Solar Circuit

Circuit Analysis With Solar Energy: Measure the Power Consumed by Various Devices

Grades:
6-12
Description:

Students will set up a simple circuit using a solar module and three small loads. They will then use a multimeter to measure the voltage across each load and the current through each circuit. Students will then calculate the power consumption and...

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Learning Goal(s):
Students will understand that voltage is a measure of a difference in electric potential energy and that current is the rate at which charge flows through a circuit. Students will understand how to measure and quantify electricity. Students will become familiar with the relationships between the fundamental electrical quantities.
Author:
Emily Barrett
Estimated Activity Length:
1 hour
Hot Pack

Unit Plan - Chemical Differences in Emergency Energy Sources

Grades:
7-8
Description:

Students develop atomic and molecular models of energy resources, analyze combustion of various fuels and build circuits with Photovolatic (PV) modules to evaluate and suggest revisions to a disaster preparedness supply list. They then research and...

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Learning Goal(s):
To build empathy for people in emergency situations and an understanding of how access to energy resources can increase one’s safety, health, and comfort. To understand the nature of a variety of energy needs and how different applications have different optimal solutions. To develop models to explain the molecular and extended structures of energy resources, including how the resources change when energy is generated (Electron movement in PV cells, combustion reactions in fuel). To understand that the properties of substances depends upon the atomic / molecular structure, which changes with chemical reactions. To build a circuit that includes a solar module and measure the voltage and current. To gather and evaluate information to describe the impact on society of converting natural resources into PV cells. To design, build and test a device that uses a chemical reaction to generate or absorb thermal energy. Evaluate and revise a plan for the energy resources one should store to prepare for a natural disaster. 
Author:
Melody Childers
Estimated Activity Length:
0 sec

Constructing a Solar-Powered MintyBoost USB Charger

Grades:
6-8
Description:

Students will receive a background on solar energy, solar energy applications, and electrical circuit components. Students will then apply these concepts to a Home Energy Consumption worksheet and the construction of a Solar Module MintyBoost USB Charger,...

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Learning Goal(s):
Students will gain a background on solar energy and be able to apply terms such as solar modules, photovoltaics, and solar power. Students will gain a background on electrical circuit components and be able to apply terms such as capacitor, resistor, diode, alternating and direct current, amps, inductor, volts, and watts. Through the completion of the Home Energy Consumption worksheet, students will determine their family’s monthly energy consumption and calculate the monthly dollar cost for household items such as light bulbs, game consoles, and televisions. Students will demonstrate their understanding of solar energy and electrical circuits through the construction of a Solar Module MintyBoost USB Charger and a presentation of their own unique product that utilizes the solar charger.
Author:
Deb Frankel
Other Subjects Covered:
Estimated Activity Length:
10 hours
Sphero SPRK+

Solar SPRK+ Unit Overview

Grades:
6-8
Unit:
Description:

This unit incorporates basic programming knowledge and solar energy into an engineering design challenge using Sphero SPRK+ robots. The theme for this challenge centers on the idea of Mars rovers, and the challenges faced in space exploration, specifically...

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Learning Goal(s):
Students will develop tools to use in the Engineering Design Process.Students will learn drag and drop programming with Sphero Edu (formerly Lightning Lab).Students will determine how series and parallel circuits affect voltage and current.Students will understand how to use photovoltaic sources to charge a SPRK+.Students will design a chariot to carry a photovoltaic power source for a SPRK+.Students will learn to program a SPRK+ ball and chariot through a maze.
Author:
Deb Frankel
Estimated Activity Length:
10 hours
Electric Current Induction

Wave Attenuator Unit Overview

Grades:
6-12
Description:

Through a series of learning experiences, students will experiment with the basic concepts of motion to electrical energy transformation. Students start by building a series of models that demonstrate the interactions between magnetic and electric fields....

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Learning Goal(s):
1. Students will demonstrate energy transfer through space using electromagnetic phenomena. 2. Students will design a model that demonstrates that a current-carrying wire can induce magnetism. 3. Students will define and build an electromagnet. 4. Students will demonstrate electromagnetic induction. 5. Students will describe and model the energy transfer and transformation in a wave attenuator. 6. Students will build a wave attenuator using a diagram and selected materials. 7. Students will test the model wave attenuator they built. 8. Students will investigate variables that may affect the output of an energy conversion device (wave attenuator). 9. Students will interpret data to identify which variables increase electrical output for these model wave attenuators. 10. Students will communicate results from scientific inquiry to identify factors that are important to optimizing the design of a wave attenuator.
Author:
Tabatha Roderick
Estimated Activity Length:
10 hours
Basic Stamp Microprocessor

Measuring Voltage Using a Microcontroller

Grades:
9-12
Lesson Number:
1
Description:

In this lesson students will be introduced to series circuits, resistors, a photoresistor and a microcontroller. There’s a lot here, but it boils down to making a voltage divider circuit and measuring the voltage at different points. A second circuit...

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Learning Goal(s):
Students will apply Ohm’s Law. Students will use a multimeter to measure current, voltage, and resistance. Students will use a breadboard to set up a series circuit. Students will read circuit diagrams. Students will calculate times for an RC circuit to change state. Students will prove that resistors in series have an equivalent resistance equal to their individual sums. Students will program the Basic Stamp to measure voltage levels in a voltage divider and RC circuit.
Author:
Pat Blount
Estimated Activity Length:
2 hours
Electric Current Induction

Introduction to Electromagnetism

Grades:
6-12
Lesson Number:
1
Description:

Through a series of goal-oriented activities and research, students will build physical models that demonstrate the interactions between magnetism and magnetic fields as well as interactions between magnetism and electric fields. Students will be...

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Learning Goal(s):
1. Students will demonstrate energy transfer through space using electromagnetic phenomena. 2. Students will design a model that demonstrates that a current-carrying wire can induce magnetism. 3. Students will define and build an electromagnet. 4. Students will demonstrate electromagnetic induction.
Author:
Tabatha Roderick
Estimated Activity Length:
3 hours
Car Charger Schematic

Electrical Energy and Solar Module Efficiency

Grades:
7-12
Unit:
Lesson Number:
1
Description:

This lesson will let students do research to define terms that will be used in this unit. They will record this information in their Journals, which can be scientific or simple homemade notebooks. This lesson will also introduce the multimeter, small solar...

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Learning Goal(s):
1. Students will document necessary terms in their journals 2. Students will be able to set up a multimeter to measure voltage 3. Students will be able to set up a multimeter to measure current 4. Students will be able to calculate power from data collected 5. Students should be able to measure the collector area of a solar module (area of solar cell(s) within solar module) and represent this value in square meters (m^2)
Author:
Brett McFarland
Estimated Activity Length:
4 hours
Solar Circuit

How the Amount of Light Affects a Solar Cell

Grades:
6-8
Unit:
Lesson Number:
1
Description:

Students will cover portions of a solar cell and measure the output with a multimeter. They will compare and contrast the outputs of different percentages shaded and different configurations using the same percentage shaded.

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Solar Rooftop

Introduction to the Photovoltaic Effect

Grades:
9-12
Lesson Number:
1
Description:

This lesson begins with basic chemistry with regards to atomic structure. The lesson then moves to understanding the special properties of silicon as a photoelectric semi- conductor. Building on this, the basic structure of photovoltaic solar cells is...

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Learning Goal(s):
Students will be able to describe the basic structure of a photovoltaic solar cell. Students will be able to outline or summarize how solar cells produce electricity. Students will be able to explain why silicon, boron and phosphorous are most often used to construct solar cells.
Pedagogy & Practice:
NGSS Science and Engineering Practices:
Author:
Clayton Hudiburg
Other Subjects Covered:
Estimated Activity Length:
1 hour