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The geocentric theory is explained in detail in Ptolemy's book Alamagest.
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He introduces the Helocentric theory and argues against the geocentric theory.
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They prove the heliocentric theory using the precise language of geometry and numbers.
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He uses it to observe space.
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He uses metal balls and a wooden ramp for his experiment.
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explains thats humans are mammals and blood is not motionless in the body but flows and is pumped throught the heart.
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Confirms Bacon's thoery and adds math to the equations.
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Explains the relationship between inertial movement and gravitational attraction and the earth.