Scientific Revolution

1. Scientific Revolution Follow Up to the Renaissance

2. Changing Views of the Universe • Original View of the Universe • Aristotle was the accepted expert • Earth was thought to be the center of the universe, known as geocentric. • Ptolemy was the champion of this view point. • Church accepted this point of view and all other view points were seen as heresy.

3. Challenges to this View • Copernicus and Kepler • In 1543 Copernicus published his findings that the sun, not the earth, was the center of the universe. • Idea is called heliocentric • Kepler took Copernicus’ idea one step further and showed the rotation of the planets around the sun. • These orbits were believed to be oval-shaped and were called ellipses.

4. Galileo • Lived in Italy and used a telescope to look at the moons of Jupiter • He was condemned by the Church • He was placed under house arrest and was threatened with death • New Scientific Method • New approached on observation and experimentation, which Plato had said years before • Descartes • Believed the only thing in the world is doubt and in order to doubt he had to rationalize • Famous saying, “I think therefore I am”

5. Isaac Newton • Law of gravity- single force attracts objects to each other. • Creates the discipline of calculus • Robert Boyle • Studied chemistry • Boyle’s Law, volume of gas varies with the pressure exerted on it • Francis Bacon • Develops the Scientific Method

6. Breakthrough in Medicine • Vesalius comes up with the first accurate and detailed study of human anatomy • Blood circulation was discovered to be from the heart and people have one type of blood. • Did work with artificial limbs and surgical techniques