Carnegie Mellon University
Battery Workshop
Introduce your class to the workings and parts of a battery-operated circuit. Pairs of pupils use lemons to make batteries and measure voltage and current with a multimeter. An accompanying worksheet is used for recording values and...
Teach Engineering
Ice, Ice, PV!
Knowing the temperature coefficient allows for the calculation of voltage output at any temperature. Groups conduct an experiment to determine the effects of temperature on the power output of a solar panel. The teams alter the...
Curated OER
Electric Current and Circuits
Compare the drift speed of conduction electrons in a current-carrying wire to the signal speed of changes in current. They also distinguish between DC and AC and describe how AC is converted to DC.
Curated OER
From Sunlight to Electric Current
Students explore concept of current in electrical circuits. They examine how energy from the sun can be used to power everyday items, including vehicles.
Curated OER
Measuring Current
In this measuring current instructional activity, students determine where the switch should be placed in a circuit and how the current at one point in a circuit compares to other points in the circuit. Students also draw diagrams of an...
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 activity on Ohm's law. Each lab group investigates the relationships among...
Curated OER
Ohm's Law
For 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,...
Curated OER
Series and Parallel Circuits
Electricians draw four different circuits and answer questions about the resistance, voltage drop, and current at different points in each. Completing this worksheet will help make sure that your class is understanding what is happening...
Curated OER
Electricity
Cute cartoons and diagrams help explain electric charge to your physical science buffs. No math is involved even though units for electric charge and voltage are mentioned. This is a pretty neat and straightforward note taking guide for...
Curated OER
Household Electricity
Practice reading an analogue meter in this PowerPoint about energy consumption. The equations connecting voltage and current, work force, and distance are given. Then household energy consumption is described. The slides will prompt much...
Curated OER
Electricity
Twenty-one slides cover all aspects of electricity; from electric charge, to protons, lightning, currents, the calculations for wire resistance, circuits, household devices, and fluorescence. The amount of detail and the range of...
Curated OER
Static Electricity
In this electricity worksheet, students read about static and current electricity and then draw pictures of an electric cell and circuits. Students draw 3 pictures total.
Physics Classroom
Know Your Potential
Never underestimate potential—electric or your own. Scholars apply a color scheme based on the changes in electric potential as part of a series on electric circuits. They consider splitting wires, light bulb placement, and voltage as...
Curated OER
Electric Current: The Light Output from a Light Bulb
Students investigate the energy used by a light bulb. In this electrical energy lesson, students conduct an investigation to explain the relationship between the output of light and the electrical power used by a light bulb.
Curated OER
Fall 2004 Midterm Exam #1, Parts A & B
First year physics learners show what they know about electric potential, circuits, power, current, and voltage on this midterm exam. It consists of a multiple choice section, some true or false questions, and two multi-step problems to...
Curated OER
Electrical Current
Students describe an electrical current and the factors that determine the resistance of an object. In this electrical current lesson students discuss their knowledge of voltage, current and resistance.
Curated OER
Current Divider Circuits
In this circuits worksheet, students answer ten questions about current divider circuits, the resistance in them, the currents in resistors of parallel circuits and they design, build and mathematically analyze a circuit.
Curated OER
Inductance
In this inductance worksheet, learners answer 20 questions about magnetic fields as they relate to inductors, inertia, transistors, and the flow of current through circuits.
Curated OER
Discovering Ohm's Law
Students explore the relationship of resistance, voltage, and current in series and parallel circuits using a computer model of a circuit board. They discover Ohm's Law by constructing series circuits.
Curated OER
Ohm's Law
In this Ohm's Law worksheet, students answer 16 questions about electricity, electric current, voltage and electricity and they mathematically analyze a circuit they design and construct.
Curated OER
Time Constant Calculations
In this time constant worksheet, students answer 52 questions about the rate of current changes and voltage changes in capacitors. They analyze circuits and determine the time it takes for capacitors to change voltage and they specify...
Curated OER
Millman's Theorem
In this electrical circuit lesson, students will answer 9 open ended questions to mathematically analyze circuits for current and voltage. This online worksheet provides diagrams for better understanding and reveals the answers.
Teach Engineering
Pointing at Maximum Power for PV
Following detailed directions, teams collect the voltage and current outputs of a photovoltaic cell by adjusting the resistance. Using the collected data, they determine the highest power output. Implications for weather and a large...
Curated OER
Magnetic Fields, Magnetic Forces, and Electromagnetic Induction Sample Problems
After high schoolers have learned about electromagnetic induction, they can solve these 10 practice problems. They calculate magnetic field strength, magnetic force, electromotive force, and output voltage. This is a choice option as a...