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part 3 rg 1

What is the contribution Nicholas Copernicus made? Proposes heliocentric theory On the Revolutions of the Heavenly Spheres
Nicholas Copernicus Challenge to traditional way of perceiving universe Disproves the theory of geocentric universe
What is the contribution Tycho Brahe made? Builds observatory, observes comet that passes through the "crystals" between the planets and crystalline spheres
Tycho Brahe Challenge to traditional way of perceiving the universe? disproves the crystalline sphere theory
What is the contribution Johannes Kepler made? Discovers that planets move in elliptical orbits
Johannes Kepler Challenge to traditional way of perceiving the universe Dispels the idea that planets move in perfect circular orbits
What is the contribution Galileo Galilei made? Observations made through the telescope in The Starry Messenger reveal that the celestial bodies have imperfections(moon has craters, Jupiter has moons, sun has spots)
Galileo Gallilei Challenge to traditional way of perceiving the universe Dispels idea that heavenly bodies are perfect/unblemished
What is the contribution Sir Isaac Newton made? Formulates mechanical laws of motion to explain why planets orbit rather than fly into space or crash into the sun in Principia Mathematica (1687)
Sir Isaac Newton Challenge to traditional way of perceiving the universe his idea of universal laws of motion dispels the idea that there is a separate set of laws that govern the heavens and the Earth
Created by: kingj5490
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