Scientific Revolution

Defined… 1500s- Big shift from Medieval thinking 1500s- Big shift from Medieval thinking –Will question that Earth was the center of the universe (Church belief) –People begin to question nature of God when discover laws of the universe (science vs. faith) Belief that mathematical laws governed nature and the universe and could be known, managed and shaped by people! Belief that mathematical laws governed nature and the universe and could be known, managed and shaped by people!

Key Figures in Astronomy Nicolaus Copernicus proposed a heliocentric (sun-centered) model of the universe Nicolaus Copernicus proposed a heliocentric (sun-centered) model of the universe Tycho Brahe set up an astronomical observatory to provide evidence Tycho Brahe set up an astronomical observatory to provide evidence Johannes Kepler calculated the elliptical orbits of the planets moving around the sun Johannes Kepler calculated the elliptical orbits of the planets moving around the sun Galileo Galilei used a telescope to look at the planets and also claimed that Earth moves around the sun Galileo Galilei used a telescope to look at the planets and also claimed that Earth moves around the sun

Church uproar! Galileo indicted for his ideas. Galileo indicted for his ideas. He was under house arrest for the rest of his life AND he had to take back what he said. He was under house arrest for the rest of his life AND he had to take back what he said.

The Development of the Scientific Method It began with looking back at Plato’s, teachings- look for nature’s truths with math. It began with looking back at Plato’s, teachings- look for nature’s truths with math. Francis Bacon - stressed experimentation and observation to discover truth Francis Bacon - stressed experimentation and observation to discover truth Descartes - believed in discovering truth through reason. “I think therefore I am,” Descartes - believed in discovering truth through reason. “I think therefore I am,”

Scientific Method Scientific Method is the step by step process of discovery Scientific Method is the step by step process of discovery –Propose a hypothesis –Procedures (experiments – test the hypothesis) –Data (Results) –Form conclusions Hypothesis – a possible explanation to a problem Hypothesis – a possible explanation to a problem

Medicine Rediscovered the work of Galen Rediscovered the work of Galen Andreas Vesalius- first accurate study of human anatomy by having connections to autopsy dead bodies… Andreas Vesalius- first accurate study of human anatomy by having connections to autopsy dead bodies… William Harvey- first to describe the circulation of blood William Harvey- first to describe the circulation of blood Anton van Leeuwenhoek- uses microscope to see cells and microorganisms Anton van Leeuwenhoek- uses microscope to see cells and microorganisms

Chemistry Chemistry from tradition of alchemy in Middle Ages (that any substance can be transformed into another, like gold from metal) Chemistry from tradition of alchemy in Middle Ages (that any substance can be transformed into another, like gold from metal) Robert Boyle Robert Boyle –explained all matter as being made up of tiny particles –difference between elements and compounds –explained effect of temperature & pressure on gases

Isaac Newton Isaac Newton Nature follows laws, and all motion in the universe can be measured and described mathematically Nature follows laws, and all motion in the universe can be measured and described mathematically Gravity Gravity Calculus Calculus

Discussion – take 60 seconds. What is the best invention of all time? What is the best invention of all time? What is the worst invention of all time? What is the worst invention of all time? If you had an endless supply of money what invention would you like to see created? If you had an endless supply of money what invention would you like to see created?