character: Galileo Galilei
topic: Observaciones astronómicas
grade: 12
subject: Foreign Language
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character: Isaac Newton
topic: Ley de la gravitación universal
grade: 12
subject: Foreign Language
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character: Johannes Kepler
topic: Leyes del movimiento planetario
grade: 12
subject: Foreign Language
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character: Nicolaus Copernicus
topic: Teoría heliocéntrica
grade: 12
subject: Foreign Language
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