Physics Aviary
Physics Aviary: Practice Problems: Mass Spectrometer Problem
Determine the mass of two different isotopes of an element based on their deflection by a magnetic field.
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,...
Smithsonian Institution
Lemelson Center: Spark!lab: Build a Speaker
Learn how to build your very own speaker with items usually found around the house. Follow step-by-step instructions and discover how to use your speaker to listen to the radio.
Florida State University
Florida State University: Lightning, a Natural Capacitor
Text and animated graphic show how lightning is an example of a natural capacitor.
Massachusetts Institute of Technology
Mit: Open Course Ware: Supplemental Resources: Electromechanical Dynamics
College-level textbook highlighting the interaction of electromagnetic fields with media in motion. Types of electromechanical interactions discussed include rotating machinery, plasma dynamics, the electromechanics of biological...
Energy for Sustainable Development
Esd Bulgaria: Kids & Energy: Energy Pioneers: Johannes Georg Bednorz
A profile of Johannes Georg Bednorz, who worked with Alexander Muller to make breakthroughs in the field of superconductivity.
Walter Fendt
Walter Fendt: Apps Zur Physik
This site, in German, offers numerous apps that illustrate common physics principles. Apps are organized into categories: mechanics, oscillations and waves, electrodynamics, optics, thermodynamics, the theory of relativity, physics of...
TeachEngineering
Teach Engineering: Building an Electromagnet
Student teams investigate the properties of electromagnets. They create their own small electromagnet and experiment with ways to change its strength to pick up more paper clips. Students learn about ways that engineers use...
Georgia State University
Georgia State University: Hyper Physics: Voltage
Electrical currents and voltage are defined and illustrated.
Khan Academy
Khan Academy: Light: Electromagnetic Waves, Electromagnetic Spectrum and Photons
This article discusses the properties of electromagnetic radiation and photons.
Aetna Intelihealth
Aetna: Inteli Health: Alternative Therapies for Osteoarthritis
Provides readers with a list of the most common complementary and alternative therapies for osteoarthritis. Explains each and discusses any research on the effectiveness.
Physics Central
American Physical Society: Physics Central: Discover Homepage
Link to nine major physics topics and dig deeper into the content. Find out about the work of scientists in each field and see example physical science experiments.
Wolfram Research
Wolfram Science World: Maxwell, James
This ScienceWorld site describes the Scottish mathematician and physicist James Maxwell (1831-1879) who published physical and mathematical theories of the electromagnetic field.
Science Education Resource Center at Carleton College
Serc: Geophysical Demos Properties and Processes of Earth's Interior
These demonstrations allow students to develop a conceptual understanding of geophysical principles. Each demonstration provides background information and a complete explanation of how to use and discuss the demo in class.
TeachEngineering
Teach Engineering: Find Your Own Direction
In this activity, students create their own simple compass using thread, needle and water in a bowl - and learn how it works.
CK-12 Foundation
Ck 12: Chemistry: Electrons
[Free Registration/Login may be required to access all resource tools.] Explains the determination of properties of the electron.
Nine Planets
The Nine Planets: Uranus
An excellent report on the planet Uranus. The site includes detailed information about the planet as well as links to information about Uranus moons, unmanned probes sent to explore Uranus, and an extensive set of images of the planet.
NASA
Nasa: Imagine the Universe: Pulsars
Resource explores what a pulsar is, as well as what is currently known about this phenomenon. Content includes a focus on x-ray observations of pulsars, and gamma-ray pulsars.
Other
Spacetech's Orrery: Earth Our Home Planet
This site provides a very interesting overview of our home planet, Earth. Content includes a focus on the atmosphere, the pull of gravity, and the active surface.
Learn Engineering
Learn Engineering: How Does an Induction Motor Work?
An article and video about the most commonly used electrical machine called an induction motor. Learn about the parts of the motors that allow the motor to function. [4:43]
Curated OER
Solar Flare
We rely on the sun to sustain life, but there are many things about the sun that the human eye is unable to detect. This media rich site offers a spectacular look at coronal mass ejections, magnetic loops, and solar flares. Interactive...
Australian Broadcasting Corporation
Australian Broadcasting Corporation: News in Science: Bats Use Compass for Long Trips
From ABC News in Science, this article discusses research connected to the tracking of several big brown bats as they headed back to their homes. The experiment utilized several magnetic fields in attempts to disrupt the paths taken by...