| A | B |
| Francis Bacon | Philosopher who created the Scientific Method |
| Galileo | Studied falling bodies and planetary movement. Was threatened with excommunication |
| Copernicus | Found that planets circle the sun- a heretical idea at the time |
| Isaac Newton | Mathematically defined gravity |
| Scientific Method | Using observation and testing to prove a hypothesis |
| Vesalius | Studied anatomy |
| Hypothesis | An idea of what my happen |
| 14 years | length of time it took the church to accept Galileo's idea of a sun centered universe |