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
Oscillator Circuits
In this oscillator circuits worksheet, students answer 49 questions about different types of oscillator circuits. They find the operating frequency of circuits, they identify the functions of specific sections of circuits and they write...
Curated OER
Series and Parallel AC circuits
In this AC circuits activity, students answer 75 questions about series and parallel circuits including building and analyzing their own circuit mathematically, interpreting schematics of AC circuits and finding total impedance of circuits.
Curated OER
Series-Parallel Combination AC circuits
In this AC circuits worksheet, students answer 26 questions about series-parallel combined circuits,. They find capacitance, resistance, total impedance, the output voltage and they complete schematics of the circuits.
Curated OER
IC fabrication and packaging
In this fabication worksheet learners examine what the acronym "DIP" means. They answer a set of questions and identify integrated circuits.
Curated OER
Circuits-Class C BJT Amplifiers
In this class C amplifiers activity, students compare different classes of amplifiers, they explain each class and they write an equation that predicts the amplifier frequency of a class c amplifier given a schematic...
DiscoverE
Oranges and Batteries
Orange you glad you can make circuits using fruit? Young electricians learn about electric circuits and electricity. As part of the lesson, they build a circuit with an orange and then with a banana.
Curated OER
V, R, and I in Parallel Circuit
In this V, R, and I in parallel circuits worksheet, students calculate the total current, total voltage, and total resistance. Students match the correct term with the correct definition. Students also label several diagrams of series...
Curated OER
Circuits
Students draw a schematic diagram of parts needed to build an op-amp. For this physics lesson, students test the operation of their machine. They graph and analyze data using excel.
Teach Engineering
Induced EMF in a Coil Wire
Small groups investigate the interaction between a coil of wire and a magnet to create an electromagnetic field and observe the voltage they create. Through further interactions, they realize a conductor can be charged from 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
Electric Current: The Light Output from a Light Bulb
Young scholars 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
2010 Electricity
In this electricity worksheet, students determine if the circuits shown are parallel or series, calculate the voltage, and the power used by the light bulbs. This worksheet has 11 problems to solve.
Curated OER
Topo Map Mania!
Seventh graders describe the major features of maps and compasses. They read a topographical map. They take a bearing using a compass. They practice using scales on a map.
TeachEngineering
Teach Engineering: Light Your Way
When there is a power failure, or when we go outside at night, we grab a flashlight so we can find our way. What happens inside a flashlight that makes the bulb light up? Why do we need a switch to turn on a flashlight? Have you ever...