Keeping it Cool With Solar: Design Time

Grades:
K-2
Lesson Number:
3
Description:

This lesson is designed for one 30-minute session. Students are shown materials. Students are asked “How might we design a structure that will keep the ground the coolest?” Students design their structures by discussing, collaborating, and drawing....

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Cost Effective Solar Cells: Solar Panel Basics

Grades:
9-12
Lesson Number:
3
Description:

This lesson is designed to be completed in one 40-minute section. Students will have already learned the concepts of basic circuits, including voltage, current, power, parallel and serial circuits. Teachers will then explain the basic concept of solar...

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Learning Goal(s):
Students will review circuitry basics and solar cell layersStudents will model N-layers, P-layers, and the N-P junction in a physical circuit activity
Author:
Tom Wolverton
Other Subjects Covered:
Estimated Activity Length:
1 hour

Part 1- Lesson 3: Home Energy Audit

Grades:
6-12
Lesson Number:
3
Description:

During this lesson, students will focus on where energy is used within their homes, how energy consumption is calculated, and how energy consumption can be reduced. Students will conduct a home energy audit and determine multiple ways to reduce energy...

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Learning Goal(s):
1.Students will identify all ways that energy is consumed within their homes.2.Students will perform an energy audit of their home and calculate the amount of energy used by each electronic device and appliances.3.Students will create a spreadsheet demonstrating the electricity required to operate each electronic device and appliance, along with a summary of finding that clearly identifies how energy consumption can be reduced within their home.4.Students will explore various ways to reduce energy (goal is 30% reduction).5.Students will propose a variety of energy reduction plans and present those options to their families for discussion.6.After discussion with their families, students will itemize the agreed upon plan and identify specific actions that result in quantifiable outcomes that will implemented to reduce energy consumption by their families.
Author:
Jonathan Strunin
Estimated Activity Length:
4 hours
Solar Rooftop

Solar Site Assessment

Grades:
9-12
Lesson Number:
4
Description:

Students will do an actual site assessment to determine the available solar resource for a chosen location.

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Learning Goal(s):
Students will be able to use a Solar Pathfinder to determine the amount of solar resource lost to shading from nearby trees, buildings, etc. Students will be able to calculate the number of kWh of electricity that can be produced in a specific location and in a specific sized area. Students will be able to calculate the amount of carbon emissions that can be offset due to installing photovoltaic panels of various sizes. Students will be able to calculate the size array needed to offset all electricity use for the high school.
Author:
Clayton Hudiburg
Estimated Activity Length:
1 hour
Car Charger Schematic

Exploring Buck and Boost Converters

Grades:
7-12
Unit:
Lesson Number:
4
Description:

This lab uses a variety of voltage conversion devices to output 5 Volts, the requirements for a USB charger such as for a cell phone. Students will take data on these devices and calculate, graph and compare efficiencies of different devices. Devices used...

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Learning Goal(s):
1. Students will use multimeters to measure voltage and current in circuits. 2. Students will use collected data and be able to make power calculations from this data. 3. Students will also be able to calculate efficiency from their power calculations. 4. Students will be able to compare efficiencies in order to identify the circuit that is most efficient. 5. Students will be able to make circuits from a diagram and vice versa.
Pedagogy & Practice:
Author:
Brett McFarland
Relevant NGSS PE:
Other Subjects Covered:
Estimated Activity Length:
3 hours
Magnetic Field Filings

Three Ways to Generate Electricity

Grades:
7-8
Lesson Number:
4
Description:

This lesson gives students hands-on experiences with the attraction and repulsion of magnets including experiments with how the strength of attraction and repulsion varies with distance. Students see how magnets are used in motors but also in electric...

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Learning Goal(s):
Students will be able to: • Detect the relative strength of magnetic fields at different distances from a magnet • Explain the energy transformations occurring in each part of a circuit • Identify three different methods for generating electricity
Author:
Craig Marais
Relevant NGSS PE:
Estimated Activity Length:
3 hours
Design a 50 Year Energy Plan

Scaling up to Power Production Let’s use Data to Optimize the Performance of a Solar Cell Array

Grades:
9-12
Lesson Number:
4
Description:

Somewhat similar to the first part of the wind turbine project from Lesson 3, students are tasked with optimizing the performance of a photovoltaic system. This objective both allows students to apply the engineering-design process they absorbed in...

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Earth Sun

Saving Lives with Solar Ovens

Grades:
3-5
Lesson Number:
4
Description:

Students will be introduced to Solar Cookers International. Students will learn about different solar cooker designs and how they function. Students will learn the pros and cons on the use of solar ovens in developing countries. Students will gain an...

Energy Content:
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Learning Goal(s):
Students will learn about different solar cooker designs and how they function. Students will learn the customs, jobs, food and clothing of people in different countries of Africa.
NGSS Science and Engineering Practices:
Author:
Lisa Morgan
Estimated Activity Length:
50 min
Solar Cell Manufacture

Research and Evaluate the Impact on the Environment and Society of Converting Natural Resources into PV Cells

Grades:
7-8
Lesson Number:
4
Description:

Students will engage in guided research to explore resource acquisition, material processing, and electricity generation associated with photovoltaic cells. Opportunity for differentiation exists in the level of assistance in guiding the research, the...

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Learning Goal(s):
1. Students will evaluate information to describe the impact on society from resource extraction and materials-processing for PV cells.2. Students will communicate their understandings of different impacts from converting natural resources into PV cells through participation in a Socratic Seminar. 
Author:
Melody Childers
Estimated Activity Length:
6 hours

Design and Engineer Solutions

Grades:
5-8
Lesson Number:
4
Description:

This lesson is designed to span 9 days with 50-minute sessions. The students will use a Design and Engineering Journal to guide them in the design and engineering process. In small groups they will use the research from lesson 2 to formulate solutions to...

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