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140 BCE
Ptolemy supported the geocentric theory
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4 BCE
Aristotle explained the geocentric theory
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1543
Nicolaus Copernicus reasoned the heliocentric theory
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1543
Andreas Vesalius published On the Fabric of the Human Body
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Zacharias Janssen invented the microscope
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The Baroque Period began in art,music,and architecture.
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Galileo developed the law of the pendulum
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Johannes Kepler published the first two laws of planetary motion
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Francis Bacon published Novum Organum
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Rene Descartes published Discourse on Method
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Galileo was put under house arrest by an Inquisition for supporting Copernicus' theory
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Evangelista Torricelli developed the first mercury barometer
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Thomas Hobbes published the Leviathan
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Robert Boyle created Boyle's Law
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Marie-Therese Geoffrin held her first salon of philosophes
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Isaac Newton published his law of gravity
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Emelie du Chatalet translated Newton's work from Latin to French
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John Locke explains his theory of natural rights
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Mary Astell wrote A Serious Proposal to the Ladies
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Anton Van Leeuwenhoek saw red blood cells
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Gabriel Fahrenheit made the first thermometer to use mercury in glass
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Anders Celsius created a scale for the mercury thermometer
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Francois-Marie Arouet changed his name to Voltaire and goes on to champion individual freedoms
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Joseph II rules Prussia
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Frederick II began his rule of Prussia
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Montesquieu published On the Spirit of Laws
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The classical period of art begins
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Denis Diderot published the first volume of Encyclopedia
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Jean Jacques Rousseau wrote the social contract
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Catherine the great rules Russia
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Cesare Beccaria published On Crimes and Punishments
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Joseph Priestly discovered oxygen
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Thomas Jefferson wrote the declaration of independence
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Antoine Lavosier discovered and named oxygen gas
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Joseph II ruled Austria
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The U.S enacted the Constitution
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Mary Wollstonecraft wrote a Vindication of the Rights of Woman
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Edward Jenner introduced a vaccine for chicken pox
