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

Unit Plan: A Community Powered by Renewable Energy

Grades:
6-12
Description:

In this three-part comprehensive place-based and project-based unit, students will learn and apply rebnewable energy content to devise action plans at an individual, family, and local level. Students will use primary and secondary research explore energy...

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Learning Goal(s):
LEARNING GOALS – PART 11.Students will define and explain the differences between renewable and non-renewable energy sources.2.Students will research, summarize, and present the (short- and long-term) benefits and drawbacks of utilizing wind and solar energy. 3.Students will research, summarize, and present the (short- and long-term) benefits and drawbacks of utilizing fossil fuels.4.Students will generate questions about the greenhouse gas effect, identify and isolate variables, and then conduct an experiment to answer a class generated question about the greenhouse gas effect.5.Through Socratic seminar, students will use the knowledge gained over the course of this lesson to discuss the potential long- and short-term benefits and drawbacks of using fossil fuels, solar energy, and wind energy.6.Students will define scientific vocabulary related to electricity.7.Students will be able to describe how electricity moves through a conductor.8.Students will draw and describe series and parallel circuits.9.Students will identify ways that energy is consumed within their homes.10.Students will perform an energy audit of their home and calculate the amount of energy used by each electronic device and appliances.11.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.12.Students will explore various ways to reduce energy (goal is 30% reduction).13.Students will propose a variety of energy reduction plans and present those options to their families for discussion.14.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.LEARNING GOALS – PART 21.Students will gain background information regarding the limitations of having and wind and solar generating infrastructure within city and county limits, including environmental, aesthetic, and cultural considerations. 2.Students will work with professionals to compile criteria for placement of wind and solar energy sources.3.Students will conduct experiments to collect and analyze data to provide a conclusion to the questions: What is the optimal blade angle for generating the most energy? What is the optimal wind speed for generating the most energy?4.Students will use prevailing wind data in your region to examine energy output of various sized small wind turbines as wind speeds incrementally increase.5.Based on local wind speeds, students will determine a range of potential kilowatt generation from wind power.6.Students will conduct experiments to determine how electrical output of solar panels change as the tilt, azimuth, and shade coverage change.7.Students will generate, compare, and evaluate various solar configurations for a solar project in your region.LEARNING GOALS – PART 31.Students will utilize previously acquired information about energy needs to create a renewable energy proposal for your town or city.2.Students will perform a solar audit on their homes and use class averages to project the amount of solar energy that can be generated on residential properties.3.Students will assess where commercial and municipal solar projects can occur within your town or city to meet the energy needs for non-residential consumers.4.Students will determine potential locations for larger-scale wind and solar farms to augment the remaining energy needs of the community.5.Students will prepare a comprehensive renewable energy plan that totals the calculations for potential residential, commercial, and agency renewable energy generation.6.Students will calculate the average amount of energy generated by wind turbines and solar panels in various conditions to determine the quantity of renewable energy sources required to power the city.7.Students will use their projected energy calculations to propose a combination of wind and solar sources to meet your locality’s energy needs, based on benefits and drawbacks of each source of energy.8.Based on prevailing winds and building orientation, students will explore potential sites for wind turbines and solar panels.9.Students will develop a final proposal to meet future energy needs through a combination of energy generation and reduction of energy consumption, prepare a brief slide presentation that summarizes their comprehensive plans, and present their finding to local energy conservation groups and local government staff or elected officials.
Author:
Jonathan Strunin
Estimated Activity Length:
10 hours

Unit Plan: Understand E-Waste Through Battery Design

Grades:
4-5
Description:

In this lesson students will further explore their understanding of energy, electricity, and basic circuits. Students will begin their exploration of batteries by questioning where batteries end up when we are done using them, making connections to e-waste...

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Learning Goal(s):
1.Students will make connections to real world problem solving with e-waste.2.Students will explore battery design and transfer of energy through hands on experiments with household items.3.Students will evaluate and analyze problems with e-waste and research solutions.4.Students will draw and label models to explain circuits demonstrating the movement of energy.5.Students will be able to explain how the measured and compared batteries based on the knowledge learned about volts and using a voltmeter.
Author:
Jonathan Strunin
Estimated Activity Length:
10 hours

Adrift in a Sea of Plastic Unit Plan

Grades:
5-8
Description:

In this unit students will investigate the phenomena of plastic trash islands floating in the Pacific and Atlantic Oceans. The students will work to solve the problem of plastic trash islands through the engineering and design process. Using 3D printers,...

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Learning Goal(s):
·       Students will design 3D models using Tinkercad software.·       Students will define the problem of plastic trash islands.·       Students will describe possible solutions to the problem of plastic trash islands.·       Students will research the plastic trash problem and create google slideshows the problem and how we might fix it.·       Students will investigate different ways to build structures that both float and hold weight.·       Students will build a model of a device that could collect plastic from the ocean.·       Students will test the models they build.·       Students will communicate their results from scientific inquiry to identify factors that are important to optimizing the design of the plastic collecting device.
Author:
Jonathan Strunin
Estimated Activity Length:
10 hours
Arduino Angler Design

Illuminate Me: Merging Conductive Sewing, Technology, and Solar Power

Grades:
7-12
Description:

Light up your clothing using solar power! For this unit, students will attach thin, flexible solar modules to a bike helmet and recharge NiMH rechargeable batteries for a renewable energy battery pack. The rechargeable batteries will be used to light up...

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Learning Goal(s):
1. Students will design and sew a wearable circuit using conductive thread. 2. Students will program a wearable microcontroller to light up garment with bright LEDs. 3. Students will incorporate solar power into a wearable garment project by recharging NiMH batteries for a renewable energy battery pack. 4. Students will apply knowledge of circuitry and energy transfer to maximize design.
Author:
Kristy Schneider
Estimated Activity Length:
10 hours
Lead Acid Battery

Solar Battery Charging

Grades:
7-12
Description:

Students will become familiar with circuits, cells, batteries, and photovoltaic cells, then plan, build, test, modify, and re-test a small solar battery charger designed to maintain batteries from a particular device.

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Learning Goal(s):
Students will build series, parallel, and parallel series circuits from a schematic diagram. Students will master the basic concept of battery charging. Students will be able to plan and build solar battery chargers for a given battery system. Intermediate students will calculate time to charge a depleted battery to its full capacity given specifications of a solar module. Students will be able to explain how a solar cell works with diagrams and words. Students will use a digital multi-meter to measure voltage, current, resistance, and diode polarity.
Author:
Luke Robbins
Estimated Activity Length:
9 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
Simple Solar Water Heater

Making the Standard Solar Heater

Grades:
6-8
Lesson Number:
1
Description:

In part one of the activity students will be asked to create a simple solar heater, measure the temperature change in a vial of water, then calculate the heat energy transferred to a vial of water. Students will construct the solar heater, place a set...

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Learning Goal(s):
In this activity students will learn that sunlight energy can be transformed into other forms of energy and that the amount of sunlight energy captured by an object can be quantified and measured.
Author:
Nathan Franck
Estimated Activity Length:
1 hour
Sphero SPRK+

Introduction to Drag and Drop Coding Using Scratch

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

Students go through a series of exercises and projects/challenges to gain familiarity with coding, specifically with drag-and-drop coding. Students will look at Scratch, a free introductory computer programming language, which focuses on creative computing...

Energy Content:
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Learning Goal(s):
Students will understand how to properly order basic blocks of code to program simple functions.Students will determine the steps needed to debug issues in block programming.Students will devise methods to achieve basic animation-focused block programming tasks.Students will combine music and animation to create music videos and simple games using block coding.
NGSS Science and Engineering Practices:
Author:
Deb Frankel
Other Subjects Covered:
Estimated Activity Length:
10 hours
Solar Charger Diagram

Replacing Fossil Fuels?

Grades:
10-12
Lesson Number:
1
Description:

As students begin to look at the role photovoltaics might play within the transportation energy sector, it is important for them to understand why the phasing-out of fossil fuels is such a daunting task. This lesson is designed to help students comprehend...

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Learning Goal(s):
1. Students will define energy density. 2. Students will compare energy densities among various transportation fuel options. 3. Students will compare costs per unit of energy among various transportation fuel options. 4. Students will compare energy return on energy invested among various transportation fuel options. 5. Students will assess which fuels have the most potential to replace fossil fuels in the transportation sector using a weighted matrix.
Author:
Clayton Hudiburg
Relevant NGSS PE:
Estimated Activity Length:
1 hour