character: Ms. Thompson
topic: Applications of the Electromagnetic Spectrum
grade: 9
subject: Physics
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character: Mr. Adams
topic: Understanding Light and Optics
grade: 9
subject: Physics
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character: Ms. Lee
topic: Frequency and Wavelength in Waves
grade: 9
subject: Physics
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character: Dr. Patel
topic: Uses of Radio Waves in Communication
grade: 9
subject: Physics
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