character: Professor John Smith
topic: Understanding Cosmic Microwave Background and Dark Matter
grade: 12
subject: Physics
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character: Dr. Emily Carter
topic: The Role of Dark Energy in the Universe
grade: 12
subject: Physics
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character: Professor Alice Johnson
topic: Exploring Gravitational Waves and Their Implications for Cosmology
grade: 12
subject: Physics
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character: Dr. Michael Lee
topic: Black Holes: The Mysterious Heart of Galaxies
grade: 12
subject: Physics
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