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The Enlightenment. Lesson #1: The Scientific Revolution. The Scientific Revolution. Main Idea: In the mid-1500s, scientists began to question accepted beliefs and make new theories based on experimentation.
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The Enlightenment Lesson #1: The Scientific Revolution
The Scientific Revolution • Main Idea: In the mid-1500s, scientists began to question accepted beliefs and make new theories based on experimentation. • Why it matters now: Such questioning led to the development of the scientific method still in use today.
Learning Goal:List circumstances that led to the Scientific Revolution. • THE ROOTS OF MODERN SCIENCE • The Medieval View: Geocentric View • A New Way of Thinking: What is the Scientific Revolution? Ptolemy’s Geocentric Theory of the Universe
Learning Goal:Summarize the development of the heliocentric theory. B. A REVOLUTIONARY MODEL OF THE UNIVERSE • The Heliocentric Theory: Copernicus “On the Revolutions of the Heavenly Bodies” • Kepler: astronomer – used mathematical equations to prove heliocentric theory Copernicus’s Heliocentric Theory of the Universe
Learning Goal:Summarize the development of the heliocentric theory. III. Galileo’s Discoveries: “Starry Messanger” – moon and stars are perfect IV. Conflict with the Church: 1632 “Dialogue Concerning the Two Chief World Systems”
Learning Goal:Describe the scientific method. C. THE SCIENTIFIC METHOD What is the Scientific Method? • Problem/Question • Hypothesis • Experiment • Conclusion • Bacon (ENG): • Descartes (FR): Francis Bacon Rene Descartes
Learning Goal:Explain Newton’s Law of Gravity. D. NEWTON EXPLAINS THE LAW OF GRAVITY Law of Universal Gravitation: 1687 “The Mathematical Principles of Natural Philosophy”
Learning Goal:Describe the importance of the scientific method in different fields. E. THE SCIENTIFIC REVOLUTION SPREADS • Scientific Instruments: Janssen (DUT) = microscope/eye glasses; Leeuwenhoek (DUT) = observed bacteria and red blood cells; Torricelli (IT) = mercury barometer; Fahrenheit (GER) and Celsius (FR) = mercury thermometer • Medicine and the Human Body: Vesalius = dissect humans “On the Structure of the Human Body”; Jenner = vaccines • Discoveries in Chemistry: Robert Boyle = founder of Modern Chemistry “The Skeptical Chemist” http://www.turner.com/planet/credit-song.html