1. Bell Ringer What science class are you taking?
Do you like science? Why or why not?

2. 2.1 The Scientific Revolution

3. Geocentric Theory The sun, moon, and planets revolve around the earth
Developed by Aristotle

4. Scientific Revolution
Challenged ancient thinkers and the church
Observations and willingness to question accepted beliefs
Spread by the printing press

5. European Explorers Fueled the Scientific Revolution
Navigation instruments and geographic measurements to determine location
Findings didn’t match up with old beliefs

6. Heliocentric Theory Sun=center of universe
Developed by Nicolaus Copernicus
Feared rejection
Didn’t publish until the year he died

7. Johannes Kepler Took Copernicus one step further
Planets move in elliptical orbits instead of circular

8. Galileo Galilei Modifies telescope for astronomy Discoveries:
Jupiter has 4 moons
Sun has dark spots
Moon is rough and uneven
Contradicted Aristotle and confirmed Copernicus

9. An Angry Pope
Pope Urban VIII warned Galileo not to defend the ideas of Copernicus
Tried at the Vatican
Forced to recant
Put on house arrest
Church admitted he was right in 1992

10. Scientific Method Logical procedure for gathering and testing ideas
Question
Hypothesis
Experiment
Analyze and
Interpret
Conclusion

11. Law of Universal Gravitation
Sir Isaac Newton
Every object in the universe attracts every other object
Dependent on mass and distance

12. Scientific Instruments
First Microscope-
Zacharias Janssen
First mercury barometer-Evangelista Torricelli
First mercury thermometer-Gabriel Fahrenheit

13. New Medicine First ever vaccine is developed by Edward Jenner
Used cowpox to develop smallpox vaccine

14. Chemistry, Ugh! Robert Boyle used the scientific method in chemistry
Challenged Aristotle’s idea of the four elements
Boyle’s Law: how temp, volume, and pressure of a gas affect each other