Curated OER
Electrical Current
Students describe an electrical current and the factors that determine the resistance of an object. For this electrical current lesson students discuss their knowledge of voltage, current and resistance.
Curated OER
Simple Circuits
Young scholars investigate how series and parallel circuits work. In this physics lesson, students build their own simple circuits and compare their characteristics. They explain the importance of circuit breakers in household circuits.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Ohm's Law
An interactive simulation that teaches about Ohm's Law, circuits, and current by observing how adjusting the voltage and resistance changes current according to Ohm's Law. This simulation can either be downloaded or played online and...
PBS
Pbs Learning Media: Ohm's Law
In this interactive simulation of Ohm's law, adapted from the University of Colorado's Physics Education Technology project, students will adjust the voltage and resistance in a circuit, and observe how this affects the flow of current....
TeachEngineering
Teach Engineering: Ohm's Law I
Students will work to increase the intensity of a light bulb by testing batteries in series and parallel circuits. It analyzes Ohm's Law, power, parallel and series circuits, and ways to measure voltage and current.
University of St. Andrews (UK)
University of St. Andrews: Georg Simon Ohm
More than a dry series of facts about Ohm's life, this page from the University of St. Andrews provides interesting anecdotal accounts which reveal the personality behind the man. Thorough, interesting and an abundance of facts. A great...
University of Guelph
University of Guelph: Physics Tutorials: Ohm's Law
Explains Ohm's Law and some facts related to it.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Ohm's Law
Manipulate the voltage and resistance for a simple circuit to see how these affect the amount of current. The symbols in the Ohm's Law equation grow bigger and smaller to emphasize the changes.
Physics Classroom
The Physics Classroom: Current Electricity: Electrical Resistance: Ohm's Law
There are certain formulas in physics that are so powerful and so pervasive that they reach the state of popular knowledge. The predominant equation which pervades the study of electric circuits is often referred to as the Ohm's law...
Wikimedia
Wikipedia: Ohm's Law
Wikipedia provides information on Ohm's Law, stating that the voltage drop is proportional to the current running through it.
Khan Academy
Khan Academy: Electric Potential Difference and Ohm's Law Review
Review the key terms, equations, and skills related to Ohm's law, including how electric potential difference, current, and resistance are related.
Texas Instruments
Texas Instruments: Discovering Ohm's Law
In this activity, students use voltage and current probes to investigate Ohm's Law. The students collect data and use their graphing calculators to perform data analysis and "discover" Ohm's Law.
CK-12 Foundation
Ck 12: Ohm's Law
[Free Registration/Login may be required to access all resource tools.] For this lesson, students learn about the invention of the battery and how a battery works, and about resistance in an electrical circuit. As well, Ohm's Law is used...
Concord Consortium
Concord Consortium: Finding Resistance With Ohm's Law
Find out how to determine resistance using Ohm's Law.
Georgia State University
Georgia State University: Hyper Physics: Ohm's Law and Current Law
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...
Science Education Resource Center at Carleton College
Serc: Do All Types of Lights Follow Ohm's Law?
In this physics lab students investigate whether Ohm's Law applies to common electric devices. Students submit their findings in a written report or class discussion.
TeachEngineering
Teach Engineering: Ohm's Law 2
This extension to the Ohm's Law I activity, students will observe just how much time it takes to use up the "juice" in a battery, and if it is better to use batteries in series or parallel.
Concord Consortium
Concord Consortium: Finding Voltage With Ohm's Law
Use this tutorial to find the voltage in an electrical current with Ohm's Law.
Concord Consortium
Concord Consortium: Finding Current With Ohm's Law
Learn how to measure the electrical current using Ohm's Law.
TeachEngineering
Teach Engineering: Introduction to Circuits and Ohm's Law
Students will explore the basics of dc circuits analyzing the light from light bulbs when connected in series and parallel circuits. Ohm's Law and the equation for power dissipated by a circuit will be the primary equations used. Using...
National High Magnetic Field Laboratory
Magnet Academy: Georg Ohm
Georg Simon Ohm had humble roots and struggled financially throughout most of his life, but the German physicist is well known today for his formulation of a law, termed Ohm's law, describing the mathematical relationship between...
CK-12 Foundation
Ck 12: Physical Science: Ohm's Law
[Free Registration/Login may be required to access all resource tools.] Ohm's law and how to use it to calculate current.
Science4Fun
Science4 Fun: Ohm's Law
Brief explanation of Ohm's Law which provides the relationship between current, voltage, and resistance.
Mocomi & Anibrain Digital Technologies
Mocomi: What Is Ohm's Law?
Explains Ohm's Law which is the mathematical relationship between electric current, resistance, and voltage.
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