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Chapter 6

Chapter 6. Ptolemy. Geocentric universe- earth is at the center. Scientific Revolution. Revolution means great change New way of thinking Discoveries exploration. Copernicus. Heliocentric Universe- sun is the center 1543 wrote a book. Kepler. Used math to support heliocentric model

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Chapter 6

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  1. Chapter 6

  2. Ptolemy • Geocentric universe- earth is at the center.

  3. Scientific Revolution • Revolution means great change • New way of thinking • Discoveries • exploration

  4. Copernicus • Heliocentric Universe- sun is the center • 1543 wrote a book

  5. Kepler • Used math to support heliocentric model • Showed elliptical rather than circular orbits • 1600 worked with Brahe

  6. Galileo • Built own telescope • He saw stuff rather than pure orbs of light • Supported Copernican Theory • Made the Church angry (instrument of the devil) • 1632 book that caused him to face charges at the Inquisition (Church court) • Forced him to recant, house arrest until he died

  7. Scientific Method-logical procedure • Observation • Question or problem • Hypothesis • Experiment (testing) • Conclusion: confirms or disproves hypothesis

  8. Bacon • Invented scientific method • Experimental method

  9. Descartes (day-cart) • Believed that everything should be doubted until proven with logic • “I think, therefore I am”

  10. Isaac Newton • 1687 wrote a book • Studied the Law of Gravity (wrote a book) • Continued works of Copernicus and others • Every object has an attraction to others

  11. Scientific instruments • Microscope: Janssen, 1592 • Torricelli (1643): barometer: measures atmospheric pressure • Fahrenheit (1714): thermometer • Celsius (1742): created a scale for measuring temperature.

  12. Galen and Vesalius (we-sally-us) • Galen: ancient Greek physician • Vesalius: dissected human bodies, revolutionized the way we look at medicine • 1543 wrote a book

  13. Jenner • British doctor 1749-1823 • Father of immunology • Introduced vaccine to prevent small pox

  14. Boyle • Book 1661 • Father modern chemistry • Gases: Boyle’s Law

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