Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Ohm's Law
For the teacher planning a instructional activity or for the student preparing for a project or presentation. This page describes a series of simple activities related to the voltage-current-resistance relationship.
Hunkins Experiments
Hunkin's Experiments: How to Make Oxygen From a Battery
Hunkin's Experiments is a group of simple cartoon illustrations of scientific principles. Some would work well in the classroom, but others have little value beyond entertaining students. All of the projects are easy to do. This one...
University of Guelph
University of Guelph: Physics Tutorials: Ohm's Law
Explains Ohm's Law and some facts related to it.
TeachEngineering
Teach Engineering: How Does a Robot Work?
This lesson introduces electricity, batteries and motors using a LEGO MINDSTORMS NXT robot. The associated activity guides learners to build a simple LEGO NXT set-up and see the practical implementation of the concepts discussed. Before...
Science Buddies
Science Buddies: Measuring Vibrational Frequency With Light
Strike a key on the piano, and you hear the string vibrating. Just about any object vibrates when it's knocked, but how much and how fast? This project helps you find out. You'll build a simple light-sensing circuit for measuring the...
TeachEngineering
Teach Engineering: Induced Emf in a Coil of Wire
Students use a simple set up consisting of a coil of wire and a magnet to visualize induced EMF. First, students move a coil of wire near a magnet and observe the voltage that results. They then experiment with moving the wire, magnet,...
Other
Internet Society: A Brief History of the Internet
A brief history of the internet, written by those who were involved in the development evolution of the Internet. This history revolves around four distinct aspects: the technological evolution, operations and management aspect of a...
Creative Science Centre
Creative Science Centre: Demonstrating the Amplifying Action of a Transistor
A simple demonstration is described which shows how a transistor works. By including the audience into the actual circuit and by lighting LED's it shows the potential of the simple transistor amplifier. The extension to two transistors -...
Creative Science Centre
Creative Science Centre: Mini Light Beam Receiver
A very simple device to convert light into sound can be made by wiring a solar cell directly to headphones (or an earpiece). The solar cell converts light into electricity and the headphones convert electricity into sound. The limitation...
Maryland Science Center
Maryland Science Center: Happy Birthday, Harry Potter! [Pdf]
Using your knowledge of electricity, learn how to make a 'magic' wand like Harry Potter's that will light up on your command.
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...
Project Britain
Primary Homework Help: Electricity Questions
Brush up on electricity facts before taking this interactive quiz. Students can get immediate feedback by checking the answers after each question.
Science Education Resource Center at Carleton College
Serc: Learning the Science Behind Electricity
Following a PowerPoint lecture, students will participate in a laboratory investigation where they dissect a disposable camera.
National High Magnetic Field Laboratory
Magnet Academy: Induced Current
A current can be induced in a conducting loop if it is exposed to a changing magnetic field. (Java tutorial)
Concord Consortium
Mobile Inquiry Technology: Moving Magnets
This investigation has students examining how electric and magnetic charges are related. They will look at how an electric current is affected by the proximity of a magnet.
CK-12 Foundation
Ck 12: Interactive Physics for High School
This digital textbook covers core physics concepts and includes interactive features, real world examples, videos, and study guides.
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