character: Mr. Lee
topic: The Importance of Calibration in Scientific Instruments
grade: 9
subject: Chemistry
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character: Dr. Smith
topic: Understanding Measurements in Chemistry
grade: 9
subject: Chemistry
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character: Ms. Johnson
topic: The Role of Precision in Scientific Experiments
grade: 9
subject: Chemistry
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character: Professor Adams
topic: The Basics of Instrument Calibration in Labs
grade: 9
subject: Chemistry
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