Thermal Convection

Where Does Energy Go?

Grades:
3-8
Lesson Number:
2
Description:
This lesson consists of six demonstration activities that show examples of ways in which water and air absorb heat to transfer energy from one place to another. These demonstration activities act as unique phenomena in which students can generate questions to...
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Learning Goal(s):
Students will understand that hot air risesStudents will understand why hot water and hot air rise and cold air and cold water sink.Students will learn that wind is produced by warm air rising and cold air sinking.Students will learn that the energy of moving hot air can be converted into other forms of energy.Students will understand that energy from the sun can be converted into heat.Students will discuss the effects of the chimney stack phenomenon.
Author:
Lisa Morgan
Other Subjects Covered:
Estimated Activity Length:
5 hours
Sources of Energy

Informative Writing: Where Does Energy Come From?

Grades:
3-8
Lesson Number:
1
Description:
This lesson is a (stand alone or in-unit) guided non-fiction research and writing project, which includes a differentiated choice menu and list of ideas for publishing the completed project. Each student will choose one of ten energy sources to research,...
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Learning Goal(s):
Students will understand ten renewable and non-renewable energy sources on the earth.Students will learn the locations of different energy sources on the earth.Students will learn the history of energy sources and how they have been used by humans.Students will learn about innovations and inventions used to find, recover, store and release energy for human consumption.
Pedagogy & Practice:
Author:
Lisa Morgan
Estimated Activity Length:
10 hours
Solar Updraft Tower

Solar Updraft Towers Unit Overview

Grades:
3-8
Description:
Students will combine research, direct observations, and hands-on investigation to lead them into an engineering design project involving the construction of a solar updraft tower. During this process, students will make references to specific phenomena they...
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More Details Less Details
Learning Goal(s):
Students will understand ten renewable and non-renewable energy sources on the earth.Students will learn the locations of different energy sources on the earth.Students will learn the history of energy sources and how humans have used them.Students will learn about innovations and inventions used to find, recover, store, and release energy for human consumption.Students will understand that hot air risesStudents will understand why hot water and hot air rise and cold air and cold water sink.Students will learn that wind is produced by warm air rising and cold air sinking.Students will learn that the energy of moving hot air can be converted into other forms of energy.Students will understand that energy from the sun can be converted into heat.Students will discuss the effects of the chimney stack phenomenon.Students will understand that wind energy can be converted into other forms of energy.Students will determine different methods to increase the effectiveness of a wind turbine blade by harnessing and converting the mechanical energy of the wind.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.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.
Author:
Lisa Morgan
Estimated Activity Length:
10 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. Once...
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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 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 the...
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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
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
Car Charger Schematic

Activities and Assessment of Vocab and Units

Grades:
7-12
Unit:
Lesson Number:
2
Description:
This lesson is intended as a way to check for student understanding regarding the content presented in the previous lesson of this unit. The assessment takes place in two parts: a written assessment of content-related vocabulary and concepts as well as a...
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Learning Goal(s):
Students will be able to define voltage, current, power and energy as it relates to electricity.Students will be able to define electricity and have the units for all the above terms in their Journals.Students will be able to set up multimeters for voltage and current and will be assessed on this.
Author:
Brett McFarland
Relevant NGSS PE:
Other Subjects Covered:
Estimated Activity Length:
2 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
Sources of Energy

What is Energy? Where does it come from?

Grades:
4-5
Unit:
Lesson Number:
1
Description:
Students will be introduced to the scientific meaning of energy and complete a lesson on forms of energy vs. sources of energy. They will learn that most of the energy they use comes from fossil fuels. (Petroleum 35%, Natural Gas 27%, Coal 18%=82%) Engagement...
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Learning Goal(s):
Students will obtain basic background information on energy. Students will use their background knowledge to determine what different examples of energy are.
Pedagogy & Practice:
Author:
Debbie Abel
Other Subjects Covered:
Estimated Activity Length:
50 min
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 with...
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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
Relevant NGSS PE:
Other Subjects Covered:
Estimated Activity Length:
6 hours

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