character: Professor Adams
topic: Optical Instruments and Their Functions
grade: 11
subject: Physics
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character: Dr. Helen Carter
topic: Applications of Lenses in Photography
grade: 11
subject: Physics
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character: Mr. Samuel Lewis
topic: Understanding Mirrors and Reflections
grade: 11
subject: Physics
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character: Ms. Rachel Green
topic: Exploring the Science of Telescopes
grade: 11
subject: Physics
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