Students are introduced to the idea of electrical energy. They learn about the relationships between charge, voltage, current and resistance. They discover that electrical energy is the form of energy that powers most of their household...

AC circuits with capacitors and inductors respond to the frequency, as well as the voltage. Find the frequency value that reduces the circuit power to half the maximum.

Explore circuits with resistors in parallel and answer questions regarding voltage drops across resistors and currents through them in such circuits.

This interactive simulation guides you through the wiring of the standard breadboard and presents you with questions regarding voltage drops and currents in series resistive circuits.

Answer questions regarding voltage drops across resistors and currents through them in such circuits. Practice calculating the effective resistances of a set of resistances in series and parallel.

[Free Registration/Login may be required to access all resource tools.] Explains what electric current and voltage are and why electric current occurs.

Some basic concepts to introduce the electrical engineering course. Become familiar with engineering numbers and notation, and learn about the two most important electrical quantities: current and voltage.

Electrostatics is the study of forces between charges, as described by Coulomb's Law. We develop the concept of an electric field surrounding charges. We work through examples of the electric field near a line, and near a plane, and...

At this site from Georgia State University Ohm's law is stated in words and using equations. A JavaScript form allows for multiple practice problems with instant feedback and reinforcement. Kirchoff's current law is stated and...

For the teacher planning a lesson 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.

This lesson will explain how to calculate voltage, current, and resistance in simple electric circuits. It is 2 of 4 in the series titled "Electric Circuits."

This lesson will explain how to calculate voltage, current, and resistance in simple electric circuits. It is 4 of 4 in the series titled "Electric Circuits."

Kids learn about electricity glossary and terms in the science of physics. Words and definitions you need to know such as current, voltage, resistance, and more.

Kids learn about Ohm's law in the science of electricity and physics including current, resistance, voltage, example problems, and V=IR.

[Free Registration/Login Required] Students can use this Flipchart to learn and apply Ohm's law to basic circuitry problems. Students are introduced to the relationship among voltage, current, and resistance, and then apply their newly...

Learn the voltage formula for determining a measure of current electricity in this illustrated presentation.

Brief explanation of Ohm's Law which provides the relationship between current, voltage, and resistance.

Explains Ohm's Law which is the mathematical relationship between electric current, resistance, and voltage.

Explore how a capacitor works! Change the size of the plates and add a dielectric to see how it affects capacitance. Change the voltage and see charges built up on the plates. Shows the electric field in the capacitor. Measure voltage...

This new version of the CCK adds capacitors, inductors and AC voltage sources to your toolbox! Now you can graph the current and voltage as a function of time. Java required.

Students learn about static electricity using terms such as friction, induction, and conduction. They also explain and illustrate the difference between alternating and direct current, and understand the relationship among voltage,...

In this interactive tutorial, students will analyze series circuits and parallel circuits along with complex circuits composed of elements in series and parallel. Learners will use schematics to help them understand these circuits....

Piezoelectric barbecue fire starters work by creating a spark that ignites the volatile lighter fluid, which then starts the charcoal burning. They are low current, high voltage devices. This project shows you a way to find out by with...

Apart from the piezo generator, all of these generators are based on the same simple design, where magnets are rotated near to coils of wire (Faraday Induction). There is no coil switching so these are AC generators. On magnet movement,...