Understanding Rechargeable Batteries: Experiments and Observations

Dec 23, 2025

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This lesson explores the concept of rechargeable batteries, focusing on their functionalities and applications. Students will formulate hypotheses and conduct experiments to compare the performance of light bulbs and motors after a 3-minute charging period. Key vocabulary terms such as rechargeable battery, dry cell, wet cell, and electrolyte will be introduced. Data collected will be analyzed to evaluate the effectiveness of rechargeable batteries in different scenarios. Students will conclude by summarizing their findings in complete sentences, emphasizing the vocabulary terms.

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Understanding Rechargeable Batteries: Experiments and Observations

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Presentation Transcript

Lesson 3 Rechargeable Batteries
Question • What is a rechargeable battery?
Hypothesis • I believe . . . because . . .
Procedure • P. 21-23
Data Light Bulb Vs. Motor (3 min. charging time) Lit time of bulb vs. running time of motor Time
Vocabulary • Rechargeable battery • Dry cell • Wet cell • electrolyte
Conclusion • Write in complete sentences. • Underline all vocabulary terms