Other
Spark Fun: Voltage, Current, Resistance, and Ohm's Law
Whether you are looking for an introduction to resistors, volt, and current, or just looking for a reference, this article provides great information for all ability levels. Great videos, diagrams, images, and links to more information...
Ducksters
Ducksters: Physics for Kids: Ohm's Law
Kids learn about Ohm's law in the science of electricity and physics including current, resistance, voltage, example problems, and V=IR.
ClassFlow
Class Flow: Ohm's Law
[Free Registration/Login Required] A basic interactive lesson on Ohm's Law, I use this in my 9-12 CATE Electricity class.
Physics Aviary
Physics Aviary: Ohm's Law
This lab is designed to have students investigate the relationships between voltage, resistance and current in a circuit with only one passive component. This version of the lab requires students to read analog meters to get the voltage...
Famous Scientists
Famous Scientists: Georg Ohm
Find out about the German physicist and mathematician whose work in the field of electrical current shaped the study of electricity.
Other
Need: Measuring Electricity [Pdf]
This site details many of the ways in which to measure electricity. Among the topics covered by this page is resistance and voltage as well as electrical energy and Ohm's Law.
TeachEngineering
Teach Engineering: Circuits
Students are introduced to several key concepts of electronic circuits. They learn about some of the physics behind circuits, the key components in a circuit and their pervasiveness in our homes and everyday lives. Students learn about...
University of Guelph
Magnet Lab: Dc Circuits
This site describes and demonstrates a number of important concepts related to direct current circuits. Information on many of the featured topics, such as the use of Ohm's law and Kirchhoff's laws. Examples of featured topics include...
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Ohm's Law
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.
TeachEngineering
Teach Engineering: Can You Resist This?
This lab demonstrates Ohm's law as students set up simple circuits each composed of a battery, lamp and resistor. Students calculate the current flowing through the circuits they create by solving linear equations. After solving for the...
TeachEngineering
Teach Engineering: Maximum Power Point
Students learn how to find the maximum power point (MPP) of a photovoltaic (PV) panel in order to optimize its efficiency at creating solar power. They also learn about real-world applications and technologies that use this technique, as...
TeachEngineering
Teach Engineering: From Sunlight to Electric Current
The lesson will first explore the concept of current in electrical circuits. Current will be defined as the flow of electrons. Photovoltaic (PV) cell properties will then be introduced. This will lead to the principle of "Conservation of...
TeachEngineering
Teach Engineering: Applications of Linear Functions
This lesson culminates the unit with the Go Public phase of the legacy cycle. In the associated activities, young scholars use linear models to depict Hooke's law as well as Ohm's law. To conclude the lesson, students apply they've...
Concord Consortium
Concord Consortium: Stem Resources: Electric Current
In this interactive, students can explore how current, voltage, and resistance are related in a model showing the flow of electrons in an electric circuit. They will learn about Ohm's law and how other forms of energy can be made from...
Physics Aviary
Physics Aviary: Practice Problems: Resistance of Wire Problem
Determine the resistance of a wire based on its composition and its physical dimensions. Then give the area of the wire in square meters and the resistance of the wire in Ohms.
Massachusetts Institute of Technology
Mit: Open Course Ware: Current, Resistance, and Power
Learners investigate current, resistance, and power. Some topics explored in the activities are Ohm's law, electrical power, and solving circuits. The resource consists of video clips, lecture notes, online textbook chapters, exam...
Other
Easyphysics: Chapter 13 Current Electricity
Learners investigate current electricity. Some topics examined are voltage law, Ohm?s law, and electric resistance. The resource includes example problems with solutions and a chapter quiz.
TeachEngineering
Teach Engineering: Many Paths
Learners explore the composition and practical application of parallel circuitry, compared to series circuitry. Students design and build parallel circuits and investigate their characteristics, and apply Ohm's law.
Physics4kids
Physics4 Kids: Electricity and Magnetism: Resistance
Explains electrical resistance and how it is measured using the formula for Ohm's Law.
Concord Consortium
Concord Consortium: Calculating Voltage in Series Circuits
See how Ohm's Law can tell us that the voltage across resistors will depend on that current value I and each R-value.
Concord Consortium
Concord Consortium: Calculating Current in Series Parallel Circuits
Use resistance formulas to determine the total resistances of the series and parallel parts. Then, use Ohm's Law to calculate the voltage drops across and currents through each part.
Concord Consortium
Concord Consortium: Calculating Voltage in Series Parallel Circuits
Use the series and parallel resistance formulas to determine the total resistances of the parts. Then, use Ohm's Law to calculate the voltage drops across each part.
Concord Consortium
Concord Consortium: Calculating Current in Parallel Circuits
Use Ohm's Law to calculate the current in parallel circuits.
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