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.
National High Magnetic Field Laboratory
Magnet Academy: Wilhelm Weber
Find out more about German physicist Wilhelm Weber, who developed and enhanced a variety of devices for sensitively detecting and measuring magnetic fields and electrical currents.
Exploratorium
Exploratorium: Science Snacks: Magnetic Suction
An experiment to find out how an old-style doorbell works.
Other
Magnet Man: Cool Experiments With Magnets
Here is a lengthy listing of activities and resources pertaining to magnets and magnetism. Experiments which can be performed with many different types of magnets are described; detailed directions and photos are provided.
Florida State University
Florida State University: Magnet Lab: Discovery of Electromagnetism
Two scientists share the credit for discovering, and then interpreting, the phenomenon of electromagnetism.
Other
Quackwatch: Power Lines and Cancer Nothing to Fear
This site explores the history of power lines and cancer associations, as well as dispelling the myth. The science is explored by citing known facts, studies and experts in the field.
TeachEngineering
Teach Engineering: Drawing Magnetic Fields
Students use a compass and a permanent magnet to trace the magnetic field lines produced by the magnet. By positioning the compass in enough spots around the magnet, the overall magnet field will be evident from the collection of arrows...
TeachEngineering
Teach Engineering: May the Magnetic Force Be With You
This lesson begins with a demonstration of the deflection of an electron beam. Learners then review their knowledge of the cross product and the right hand rule with sample problems. After which, students study the magnetic force on a...
US Energy Information Administration
U.s. Eia Energy Kids: Timelines: Electricity
Timeline of key discoveries and uses of electricity.
Mocomi & Anibrain Digital Technologies
Mocomi: What Is Magnetic Field?
Magnets can be used as toys, tools, and more. Identify how magnets work, what a magnetic field is, as well as what a magnetic force is.
Other
Science Toys: Magnetism
This site describes how to make several toys with magnets. It also gives an explanation of how they work and where to get the right kind of magnets.