The Scientific Revolution Part 2

Philosophical Foundations of Science

  • Theoretical changes and practical gains
  • Rene Decartes and Francis Bacon
  • Bacon’s work empirical, observations and common-sense, Descartes rational, logic and reason
    Induction – going from the particular to the general
    Deduction – going from the general to the particular
  • Bacon and inductive method, accumulating observations
  • Descartes and deductive method, clear and distinct ideas
  • Descartes - system of ideas, Bacon - organization of scientists
  • Bacon’s ideal scientific community, common sense, experiment and observation
  • Bacon - science and industry, improvement of society
  • Descartes - deductive logic and self-evident propositions, mathematical analysis, coordinate geometry
  • Cartesian quantitative philosophy, separation of religion and science, matter as extension and motion, living beings as machines

The Expansion of Science

  • Merchant interests and manufacturing interests
  • Nation building, economic expansion, communication, cooperation and demand for scientific innovation
  • Scientists independently wealthy, merchants, landowners, lawyers, doctors, clergy
  • Royal Society of London and the French Royal Academy
  • Science and practical issues: pumping and hydraulics (mining), gunnery and mechanics (warfare) and navigation (trade)
  • Scientists traded ideas, published work, carried out public experiments
  • Experimental basis to 17th century science
  • Robert Boyle, Robert Hooke and air-pump, vacuum, atomism, corpuscular theory

Experimental Equipment

  • Telescope and optical theory
  • Microscope and new observations, microorganisms
  • Barometer, pressure of the air, vacuum
  • Air pump, experiments on vacuum and combustion, respiration, sound, electricity

Celestial Mechanics

  • Copernicus and physics, rotating and revolving Earth
  • Determination of longitude, astronomically and chronologically
  • Motion of stellar bodies, centrifugal force and gravity
  • Sir Isaac Newton (1642-1727), mathematics, astronomy, optics, mechanics, chemistry, alchemy
  • Professor, warden of the Royal Mint, Knighthood
  • Principia Mathematica Philosophia Naturalis (1687)
  • force should decrease with distance, inverse-square law (1/r2)
  • Force associated with a change in motion, rather than motion itself, objects tend to preserve their motion until acted upon by a force
  • Universal gravity: planets, moon, falling objects, tides
  • Unifies terrestrial and celestial realms

Revolutions in Science

  • Disruption of capitalism and revolution in science
  • Unity to 17th century science, in persons (broad interests), ideas (quantitative analysis) and applications (practical)

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