2. Scientific Revolution Middle Ages: Europeans followed what the Greeks, Romans, or Bible said about the physical world Middle Ages: Europeans followed what the Greeks, Romans, or Bible said about the physical world Thought earth was the center of the universe Thought earth was the center of the universe mid-1500s, scientists began to question accepted beliefs out of curiosity mid-1500s, scientists began to question accepted beliefs out of curiosity Discovery of new lands with new plants and animals raised even more curiosity! (what was this age called?) Discovery of new lands with new plants and animals raised even more curiosity! (what was this age called?) Description: created new theories based on: Description: created new theories based on: 1. Willingness to question old beliefs 2. Observation 3. Experimentation Significance at the end! Significance at the end!

3. Scientific Revolution Nicolaus Copernicus: discovered the earth revolved around the sun like the rest of the planets and the moon around the earth Nicolaus Copernicus: discovered the earth revolved around the sun like the rest of the planets and the moon around the earth Feared attack so did not publish till his death! Feared attack so did not publish till his death! (Significance on next page) (Significance on next page) Galileo Galilei: made several discoveries that disproved several ancient beliefs Galileo Galilei: made several discoveries that disproved several ancient beliefs Created one of the 1 st telescopes to study planets Created one of the 1 st telescopes to study planets Findings went against the church and was forced to deny his findings about the planets’ surfaces Findings went against the church and was forced to deny his findings about the planets’ surfaces His ideas still spread! His ideas still spread!

4. Theories Copernicus Significance: Copernicus Significance: Before: Geocentric: Earth was center of the universe Before: Geocentric: Earth was center of the universe After: Heliocentric: Sun was the center of the universe and earth and the other planets revolved around it. (Copernicus) After: Heliocentric: Sun was the center of the universe and earth and the other planets revolved around it. (Copernicus)

5. Scientific Method New interest in the physical world lead to a new approach in exploration New interest in the physical world lead to a new approach in exploration Created by Descartes + Bacon Created by Descartes + Bacon 1. Asked a question 2. Form a hypothesis/ Attempt to answer 3. Perform experiment 4. Use results to prove or change hypothesis

6. Isaac Newton Law of Gravity Law of Gravity Used mathematics to show the motion of the planets had the same impact on humans on earth Used mathematics to show the motion of the planets had the same impact on humans on earth every object in universe attracts every other object every object in universe attracts every other object

7. New Inventions Emerge! Microscope: allowed to see creatures to small for the naked eye to see Microscope: allowed to see creatures to small for the naked eye to see Weather tools: barometer and thermometer Weather tools: barometer and thermometer New instruments lead to better observations, new discoveries New instruments lead to better observations, new discoveries

8. Scientific Revolution Significance: Rejection of ancient accepted beliefs, went against the church, and found new ways to study science using the scientific method! Significance: Rejection of ancient accepted beliefs, went against the church, and found new ways to study science using the scientific method! Scientific Method became a new philosophy used all over the world and still today! Scientific Method became a new philosophy used all over the world and still today!