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How Do Circuits Work?
In this circuits instructional activity, learners study a diagram showing a network of wires and switches for electrons to flow from a battery to a light bulb. Students use this diagram to complete 2 fill in the blank statements.
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What Is Electricity?
Learners investigate vocabulary words associated with electricity. For this electrical lesson, students utilize the Internet to research what electricity is and how it works. Learners create an actual circuit in class using a...
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Heat and electrical resistance (Middle, Science)
Students work in teams to create electrical resistance when studying heat and thermal energy.
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Earth's Energy
Students discuss the Earth's energy. In this science lesson, students construct a simple circuit, a series circuit, and a parallel circuit.
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Bulbs & Batteries in a Row
Learners investigate simple series circuits and their properties. In small groups they draw a circuit diagram on their Series Circuit Building worksheet, follow step-by-step directions to construct a simple series circuit, and solve...
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The Path of Electrons
Students engage in an interactive "hot potato" demonstration to gain an appreciation for the flow of electrons through a circuit. They role play the different parts of a simple circuit and send small items representing electrons (paper...
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Liquid Conductors
Students identify liquids as conductors. In this circuits lesson, students build a circuit, then use various liquids to complete the circuit, and determine which liquids successfully conduct electricity.
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Applied Science - Technology (3A) Pre Lab
Third graders discuss electric currents. In this circuit lesson, 3rd graders create a picture of a battery circuit and a light bulb. They show the positive and negative charge and the flow of electrons.
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Ohm's Law I
Students work to increase the intensity of a light bulb by testing batteries in series and parallel circuits. They analyze Ohm's Law, power, parallel and series circuits, and ways to measure voltage and current.
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Potato Power
Students light a LED clock or light bulb using potatoes. They examine how a battery works in a simple circuit. They determine how chemical energy changes to electrical energy while experimenting with potato powered circuits.
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Go with the Flow
Students gain an understanding of the difference between electrical conductors and insulators, and experience recognizing a conductor by its material properties. They build a conductivity tester to determine whether different objects are...
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Digital Communication
In this physics worksheet, students differentiate the three telegraph circuits. They complete 10 short answer questions about digital communication.
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Basic Ammeter Use
In this ammeter worksheet, students answer eleven questions about ammeters, multimeters and types of circuits. They identify different types of circuits given schematic diagrams.
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Design Project: Dual-Output AC-DC Power Supply
In this physics worksheet, students design an electric power supply and answer 5 short answer questions about it. They explain the functions of the different circuit components.
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Bipolar Junction Transistors in Active Mode
In this physics worksheet, students analyze different schematic diagrams and answer the questions that follow. They solve and write short answers to 23 questions on circuits.
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Energy, Work and Power
In this energy, work and power learning exercise, learners solve 12 problems about circuits, electric motors, Ohm's Law and electric currents.
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DC Motor Theory
In this physics worksheet, learners solve 12 problems on DC motor circuit. They make predictions and construct the corresponding circuit to verify if they are correct.
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Conductors and Insulators
In this conductors and insulators worksheet, students answer 11 questions about electrical resistance, conductance, gauge scale, and breakdown voltage.
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Lab 23-Follow Up Questions-Conductivity
In this conductivity worksheet, students answer post lab questions about substances that transferred electrons resulting in electricity flowing through the conductivity leads use to test each substance.
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Potentiometers
In this potentiometer worksheet, students design and construct a circuit and then mathematically analyze their work. They answer 18 questions about potentiometers and their function.
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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...
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What's a Resistor?
Students determine what a resistor does as they construct parallel circuits. In this circuitry lesson, students experiment with batteries, alligator clips, a resistor and a three-way switch to find out what a resistor does. They continue...
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Decibel Measurements
In this decibel learning exercise, students answer 19 questions about amplifiers, circuits and the power gains or losses in these electrical systems.
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Applied Science - Physics (K) Post Lab
Students are introduced to electricity. For this electricity lesson, students listen to the book Switch on, Switch off by Melvin Berger and discuss the use of electricity in light switches. They create a picture of an atom using...
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