Age of Enlightenment

I. The Old Belief

            1. Ptolemaic System vs. the Geocentric system.

                        A. Earth is at the center of the universe and everything else revolves around it.

                        B. Believe in the Prime Movers, that moved the orbits.

                        C. This idea was supported by the Catholic Church.

                                    1. Catholic Church believed in a hierarchy of existence.

                                    2. God, Angles, People, Animals, and so on.

II. New Idea

            1. Copernican Model or Hellio centric universe.

            2. Nicolas Copernicus

                        A. On the Revolution of the Heavenly Spheres

                        B. The sun is at the center of the universe.

                        C. The Earth spins, which causes night and day.

                        D. The moon goes around the earth.

            3. Johannes Kelper

                        A. Planets travel in ellipses around the sun.   

            4. Galileo

                        A. First to use telescopes

                        B. Have real data to support his idea.

            5. Isaac Newton

                        A. Principia Explains how gravity works.

                        B. Ties everyone elses work together.

            6. Rene Descartes

                        A. Discourse of Method

                        B. Use your common sense.

                        C. Father of Rationalism