character: Hedy Lamarr
topic: Frequency Hopping Spread Spectrum Technology
grade: 9
subject: Physics
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character: Nikola Tesla
topic: Wireless Communication Innovations
grade: 9
subject: Physics
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character: Marconi
topic: Early Radio Waves and Communication
grade: 9
subject: Physics
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character: Tim Berners-Lee
topic: Invention of the World Wide Web
grade: 9
subject: Physics
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