Solar Updraft

Let's Build Our Wind and Solar Energy Toy

Grades:
3-8
Lesson Number:
4
Description:

Students will combine what they learned in previous lessons using their investigations of convection-related phenomena to design a device that will convert light energy from the sun into thermal energy and utilize the resulting convection currents. Their...

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Learning Goal(s):
Students will determine that thermal energy resulting from the sun’s radiation can create an updraft that will power a turbine to spin.                                                Students will identify characteristics of turbine design that improve the success of their device.Students will utilize content from previous phenomena they investigated, such as the chimney stack effect and Norwegian candle toys, to determine how to best harness the energy transformed by their device from the sun.
Pedagogy & Practice:
Author:
Lisa Morgan
Estimated Activity Length:
3 hours
Hot Pack

Engineering a Hot Pack

Grades:
7-8
Lesson Number:
5
Description:

Through a series of inquiry activities, students will discover the properties of the chemical reaction of dissolving CaCl 2 in water, the effect of stirring, and of adding baking soda and sodium polyacrylate crystals. Once initial data is collected,...

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Learning Goal(s):
Students will collect data to characterize a chemical reaction Students will identify the criteria and constraints of an engineering challenge. Students will design and build a hot pack that meets the criteria of the project. Students will collect data to support their proposed design. 
Author:
Melody Childers
Relevant NGSS PE:
Estimated Activity Length:
5 hours
Solar Updraft Tower

Learning About Solar Updraft Towers

Grades:
3-8
Lesson Number:
5
Description:

This lesson helps students learn about solar updraft towers being planned and built around the world to help solve the energy crisis by using unlimited power from the sun. This will provide real world context to the engineering challenge they engaged in...

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Learning Goal(s):
Students will be able to define and explain what a solar updraft tower is.Students will make connections between their previous engineering challenge and a real world solution to the world’s growing energy demands, including careers.
NGSS Science and Engineering Practices:
Author:
Lisa Morgan
Other Subjects Covered:
Estimated Activity Length:
0 sec
BioLite

Biolite - Fire to Phone Charging

Grades:
7-12
Unit:
Lesson Number:
6
Description:

This is the 6 th part in the Off the Grid Unit. This lesson continues to look at the efficiency of USB charging devices, but this time we will be using a commercially available camping stove that uses heat to create electricity in order to charge a phone....

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Learning Goal(s):
1. Students will use thermometers and a stopwatch to calculate power. 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 to other circuits tested in this unit. 5. Students will know what the Peltier Junction does.
Author:
Brett McFarland
Relevant NGSS PE:
Estimated Activity Length:
1 hour
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Lerato Cooks Up a Plan

Grades:
4-5
Unit:
Lesson Number:
7
Description:

The teacher will begin reading aloud the realistic fiction book, “Lerato Cooks Up a Plan” from Engineering is Elementary. In this book, a young girl from Botswana learns science ideas that help her design a solar oven for her family. Students will reflect...

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Learning Goal(s):
Students will identify a real world problem that can be solved using solar energy. Students determine how the sun can be harnessed without generating electricity from it.
Author:
Debbie Abel
Estimated Activity Length:
50 min
Earth Sun

Heat Transfer

Grades:
3-5
Lesson Number:
7
Description:

Students will observe that heat naturally spreads from warmer places to cooler places and that some materials spread (conduct) heat and others keep it from spreading (insulate).

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Learning Goal(s):
Students will observe how some materials conduct heat and others insulate heat.
Pedagogy & Practice:
Author:
Lisa Morgan
Estimated Activity Length:
30 min
Solar Water Heating Experiment

Setting Up the Experiment - Solar Water Heating

Grades:
4-5
Lesson Number:
8
Description:

Students will set up the experiment that they will use to determine the amount of energy from the sun that can be used to heat water and the variables that can help the exchange of heat most effectively. They will accomplish this through setting up simple...

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Learning Goal(s):
Students will use their previous learning about observation and solar power to set up an experiment to determine the amount of heat that can be collected in water containers from the sun. Students will determine three variables that affect the jug’s absorption and trapping of energy from the sun. Students will take data measurements from these set ups in order to make evidence-based conclusions from the experiment.
NGSS Science and Engineering Practices:
Author:
Eric Gronseth
Estimated Activity Length:
40 min
All American Sun Oven

Professional Sun Oven

Grades:
4-5
Unit:
Lesson Number:
8
Description:

Students will view a professional solar oven in use and hypothesize how it works. They will do this through observing the oven in action as it cooks an egg, then recording their observations. This will be recorded in their energy notebooks.

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Learning Goal(s):
Students will learn how a professional solar oven works. Students will make scientific observations about the functionality of a solar oven. Students will practice prototyping through their own sketches of a solar oven.
Pedagogy & Practice:
Author:
Debbie Abel
Other Subjects Covered:
Estimated Activity Length:
50 min

Passive Solar Water Heating: Collecting and Reporting Data, Making Recommendations

Grades:
4-5
Lesson Number:
9
Description:

Students will explore ways that the sun can be used to heat water and the variables involved in the efficiency of using the sun to heat water for use in homes or businesses. They will determine this through taking measurements of their solar water heaters...

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Learning Goal(s):
Students will identify variables related to the sun heating water such as time of exposure, air temperature, and color of container. Student groups will design and build solar water heater containers using five-gallon water jugs. Students will design containers using color, cover material, and surround as variables. Students will predict which container and location will collect the most heat from the sun.
Author:
Eric Gronseth
Estimated Activity Length:
1 hour
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Let's Build Sun Ovens

Grades:
3-5
Lesson Number:
9
Description:

The purpose of this lesson is to introduce the students to three different styles of inexpensive solar ovens. Students will work together to build a File Box oven, an auto shade/bucket oven and a “Copenhagen” style oven. Students will follow written...

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Learning Goal(s):
Students will follow written directions and use what they have learned about necessary components of a solar oven to build three different ovens in small groups.
Author:
Lisa Morgan
Estimated Activity Length:
3 hours