Physics Classroom
Resistance Ranking Tasks
Resistance is not futile ... it is voltage divided by current. Scholars apply their knowledge to a series of ranking puzzles. First, they consider wires of varying lengths and then wires of varying cross-sectional areas. Finally, they...
PHET
Resistance in a Wire
Resistance is not futile, it is voltage divided by current. A creative simulation presents a wire graphic and allows participants to alter the area, length, and resistivity. As scholars increase or decrease a variable within the...
Curated OER
Ohm's Law: Getting There Hands On
Young scientists inductively derive Ohm's Law of voltage, resistance, and current by creating series and parallel circuits with 9-volt batteries and light bulbs. A week's worth of experiments, observation, and hands-on activities are...
Curated OER
Ohm's Law
If your future physicists know how to construct simple circuits, include resistors, and use a multi-meter to measure voltage, then you might employ this lesson on Ohm's law. Each lab group investigates the relationships among voltage,...
Teach Engineering
Can You Resist This?
Some things are hard to resist. Small collaborative groups build circuits and calculate the voltage using Ohm's Law. Budding engineers explore the connection between the voltage across different resistors and linear functions with...
Physics Classroom
Ohm's Law: Voltage-Current-Resistance Relationship
Join the resistance—Ohm! Scholars apply Ohm's Law to problems of increasing difficulty as part of a series on electric circuits. The lesson begins with simply doubling and tripling voltage or resistance. It ends with having pupils solve...
Bonneville
Using a Multimeter to Analyze a Solar Circuit: Measuring Current and Voltage—Calculating Power and Resistance
Power to the people who understand electricity. A simple experiment teaches pupils how to set up an electric circuit that includes a solar module and how to measure voltage and current using a multimeter. They calculate power and...
Institute of Electrical and Electronics Engineers
Get Connected with Ohm's Law
Ideal for your electricity unit, especially with middle schoolers, this lesson plan gets engineers using multimeters in electrical circuits to explore the relationships among voltage, current, and resistance. Older learners may even plot...
Curated OER
Fall 2005 Midterm Exam #1
You've got the power! With this physics midterm, you have the power to assess learners' grasp of electricity concepts. The exam is neatly formatted and provides a variety of question types: true or false, multiple choice, and problem...
Curated OER
A Shocking Experience
Learners differentiate between current and static electricity, conductors and insulators, explain how energy is converted from chemical to electrical, measure voltage of batteries, collect data on voltage, and predict voltage of...
Curated OER
Resistance
In this resistance instructional activity, students read about voltage, current and resistance in order to determine the equation for resistance. They solve fourteen problems for resistance, current or voltage.
Curated OER
Voltage, Current, Resistance
In this voltage, current and resistance worksheet, students answer 21 questions about voltage, current and resistance. They find the current in batteries, they find the voltage in a resistor and they identify the voltage in circuits.
LABScI
Circuits Lab: Lightbulbs
Electrons flow from negative to positive, but the general consensus is that current flows from positive to negative. Scholars explore current through construction of circuits in both series and parallel. The focus is on voltage,...
Exploratorium
Short Circuit
Though not commonly searched for, this is a vivid demonstration of how a fuse can be blown, or rather, how resistance works in an electric circuit. You will basically set up a circuit with no lights or bells or motors, allowing the wire...
Curated OER
Electricity and Magnetism
The standard basics of electricity are detailed in this clear-cut collection of slides. Straightforward explanations are offered for static electricity, series and parallel circuits, conductors, insulators, and resistance. Some animation...
Curated OER
Solar Kit Lesson #11 - Power Maximum: An Electrical Determination
Collaborative groups connect resistors and solar panels in series and measure electrical resistance, voltage, and current. The objective is to order 16 solar panels from strongest to weakest. They graph current-voltage and power curves...
Curated OER
Electric Current
Necessary vocabulary for exploring electric current is detailed in these slides. Circuits, voltage, wet and dry cell and batteries are defined, making this a great overview on the subject. It could also serve as a complement to a lesson,...
Curated OER
Typical Numeric Questions for Physics I - Electric Circuits
A collection of 15 practice problems, most of them involving circuit schematics, is provided for your physics class on this handout. Learners are to compute the net charge, resistance, energy, or power dissipated for different...
CK-12 Foundation
Flashlight
In a simple circuit, does electricity start instantly? A simulation encourages thinking about the flow of electrons at a microscopic level. Pupils control the voltage, resistance, and switch in order to observe the change in both ideal...
Curated OER
Voltage Divider Circuits
For this physics worksheet, students construct the circuit shown in the problem and calculate either voltage, current and resistance. They solve 37 circuit related questions.
Curated OER
Circuit Math
Seven circuits are spread over three pages. One is a parallel circuit, one is a series circuit, and the rest are combinations. Emergent electrical engineers solve for current, voltage, or resistance. They fill in a chart for each...
Curated OER
DC Bridge Circuits
In this circuits worksheet, students answer 19 questions about DC bridge circuits, they mathematically analyze a circuit they design, they calculate output voltages in given circuits and they analyze schematics of strain gauge circuits...
Curated OER
Resistor and Resistance
Students explore electrical resistance through various experiments. For this physics lesson, students calculate resistance using a mathematical formula. They explain how colors identify the resistance value of a resistor.
Curated OER
Ohm's Law
In this Ohm's Law worksheet, students answer 8 questions which include multiple choice, graphs, and short answer. They write the definitions of voltage, potential difference, current, and resistance. They complete a graph about volts,...