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Questions and Answers
Who proposed a heliocentric model with the sun at the center?
Who proposed a heliocentric model with the sun at the center?
According to Aristotle, why do heavier objects fall toward the center of the Earth?
According to Aristotle, why do heavier objects fall toward the center of the Earth?
Who is best known for his geocentric model of the universe?
Who is best known for his geocentric model of the universe?
Who conducted an experiment in 1798 to determine the density of the Earth and the gravitational constant?
Who conducted an experiment in 1798 to determine the density of the Earth and the gravitational constant?
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Which scientist's observations of stars and planets were the most accurate of his time?
Which scientist's observations of stars and planets were the most accurate of his time?
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Whose model of the universe was widely accepted for over a thousand years before being replaced by another model?
Whose model of the universe was widely accepted for over a thousand years before being replaced by another model?
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