National High Magnetic Field Laboratory
Magnet Academy: Heinrich Friedrich Emil Lenz
At the turn of the 19th century, scientists were beginning to gain a rudimentary understanding of electricity and magnetism, but they knew almost nothing about the relationship between the two. Baltic German physicist Heinrich Lenz took...
National High Magnetic Field Laboratory
Magnet Academy: Lodestone 600 Bc
The history of electricity and magnetism starts with this special mineral possessing amazing, and still mysterious, properties.
National High Magnetic Field Laboratory
Magnet Academy: Andre Marie Ampere
Although he was not the first person to observe a connection between electricity and magnetism, Andre-Marie Ampere was the first scientist to attempt to theoretically explain and mathematically describe the phenomenon. His contributions...
Physics Aviary
Physics Aviary: Practice Problems: Mass and Speed of a Particle
Determine the mass and speed of a particle being fired through variable magnetic and electric fields. This problem is done after students determine the charge of an electron using the Millikan Oil Drop Experiment.
Vision Learning
Visionlearning: Physics: Light Ii: Electromagnetism
Instructional module focusing on light and electromagnetism. Discussion includes historical discoveries that led to the understanding of the electromagnetic spectrum. Site also includes an interactive practice quiz and links relating to...
TeachEngineering
Teach Engineering: Both Fields at Once?!
This instructional activity discusses the result of a charge being subject to both electric and magnetic fields at the same time. It covers the Hall effect, velocity selector, and the charge to mass ratio. Given several sample problems,...
National High Magnetic Field Laboratory
Magnet Academy: Roland Eotvos
Vasarosnamenyi Baro Eotvos Lorand, better known as Roland Eotvos or Lorand Eotvos throughout much of the world, was a Hungarian physicist who is most recognized for his extensive experimental work involving gravity, but who also made...
Utah State Office of Education
Utah Science: The Mysterious Force
There is a secret mysterious force in your home right this very moment! Try these activities to first identify that force and then extend your knowledge of the force by investigating the other activities provided.
BBC
Bbc: Gcse Bitesize: Physics (Combined Science)
This site provides a list of the topics and links to the Physics (Combined Science)courses offered in GCSE Bitesize and a list of contents of each. The topics include the following: Energy, Electricity, Matter, Radioactivity, Forces,...
Concord Consortium
Concord Consortium: Stem Resources: How Electrons Move
A collection of interactive activities and games to explore how electric fields and magnetic fields move electrons and charged particles in directions that can be planned. Understand that knowing how to control the movement of electrons...
Oswego City School District
Regents Exam Prep Center: Physics
A good resource offering lessons, animations, slide shows, example exams, and facts covering basic physics topics: mechanics, electricity & magnetism, energy, waves, and modern physics.
Sophia Learning
Sophia: Electric Circuits: Lesson 3
This lesson will explain how to calculate voltage, current, and resistance in simple electric circuits. It is 3 of 4 in the series titled "Electric Circuits."
South Carolina Educational Television
Know It All: Understanding Electricity | Nasa Online
If you want to understand electricity, you first need to know a little about matter, atoms and electrons.
PBS
Pbs: Who Made America?: Innovators: Samuel Insull
This British-born businessman made cheap public utilities a reality for Americans, bringing them electricity and an improved quality of life.
Science Buddies
Science Buddies: Rock On! Recording Digital Data With Magnets
This is a straightforward project that shows you how data can be digitized and stored on magnetic recording media. You'll learn how alpha-numeric characters are digitized, and you'll use bar magnets to represent the individual data...
Creative Science Centre
Creative Science Centre: Notes on Coil Magnet Orientation and Rotation
An electrical generator is in essence a very simple device - magnets rotating within a coil of wire. To get a generator to work properly, one needs to make sure the coil and magnet orientation and rotation are correctly aligned. These...
Science Buddies
Science Buddies: Spin Right 'Round With This Simple Electric Motor
If you put on clothes that were washed in a washing machine, rode in a car, ate food from a fridge, warmed up lunch in a microwave, or played a video game, you used an electric motor. Try this science fair project and you'll learn how to...
Science Buddies
Science Buddies: Walking Coins on a (Vertical!) 'High Wire'
Here is a project that is almost like a magic trick: with a strong magnet and a simple apparatus you can build yourself, you can make a coin "walk" up and down a wire coat hanger. This project is an interesting way to learn about the...
Museum of Science
Museum of Science and Industry: Online Science: Build an Electric Motor
Step-by-step illustrated instructions show how to build a simple electric motor using everyday materials to make a wire coil spin. An explanation of the science involved is given at the end, as well as tips on troubleshooting any...
Science Buddies
Science Buddies: Solar Cell Power Output vs. Temperature
Solar cells provide a clean way of making electricity directly from sunlight. In this project you will build a simple circuit and experimental setup to investigate whether the power output of a solar cell changes with ambient temperature.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Band Structure
Explore the origin of energy bands in crystals of atoms. The structure of these bands determines how materials conduct electricity. Java required.
DOGO Media
Dogo News: Plant Powered Lamps Bring Light to Village in Peru
Read about the amazing development of plant-powered lamps that are bringing electricity to a village in remote Peru. Includes video.
Florida State University
Florida State University: Molecular Expressions: Magnetic Fields and Compass Orientation
Simulate the creation of an induced magnetic field through the use of a simple electric circuit. An interactive demonstration is included.
National High Magnetic Field Laboratory
Magnet Academy: Transmission Lines
Electricity goes through some ups and downs on its way from the power plant to your house. See how it works in this interactive activity.