Exploratorium
Motor Effect
The magnetic wire. Class members create a magnetic field by running electricity through a wire. The video included in the resource provides information on how this effect is used to make electrical motors.
DiscoverE
First You See It, Then You Hear It
Light and sound go hand in hand. Pupils set up a system that will emit sound when a laser is directed at a photodiode. Various objects, such as a comb and talcum powder, allow for modulation of the laser beam. Individuals also...
DiscoverE
Electrical Liquids
Liquid or not, here comes the electricity. Scholars test the conductivity of various substances using a circuit that includes a light bulb. If the light bulb lights up, then the liquid is a conductor. What a bright idea!
DiscoverE
Electromagnetic Fishing Pole
Let's go fishing ... for paper clips! Individuals create a device that attracts paper clips. This device relies on an electromagnetism, where a flow of electricity in a loop of wire wrapped around a nail causes magnetism.
DiscoverE
The Power of Graphene
When you think electric circuits, your pencil probably isn't the thing that comes to mind. A simple experiment lets learners test whether the graphene in pencil lead is a conductor or an insulator. If the LED bulb lights up, a conductor...
Curated OER
Solar Kit Lesson #5 - Build a Simple Ammeter
Emerging electricians build a simple ammeter for making measurements on an electric current. They test the placement of solar cells in both series and parallel circuits and examine the magnetic field produced by the movement of electrons...
Cornell University
Electroplating
Silver pennies and copper nickels are made possible by applying some chemistry. Learners use electrolysis to coat a penny with zinc sulfate and a nickel with copper sulfate. Their investigation builds an understanding of electroplating...
It's About Time
Response Time
How fast are your reactions in the case of an emergency? Young scholars complete many activities including: time estimation, building a circuit, multiple reaction time experiments, and graphing.
Curated OER
Exploring Electricity - Four Activities
These are four classic activities used for instructing upper elementary electricians. The first involves experimenting with the Van de Graaff generator. The second is a series of hands-on experiences with static. In the third activity,...
Curated OER
Th'evenin's, Norton's, and Maximum Power Transfer Theorems
In this scientific theory worksheet, the student is asked 46 questions about equivalent circuits designed with differently constructed power sources. The answers are available if the student is working online.
Curated OER
Resistance
In this resistance activity, high schoolers 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
Electromagnetism
Students explore the generation of magnetic fields from currents in wires and measure the magnetic field directions. They measure magnetic fields in their own environment. They also examine how moving magnetic fields can create currents.
Curated OER
Oxidation and Reduction
High schoolers investigate oxidation and reduction reactions. In this oxidation and reduction lesson plan, students construct an electroplating device and perform an oxidation/ reduction reaction. High schoolers describe the chemical...
Curated OER
Optoelectronic Devices
In this electrical worksheet, students design and build circuit boards using photovoltaic cells to grasp the understanding of circuit design before answering a series of 10 open-ended questions. This worksheet is printable and there...
Curated OER
DC Motor Theory
In this physics activity, high schoolers solve 12 problems on DC motor circuit. They make predictions and construct the corresponding circuit to verify if they are correct.
Curated OER
Methods of Power- Solar, Hydrogen, and Electric
Students examine solar, hydrogen, electric power. In this research based lesson, students will do simple investigations, view videos, discuss, and research how these three types of energy are used for power. They illustrate a...
Curated OER
Design Project: Intercom System
In this electrical worksheet learners design an intercom circuit and answer 2 open-ended questions about the volume control and microphone of the intercom. This worksheet can be printed and the answers to the questions are available...
Curated OER
Electrical Circuits
In this electrical circuits worksheet, students read a text and examine a diagram to learn the parts of a simple electric circuit. Students then answer 6 questions about electrical circuits. This is an online interactive worksheet.
Curated OER
Build a Simple Circuit
Students construct an extremely simple series circuit that powers a lamp on and off with a switch. They are in groups of 4 and are given a set of components and have to build the circuit working together as a group. Finally, they have to...
Curated OER
Build a Simple Ammeter
Pupils build and work with a simple ammeter to test theories on why solar cells connected in parallel produce more current that in series. Students use the ammeter to indicate the presence, direction, and strength of an electric current...
Curated OER
Your Brain At Work
For this brain worksheet, students describe three jobs of the brain, draw a picture of a neuron and label its parts, and determine what to do to keep the brain healthy. This worksheet has 1 drawing and 2 short answer questions.
Curated OER
Resistance In Series And Parallel Circuits
Students investigate electric circuits. For this electricity lesson, students observe illumination in a series and parallel circuits. They predict and calculate the resistance in each type of circuit using a voltmeter.
Curated OER
OHM's Law
Students study the relationship between current, voltage and resistance in a series circuit. In this investigative lesson students watch a demonstration and see how voltage is measured and see what OHM's law is.
Curated OER
Basic Electric Circuits
Students calculate the resistance across a bank of resistors in a series, parallel and combined circuit. Using new vocabulary words, they define and describe them in a scientific manner. After stating Ohm's Law, they solve electrical...