character: Tycho Brahe
topic: Geocentric vs. Heliocentric Models
grade: 10
subject: Physics
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character: Copernicus
topic: Heliocentric Model
grade: 10
subject: Physics
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character: Galileo Galilei
topic: Support for Heliocentrism
grade: 10
subject: Physics
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character: Aristotle
topic: Geocentric Model
grade: 10
subject: Physics
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