U10 scientific revolution

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U10 scientific revolution

  1. 1. The Scientific Revolution
  2. 2. How did Ptolemy view the universe? <ul><li>100s AD, Greek astronomer </li></ul><ul><li>Geocentric, or earth-centered view </li></ul><ul><li>The stars & planets moving around the earth </li></ul>
  3. 3. How did the ideas of Copernicus contradict those of Ptolemy? <ul><li>Nicolaus Copernicus, Polish astronomer </li></ul><ul><li>1543, Revolutions of the Celestial Spheres </li></ul><ul><li>Proposed a heliocentric, or sun centered universe </li></ul>
  4. 4. Who was Galileo? <ul><li>Astronomer born in Pisa, 1564 </li></ul><ul><li>Used a telescope to observe the moon, Saturn, sun spots & comets </li></ul><ul><li>Established the theory of inertia </li></ul><ul><li>Confirmed Copernicus’s theories </li></ul><ul><li>Condemned by the church and forced to recant his “errors” </li></ul>
  5. 5. Who was Galen? <ul><li>Greek physician during the 100s AD </li></ul><ul><li>Galen’s work was the basis for European understanding of how the body worked before the Sci. Rev. </li></ul><ul><li>Based most of his findings on animal dissection </li></ul>
  6. 6. Who was Andreas Vesalius? <ul><li>Professor of medicine in Italy </li></ul><ul><li>On the Fabric of the Human Body , 1543 </li></ul><ul><li>Developed a “hands-on” approach to the study of anatomy </li></ul><ul><li>Used human dissection to disprove many of Galen’s principles </li></ul>
  7. 7. Who was William Harvey? <ul><li>English doctor </li></ul><ul><li>On the Motion of the Human Heart , 1628 </li></ul><ul><li>Pointed to the heart as the starting point for circulation </li></ul><ul><li>Described how blood circulated and how the heart worked </li></ul>
  8. 8. How were discoveries made before the Scientific Revolution? <ul><li>Deductive Logic </li></ul><ul><li>Principles were assumed, then conclusions were made from those principles </li></ul><ul><li>Working from general to specific </li></ul>
  9. 9. What changes did Sir Francis Bacon make to scientific discovery? <ul><li>1561-1626 </li></ul><ul><li>Established “Scientific Method” </li></ul><ul><li>Working from specific to general </li></ul><ul><li>Experimentation & observation leading to a general rule or idea </li></ul>
  10. 10. What was the popular view of the universe before the Sci. Rev? <ul><li>Belief in a living, spiritual universe </li></ul><ul><li>Every physical object having a spiritual counterpart </li></ul>
  11. 11. How did Rene Descartes change this view of the universe? <ul><li>Proposed a universe composed of “dead” matter </li></ul><ul><li>The natural universe operated as a machine </li></ul><ul><li>The human mind could therefore observe and discover how the machine operates </li></ul>

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