National High Magnetic Field Laboratory
Magnet Academy: Zeeman Effect 1896
Most of us have seen the rainbow-hued breakdown of the composition of light. Light is of course a form of energy. A magnetic field changes the behavior of light- a phenomenon known as the Zeeman effect.
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.
TeachEngineering
Teach Engineering: The Visual Spectrum
In this activity, students make simple spectroscopes (prisms) to look at different light sources. The spectroscopes allow students to see differing spectral distributions of different light sources.
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...
Read Works
Read Works: Electromagnetic Radiation
[Free Registration/Login Required] An informational text about electromagnetic radiation and the effects it creates. A question sheet is available to help students build skills in reading comprehension.
Libre Text
Libre Texts: Physics: Electromagnetic Waves
Utilize this wiki-type page created by students and faculty members to gain a higher understanding of the electromagnetic waves. Study the equations to comprehend how different variables can affect characteristics of wavelengths.
CK-12 Foundation
Ck 12: Physical Science: Wave Particle Theory
[Free Registration/Login may be required to access all resource tools.] The wave-particle theory and what a photon is, and evidence that electromagnetic radiation is both a particle and a wave.
CK-12 Foundation
Ck 12: Physical Science: Gamma Rays
[Free Registration/Login may be required to access all resource tools.] Explores what gamma rays are and their sources, and the dangers and uses of gamma rays.
CK-12 Foundation
Ck 12: Physical Science: Gamma Decay
[Free Registration/Login may be required to access all resource tools.] Explains how and why gamma decay occurs, what gamma rays are, and why gamma radiation is the most harmful.
Sophia Learning
Sophia: Radiation and Energy
A brief introduction to the nature of the sun's electromagnetic radiation. [25 secs]
Physics Classroom
The Physics Classroom: The Electromagnetic and Visible Spectra
A tutorial on the electromagnetic and visible spectra. Discusses dispersion and how perceptions of white and black are related to the visible light spectrum.
Physics Classroom
The Physics Classroom: Propagation of Electromagnetic Waves
An explanation of and animation depicting the propagation of an electromagnetic wave through a material medium.
Florida State University
Florida State University: Basic Electromagnetic Wave Properties
This Florida State University page includes an interactive java tutorial that explores the relationship between frequency, wavelength, and energy, and enables the visitor to adjust the intensity of the radiation and to set the wave into...
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.
Science Struck
Science Struck: Electromagnetic Waves: Origin and Theory
Discusses the history of the discovery and study of electromagnetism, the scientists who worked on it, the basic principle, how wavelength and frequency are related, and types of electromagnetic waves.
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.
Science Struck
Science Struck: How Does Light Travel Through Space and Other Media?
A detailed discussion of the nature of light, how it can travel through a vacuum, and how the speed of light is affected when light travels through a medium.
Discovery Education
Discovery Education: The Em Spectrum: Waves of Energy
Students are introduced to the electromagnetic spectrum through this group research activity. Each group investigates a different wavelength range within the em spectrum and reports back to class. Discussion ideas also included.
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.
CK-12 Foundation
Ck 12: Earth Science: Electromagnetic Energy in the Atmosphere
[Free Registration/Login may be required to access all resource tools.] Overview of electromagnetic radiation.
CK-12 Foundation
Ck 12: Physical Science: Properties of Electromagnetic Waves
[Free Registration/Login may be required to access all resource tools.] The speed of electromagnetic waves, their wavelengths and frequencies and how to calculate wavelength or wave frequency.
CK-12 Foundation
Ck 12: Physical Science: Electromagnetic Waves
[Free Registration/Login may be required to access all resource tools.] Provides the definition of an electromagnetic wave, electromagnetic radiation, and electric and magnetic fields. Also discusses how electromagnetic waves begin,...
CK-12 Foundation
Ck 12: Electromagnetic Spectrum
[Free Registration/Login may be required to access all resource tools.] Students learn what an electromagnetic wave is, gain a feel for the main parts of the spectrum, and work on problems involving basic properties of electromagnetic...