Class 9: Build Biological Battery Circuit with LED and Record
Electrician, Cleantech Engineer, Energy Engineer & Data Analyst


Lesson Summary
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In this chapter, students will learn to build simple electronic systems with batteries while working with circuits and LED lights. By adding the non-toxic, renewable electrolyte solution into the battery cells to light up the LED light and observe and record data over time. Hands-on learning/engineering and diagnosis, and troubleshooting will apply to real-world engineering problems. The tools learned in previous classes will now apply.
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Essential Questions:
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How can the emerging climate technology and industry help to reduce carbon emissions and impact global warming? Using examples.
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​How can people’s habits and lifestyle impact and change the global warming effect?
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What are the emerging career opportunities for students due to climate change?
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What are the important techniques and knowledge students need to learn to prepare themselves for future career opportunities?
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Learning Objectives:
Students will be able to...
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Test the LED quality (If it turns on when powered by the battery), record the data, and then interpret the data.
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Question model design and components of the electrical circuit
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Engage in discussions about the key factors influencing the battery pack's performance.
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Recognize the potential application of a battery pack.
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Relate what they learned from hands-on practice compared to the theory learned from the book.
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Explore different real-world applications of the battery and various prototype designs.
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Design prototype models of a battery pack
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Perform calculations and interpret related measurements.
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Make connections as to why engineers are part of the energy conversation.
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Apply the diagnosing and troubleshooting process.
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Other Materials
(Presentation slides, photos and technology demos are upon request to Bioechem)
Company Videos​
Cleantech STEM kit:
https://youtube.com/watch?v=GIrhokeM1hc&feature=shared
Biological Microbattery: