Scientific Revolution

3. Developed the Law of Universal Gravitation; all physical objects
5. Developed precise thermometers filled with mercury to measure temperature
7. The first to use a telescope to study the stars (1610)
9. Believed that scientists needed to reject old assumptions
10. Rejected the traditional theory that all matter was composed of four elements
11. Believed that a better understanding of the natural world
13. Disproved the theory of combustion; a substance called phlogiston

1. Established observatories to chart the movements of the stars and planets
2. Most of what was known about the human body was based on Galen’s work
4. Used Brahe’s data to formulate laws to describe planetary motion.
6. isproved many of Galen’s hypotheses (worked with apes and dogs in the 2nd
8. Proved that lightning and electricity are identical
12. Developed the heliocentric system (the Sun is at the center of the universe