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...
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
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
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...
Bonneville
Exploring Buck and Boost Converters
Boost one's knowledge of converters. The fourth of seven installments in the Off the Grid unit looks at buck and boost converters, which lower and raise the input voltage. Scholars apply the converters to adjust the output voltage to...
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
Parallel DC Circuits
In this circuits worksheet, students answer 24 questions about parallel DC circuits including finding the current drawn by resistors, the total resistance, and the voltage impressed across each resistor in the circuit. Students also...
Curated OER
Peak, Average, and RMS Measurements
In this voltage worksheet, learners answer ten questions about RMS amplitude, DC power sources, AC alternators and the measurements used for voltage in power lines.
Curated OER
Step-up, Step-down, and Isolation Transformers
In this circuits and transformers worksheet, students answer 34 questions about loads, voltage, currents and waves associated with circuits.
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
Physics 152 Fall 2004 Final Exam, Parts A, B, C, D
At the end of a general physics course focused on light and electricity, you can administer this exam. Concepts covered include electromagnetism, circuits, induction, light rays, lenses and mirrors, characteristics of light, electron...
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
Maximum Power Point
Learners investigate how to optimize the power output of a photovoltaic cell using a home-made gnomon stand. They use data collected to create current-voltage and power-voltage curves and determine the "maximum power point," (MPP) at...
Teach Engineering
Maximum Power Point
Investigate the maximum power output of a photovoltaic panel with a instructional activity that introduces the class to the maximum power point. Individuals learn how to determine the maximum power point of a solar panel by using Ohm's...
Curated OER
Solar Kit Lesson #11 Power Maximum: An Electrical Determination
Students identify and implement methods to standardize testing stations that measure solar panel output power. After collecting electrical ouptut data from several solar panels, they plot the current-voltage and power curves. Students...
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
Elementary Amplifier Theory
In this amplifier learning exercise, students answer ten questions about amplifiers, their voltage gain, current gain and power gain. They analyze class-B transistor amplifiers and class-A transistor amplifiers.
Curated OER
Solar Car Series: During what part of the day can t most Sun power be collected?
Students participate in an outdoor activity in which they make direct but safe observations of the Sun. Students use a solar cell and voltmeter apparatus to collect data on the amount of DC voltage produced by the solar cell during a...
Curated OER
Solar Electricity ~ The Colour Sensitivity of a Photovoltaic Cell
Teacher's notes, a materials list, detailed procedure, tips, and extension ideas are all included to make teaching this lesson plan on photovoltaic cells a sunny spot in your day! After some brief background reading, physical science...
Curated OER
DC Transducers
For this DC transducers worksheet, students answer two questions about the Hall effect and the equation used for Hall effect devices.
Curated OER
Microphones
In this microphones worksheet, students answer five questions about different types of microphones such as moving coil, crystal, and carbon microphones.
Curated OER
Kirchhoff's Laws
In this circuit worksheet students study electronic circuits and how they get power. Students determine polarity and magnitude and work with Kirchoffs laws to answer 48 questions regarding circuits. Answers are revealed when selected.
Curated OER
Solar Car Series: during What Part of the Day Can the Most Sun Power Be Collected?
In preparation for solar car races, middle schoolers attempt to discover what time of day the most solar energy can be collected. Begin by demonstrating the use of a voltmeter for measuring solar cell output. Take them outdoors to take...
Teach Engineering
The Temperature Effect
How temperature affects the efficiency of a solar panel is the focus of the third in a series of eight resources that presents how engineers are able to control the temperatures of photovoltaic panels. Class members find out how the...