Solar Mobile

Exploring Center of Gravity

Grades:
6-8
Unit:
Solar Mobile Design Challenge
Lesson Number:
3
Description:

Since the concept Center of Gravity (mass) is a key factor in a mobile, students will participate in some activities to help them experience and understand this principle so it can be applied to their final Solar Mobile design. This lesson starts with a...

Energy Content:
Materials Science
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More Details Less Details
Learning Goal(s):
Students will observe a discrepant event and write down questions about what they observed. Students will participate in a variety of activities using a meter stick in order to experience and learn about center of gravity.Students will find the center of gravity of an irregular shaped paper object by using a plumb line. Students will apply the concept of Center of Gravity and find the center of their solar aircraft that is to be used on their solar mobile. 
Pedagogy & Practice:
Engineering Design,
Hands-on Materials,
Phenomena-Driven Instruction,
Research-Secondary,
STEAM/Arts
NGSS Science and Engineering Practices:
1: Asking Questions and Defining Problems,
3: Planning and Carrying Out Investigations
Author:
Kristy Schneider
Other Subjects Covered:
ELA: Writing
Estimated Activity Length:
2 hours

Creating the Most Effective Solar Heater

Grades:
6-8
Unit:
Experimenting with Solar Heaters
Lesson Number:
3
Description:

This part can be staged as a competition or simply a personal challenge to beat the standard solar heater created in part 1. During this stage of the lesson students are asked to analyze data and results from part 2 and identify which characteristics of a...

Energy Content:
Solar Thermal,
Thermal Energy (Heat)
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More Details Less Details
Learning Goal(s):
In this activity students demonstrate the ability to evaluate competing solutions to the problem of increasing the heat energy transferred to a vial of water.
Pedagogy & Practice:
Engineering Design,
Group Work/Collaboration,
Hands-on Materials,
Project-Based Learning
NGSS Science and Engineering Practices:
3: Planning and Carrying Out Investigations,
4: Analyzing and Interpreting Data,
5: Using Mathematics and Computational Thinking,
6: Constructing Explanations and Designing Solutions,
8: Obtaining, Evaluating, and Communicating Information
Author:
Nathan Franck
Relevant NGSS PE:
MS-ETS1-1,
MS-ETS1-2,
MS-ETS1-3,
MS-PS3-3
Other Subjects Covered:
ELA: Writing,
Math: Addition, Subtraction, Multiplication, Division,
Math: Algebra,
Math: Measurement
Estimated Activity Length:
1 hour
Design a 50 Year Energy Plan

Scaling up to Power Production: Let’s Engineer a Wind Turbine

Grades:
9-12
Unit:
50 Year Energy Plan
Lesson Number:
3
Description:

After working through Lessons 1 and 2 of this Unit, students are now familiar with the physics of how generators work. The next step in Lesson 3 is to investigate how existing power generation systems operate and supply electricity to entire geographic...

Energy Content:
Batteries & Storage,
Circuitry,
Electrical Energy,
Electrical Grid (Transmission & Distribution),
Wind Energy
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More Details Less Details
Learning Goal(s):
1. Design, build, and refine a wind turbine in order to effectively and efficiently convert motion into mechanical energy and then into electrical energy 
Pedagogy & Practice:
Engineering Design,
Group Work/Collaboration
NGSS Science and Engineering Practices:
1: Asking Questions and Defining Problems,
3: Planning and Carrying Out Investigations,
4: Analyzing and Interpreting Data,
5: Using Mathematics and Computational Thinking,
6: Constructing Explanations and Designing Solutions
Author:
Bradford Hill
Relevant NGSS PE:
HS-PS3-3
Other Subjects Covered:
ELA: Speaking & Listening,
Math: Graphing & Representation
Estimated Activity Length:
5 hours
Solar Circuit

How Tilt Angle Affects Solar Cell Output

Grades:
6-8
Unit:
PV Output
Lesson Number:
3
Description:

Students will expose solar cells to a light source from a set distance and measure the output with a multimeter. Students will change the angle that the light source strikes the solar panel and measure the resultant output. They will compare and contrast...

Energy Content:
Circuitry,
Electrical Energy,
Electricity Generation,
Light (Visible),
Solar Photovoltaic
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More Details Less Details
Learning Goal(s):
After the completion of this lab, students will be able to describe how the angle of light exposure affects solar cell output, have practiced using a multimeter, and have analyzed collected data.
Pedagogy & Practice:
Group Work/Collaboration,
Hands-on Materials
NGSS Science and Engineering Practices:
3: Planning and Carrying Out Investigations,
4: Analyzing and Interpreting Data,
6: Constructing Explanations and Designing Solutions,
7: Engaging in Argument from Evidence
Author:
Todd Freiboth
Other Subjects Covered:
ELA: Writing,
Math: Graphing & Representation,
Math: Measurement
Estimated Activity Length:
40 min
Fuel Inquiry Poster

Fuels and PV Cells

Grades:
7-8
Unit:
Chemical Differences in Emergency Energy Sources
Lesson Number:
3
Description:

Students will return to the phenomena of energy resources to support safety, health, and comfort in an emergency situation. They will distinguish between how common materials provide energy and develop an understanding of how the atomic and molecular...

Energy Content:
Circuitry,
Fuels,
Solar Photovoltaic,
Thermal Energy (Heat)
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More Details Less Details
Learning Goal(s):
Students explore the conservation of mass in chemical reactions by observing and modeling combustion reactions and exploring the essential question/phenomena, “is all fire the same?” Students will use information resources and a 3D model of a PV cell to understand how solar modules generate electricity. “How do PV cells make electricity?”Students will construct circuits to explore PV modules and variables involved in powering devices. Students evaluate, revise, and justify the energy resources suggested on an emergency preparedness supply list. 
Pedagogy & Practice:
Group Work/Collaboration,
Hands-on Materials,
Phenomena-Driven Instruction,
Research-Primary
NGSS Science and Engineering Practices:
2: Developing and Using Models,
3: Planning and Carrying Out Investigations,
4: Analyzing and Interpreting Data,
7: Engaging in Argument from Evidence
Author:
Melody Childers
Relevant NGSS PE:
MS-PS1-5
Other Subjects Covered:
ELA: Speaking & Listening,
Math: Measurement
Estimated Activity Length:
0 sec
Solar Rooftop

Solar Pathfinder Tutorial

Grades:
9-12
Unit:
Solar Resources Assessment
Lesson Number:
3
Description:

This lesson is designed to allow the students to practice assembling and using their Solar Pathfinders, along with analyzing the data. The students will take a single measurement and digital photograph at a location near the classroom designated by the...

Energy Content:
Solar Photovoltaic
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More Details Less Details
Learning Goal(s):
Students will be able to properly assemble and orient their solar pathfinder. Students will be able to properly record the information provided by a solar pathfinder. Students will be able to accurately analyze the information provided by the solar pathfinder to calculate the solar potential (kWh/m2/day) taking into account variables such as shading, climate and weather.
Pedagogy & Practice:
Group Work/Collaboration,
Hands-on Materials,
Project-Based Learning
NGSS Science and Engineering Practices:
3: Planning and Carrying Out Investigations,
5: Using Mathematics and Computational Thinking
Author:
Clayton Hudiburg
Relevant NGSS PE:
HS-ETS1-3
Other Subjects Covered:
ELA: Vocabulary Development,
Math: Addition, Subtraction, Multiplication, Division,
Math: Measurement
Estimated Activity Length:
50 min

Build Solar Cars

Grades:
4-6
Unit:
Solar Cars
Lesson Number:
3
Description:

Students will build their solar vehicles. There are many options for them to do this, depending on the specific variables hoping to be tested following the construction and material-selection process. Students will be given the opportunity to try out...

Energy Content:
Circuitry,
Solar Photovoltaic
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More Details Less Details
Learning Goal(s):
Students will construct a geared solar car, a pulley-system solar car, or both. Students will make verbal predictions about the outcomes and viabilities of different types of solar cars. Students will pinpoint the independent, dependent, and control variables in their solar car testing process.
Pedagogy & Practice:
Engineering Design,
Group Work/Collaboration,
Hands-on Materials,
Project-Based Learning
NGSS Science and Engineering Practices:
3: Planning and Carrying Out Investigations,
6: Constructing Explanations and Designing Solutions
Author:
Carol Patrick
Relevant NGSS PE:
4-PS3-2,
4-PS3-4,
3-5-ETS1-1,
3-5-ETS1-3
Other Subjects Covered:
ELA: Vocabulary Development
Estimated Activity Length:
50 min
Wave Attenuator

Testing a Tidal Wave Attenuator

Grades:
6-12
Unit:
Wave Attenuator
Lesson Number:
3
Description:

Students will test the efficiency of the tidal wave attenuator models that they previously built. They will determine variables on their models they can manipulate, such as wire gauge and magnet strength, and measure the effects of manipulating this...

Energy Content:
Wave Energy
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More Details Less Details
Learning Goal(s):
1. Students will investigate variables that may affect the output of an energy conversion device (wave attenuator). 2. Students will interpret data to identify which variables increase electrical output for these model wave attenuators. 3. Students will communicate results from scientific inquiry to identify factors that are important to optimizing the design of a wave attenuator.
Pedagogy & Practice:
Engineering Design,
Establishing a Culture of Science,
Group Work/Collaboration,
Hands-on Materials,
Project-Based Learning
NGSS Science and Engineering Practices:
1: Asking Questions and Defining Problems,
3: Planning and Carrying Out Investigations,
4: Analyzing and Interpreting Data,
6: Constructing Explanations and Designing Solutions,
7: Engaging in Argument from Evidence
Author:
Tabatha Roderick
Relevant NGSS PE:
MS-ESS3-3,
MS-ETS1-1,
MS-ETS1-4,
MS-PS2-4,
MS-PS3-5
Other Subjects Covered:
ELA: Speaking & Listening,
ELA: Writing,
Math: Measurement
Estimated Activity Length:
5 hours
Solar Charger Diagram

Can Portable PV Charge Vehicles?

Grades:
10-12
Unit:
Solar Transportation
Lesson Number:
3
Description:

In this lesson, students will begin to explore the potential and challenges related to using photovoltaics to supplement the power needed to charge batteries in BEVs. Students will test a variety of wiring options related to series and parallel wiring....

Energy Content:
Batteries & Storage,
Circuitry,
Electrical Energy,
Electricity Generation,
Energy Fundamentals,
Fuels,
Solar Photovoltaic,
Transportation
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More Details Less Details
Learning Goal(s):
Students will explore the role of series and parallel wiring as they pertain to voltage and amperage.Students will explore the processes involved with charging batteries and relate these processes to voltage and amperage.Students will test photovoltaic modules to identify voltage and amperage outputs.Students will calculate, using data from field tests, the maximum power that can be produced using photovoltaics within the constraints of a typical passenger vehicle’s surface area.Students will calculate charging times using various PV array power ratings.
Pedagogy & Practice:
Group Work/Collaboration,
Hands-on Materials
NGSS Science and Engineering Practices:
3: Planning and Carrying Out Investigations,
4: Analyzing and Interpreting Data,
5: Using Mathematics and Computational Thinking
Author:
Clayton Hudiburg
Relevant NGSS PE:
HS-ESS3-2,
HS-ESS3-4,
HS-ETS1-1,
HS-ETS1-2,
HS-ETS1-3,
HS-PS3-2
Other Subjects Covered:
ELA: Writing,
ELA: Vocabulary Development,
Math: Addition, Subtraction, Multiplication, Division,
Math: Algebra,
Math: Measurement
Estimated Activity Length:
2 hours
Basic Stamp Microprocessor

Creating a Light-Tracking Servo

Grades:
9-12
Unit:
Robotic Sunflower
Lesson Number:
3
Description:

Students will learn how to program the Basic Stamp to use information from two photoresistors to point a servo at a light source. This will be the first degree of freedom for the flower head.

Energy Content:
Circuitry,
Electrical Energy,
Electronics,
Light (Visible)
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More Details Less Details
Learning Goal(s):
Students will synthesize the previous lesson for light metering and servo control to design a servo controlled by two photoresistors that will track a light source.
Pedagogy & Practice:
21st Century Skills Development,
Engineering Design,
Group Work/Collaboration,
Project-Based Learning
NGSS Science and Engineering Practices:
3: Planning and Carrying Out Investigations,
5: Using Mathematics and Computational Thinking
Author:
Pat Blount
Relevant NGSS PE:
HS-ETS1-1,
HS-ETS1-2,
HS-ETS1-3,
HS-PS3-1,
HS-PS3-3
Other Subjects Covered:
Computer Science
Estimated Activity Length:
1 hour

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