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...
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
Orienting a Photovoltaic Cell
By mounting a light bulb on a stand and a PV cell on another, physics apprentices experiment with the angle of incidence. Their goal is to determine the optimum angle for collecting solar energy. The use of a scientific calculator is...
Curated OER
Just Turn it Off
Students explore energy. In this energy lesson, students discover why it is important to conserve energy. Students discover how energy is used in items we use everyday. Students discover how batteries work. Students do an experiment with...
Curated OER
Transforming Food Energy: A Balancing Act
Students explain their role as consumers. They use a purchased calorimeter or make their own simple calorimeter to measure the energy content in selected foods. This interesting instructional activity really gets students thinking about...
Curated OER
An Exploration of Wind Energy and Wind Turbines
How is wind produced and is it a good source for energy production? Get some air moving in your class. Learners take a pre-test, watch a demonstration of how electricity can be generated by wind energy, test different turbine factors for...
Curated OER
Food Energy and Nutrients
In this food energy and nutrients worksheet, students fill in the blank and complete a chart with information about food energy and essential nutrients needed for the body. Using the Nelson text, students complete a chart about...
Teach Engineering
Efficiency of an Electromechanical System
How efficient is a motor in a LEGO set? Future engineers conduct an activity where a LEGO motor-generator system raises an object to a specified height. They then show what they learned and use their measurements to calculate the energy...
Curated OER
Work and Power Worksheet #2
Written out on this page are 22 problems for physics aces to solve. There isn't enough room for them to solve on the same page, so they will need to be set up and computed on a separate sheet of paper. Pupils answer questions such as,...
Curated OER
Star Power! Discovering the Power of Sunlight
Students estimate the energy output of the sun. They estimate how much power sunlight the sunlight provides to the earth. They build a simple device to measure the amount of solar radiation the earth receives from the sun.
Curated OER
Potential Energy: How is It Related to Kinetic Energy?
Students explore kinetic and potential energy. For this energy lesson, students launch toys cars from ramps in order to examine the relationship between potential energy and kinetic energy. Students collect data and graph the results.
Curated OER
The Gear Game
Students discuss that the conservatin of energy states that the energy imput must equal the energy output. They then figure out how can a machine help you to perform task otherwise considered impossible? Students discuss the six simple...
Curated OER
Cosmic Rays and Solar Cells
In this cosmic rays and solar cells worksheet, students read about how cosmic rays damage the electrical output of solar cells over time on satellites. Students use a graph of the solar power output compared to the year for the SOHO...
Curated OER
A Delicate Balance
Students investigate energy balance equation for five fictitious middle school students by using an energy balance clinic scenario.
Serendip
Using Models to Understand Photosynthesis
Is your class in the dark about photosynthesis? Shed some sunlight on an important biological process with a thoughtful activity. After answering questions to help determine their level of knowledge, learners work with chemical equations...
Teach Engineering
A New Angle on PV Efficiency
Let me get an angle on this! Investigate the orientation of a photovoltaic panel and its effect on efficiency. By using a light source, learners collect and plot current output to determine the ultimate orientation. The resource includes...
Curated OER
Wind Power! 2
Fourth graders explore how engineers transform wind energy into electrical energy by building their own miniature wind turbines and measuring the electrical current it produces. They see how design and position affect the electrical...
Curated OER
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.
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...
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...
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...
Teach Engineering
Light vs. Heat Bulbs
Careful, that light bulb is hot! Compare heat and light energy using a simple light bulb. The exercise addresses energy conservation and presents actual calculations to determine the most cost-effective light bulb.
Teach Engineering
Concentrating on the Sun with PVs
Concentrate to determine the best reflector design. Pairs use the engineering design process to build a reflector to increase the current output of a photovotaic panel. Teams arrive at a final design and present it to the class along...
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...