Dye in Water

Developing a Model of Thermal Energy, Atoms, and Molecules

Grades:
6-8
Lesson Number:
2
Description:

Through a series of exploration and inquiry activities, students will explain kinetic molecular theory, atomic, and molecular structures. Students will be challenged to gradually increase the precision of their explanation of molecular-level structures...

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Learning Goal(s):
Students will develop a model through collaborative inquiry to explain thermal kinetic energy and predict the outcome when heat is added to a substance. Students will build argumentation from evidence skills through collaborative sense-making and gallery walk presentations. Students will develop a model of atomic and molecular structures.  
Author:
Melody Childers
Relevant NGSS PE:
Estimated Activity Length:
9 hours

Keeping it Cool With Solar: Making Shade

Grades:
K-2
Lesson Number:
2
Description:

This lesson is designed for one 30-minute session. After reviewing the hot/cool playground spots from Lesson 1, Students will be asked, “On a hot day, which materials might keep the ground the coolest?”. Students will be given tissue paper, photocopy...

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Cost Effective Solar Cells: Engaging with Solar Panels

Grades:
9-12
Lesson Number:
2
Description:

This lesson is designed to span 2 days with 80-minute sections. On the first day, the teachers will challenge the students to assemble circuits with solar panels that can power up 1) a motor with fan, 2) a music-playing circuit, and 3) an LED. Students...

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Learning Goal(s):
Students will construct working solar panel arrays to power LEDs, fans, and music boxesStudents will sketch models of working solar circuits
Author:
Tom Wolverton
Estimated Activity Length:
3 hours
Wave Attenuator

Testing a Tidal Wave Attenuator

Grades:
6-12
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:
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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.
Author:
Tabatha Roderick
Estimated Activity Length:
5 hours
Solar Charger Diagram

Can Portable PV Charge Vehicles?

Grades:
10-12
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....

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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.
Author:
Clayton Hudiburg
Estimated Activity Length:
2 hours
Solar Circuit

How Tilt Angle Affects Solar Cell Output

Grades:
6-8
Unit:
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...

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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.
Author:
Todd Freiboth
Estimated Activity Length:
40 min
Car Charger Schematic

Phone Charger Efficiency

Grades:
7-12
Unit:
Lesson Number:
3
Description:

This is part of the Off the Grid Unit. In this lesson students will explore the concept of efficiency , and how to take data in order to calculate the efficiency of various cell phone or USB charging circuits. They will complete this process by using a...

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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:
Estimated Activity Length:
2 hours
Wort Chiller

Bioreactor Water Circulation System

Grades:
7-12
Lesson Number:
3
Description:

Solar energy is available when the sun shines but energy can be supplemented at night by the decomposition energy in a bioreactor. In this activity we will experiment with the feasibility of using heated water in a bioreactor to circulate it through a...

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Learning Goal(s):
1. Students will examine the properties of solar water pumping systems using KidWind solar water pumps or similar water pumps. 2. Students will experiment with the properties of water and its limitations in circulating due to pump power and distance. 3. Students will evaluate the use of a heat sink/chiller in the circulation of water through the bioreactor.
Author:
Tami Church
Estimated Activity Length:
4 hours
Sun in Space

Our Place in Space: Tracking the Earth's Path Around the Sun

Grades:
1-3
Lesson Number:
3
Description:

During sessions in October, January, and April we will discuss observations about the weather during that season (temperature, length of day, precipitation) and explore how this relates to the Earth’s movement around the Sun. The lesson series will start...

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Learning Goal(s):
Students will be able describe how the Earth orbits the Sun and how the tilt of the planet creates the seasons by recording the ‘Sun’s path’ in our sky in the fall, winter, and spring.
Author:
Jamie Repasky
Estimated Activity Length:
6 hours
Kill-A-Watt_Meter

How much energy do YOU use?

Grades:
7-8
Lesson Number:
3
Description:

Students will learn the difference between energy and power. They will then use this new understanding to compare the energy and power difference of light bulbs (incandescent, halogen, fluorescent, and LED) using a tool called a “Kill-A-Watt” meter....

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Learning Goal(s):
Students will be able to: • Explain the difference between power and energy • Proficiently use a “Kill-A-Watt” meter to determine the power and total energy usage of everyday devices • Compare the total energy used by common household devices • Brainstorm different ways we can conserve electrical energy
Author:
Craig Marais
Relevant NGSS PE:
Estimated Activity Length:
0 sec