Science Institute
Amazing Space: Star Light Star Bright: Electromagnetic Radiation
Use this tool to learn facts about the range of the electromagnetic spectrum, from radio waves to gamma rays.
Sophia Learning
Sophia: Electromagnetic Spectrum: Lesson 2
This lesson will introduce the electromagnetic spectrum and the properties and uses of the waves it contains. It is 2 of 4 in the series titled "Electromagnetic Spectrum."
Sophia Learning
Sophia: Electromagnetic Spectrum: Lesson 3
This lesson will introduce the electromagnetic spectrum and the properties and uses of the waves it contains. It is 3 of 4 in the series titled "Electromagnetic Spectrum."
Sophia Learning
Sophia: Electromagnetic Spectrum: Lesson 4
This lesson will introduce the electromagnetic spectrum and the properties and uses of the waves it contains. It is 4 of 4 in the series titled "Electromagnetic Spectrum."
Sophia Learning
Sophia: Electromagnetic Spectrum: Lesson 1
This lesson will introduce the electromagnetic spectrum and the properties and uses of the waves it contains. It is 1 of 4 in the series titled "Electromagnetic Spectrum."
TeachEngineering
Teach Engineering: The Three Color Mystery
Learners are introduced to an engineering challenge in which they are given a job assignment to separate three types of apples. However, they are unable to see the color differences between the apples, and as a result, they must think as...
TeachEngineering
Teach Engineering: Waves Go Public!
Students apply everything they have learned over the course of the associated lessons about waves, light properties, the electromagnetic spectrum, and the structure of the eye, by designing devices that can aid color blind people in...
Alabama Learning Exchange
Alex: Transverse Waves
Middle schoolers will classify waves as mechanical or electromagnetic. Students will describe longitudinal and transverse waves. Middle schoolers will show a transverse wave using a slinky.This lesson plan was created as a result of the...
Alabama Learning Exchange
Alex: Understanding Solar Energy. Part 1
This lesson discusses how electromagnetic radiation transfer the sun's energy to earth. This lesson will also talk about the eight types of electromagnetic waves in the electromagnetic spectrum and how each type is used or found in our...
PBS
Pbs Teachers: Scientific American: Science in Paradise: Big Dish
Investigate the science of radio astronomy, and create a model of a curved reflecting dish that will work like the Arecibo detector to detect electromagnetic waves. Explore risk using a risk space grid.
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.
Physics Classroom
The Physics Classroom: Polarization
"How Do We Know Light Behaves as a Wave?" An answer is provided in this discussion of the polarization of light and the use of Polaroid filters in sunglasses. The four methods discussed on this page are: polarization by transmission,...