character: Dr. Smith
topic: Physiology of Energy Systems in Exercise
grade: 9
subject: Physical Education
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character: Ms. Johnson
topic: Aerobic vs. Anaerobic Exercise
grade: 9
subject: Physical Education
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character: Mr. Lee
topic: Understanding Muscle Metabolism
grade: 9
subject: Physical Education
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character: Coach Davis
topic: Energy Requirements for Different Sports
grade: 9
subject: Physical Education
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