| A | B |
|---|
| Imhotep | An ancient Egyptian (around 2650 B.C.) who was renowned for his knowledge of medicine |
| Thales | One of the first scientists (600 B.C.) who tried to explain movement of the heavenly bodies |
| Leucippus | Ancient Greek who proposed that all matter is composed of little units called "atoms." Father of the Atomic Theory |
| Democritus | Student of Leucippus, who also believed that all matter is composed of "atoms." |
| Aristotle | Believed in spontaneous generation and is responsible for it being believed for so long |
| Archimedes | Greek mathmetician who proposed theory of liquid displacement. "Eureka!" |
| Ptolemy | proposed geocentric system (the earth is the center of the universe) |
| Grosseteste | considered the first modern scientist, who developed the "scientific method." |
| Copernicus | proposed heliocentric system (the sun is the center of the universe) |
| Galileo | collected much data in favor of the heliocentric system but was forced to recant belief in it b/c of the Catholic Church |
| Newton | Laid down the laws of motion, developed the law of universal gravity, and invented calculus |
| Lavoisier | discovered the Law of Mass Conservation |
| Dalton | Developed the first detailed atomic theory and became known as the founder of modern atomic theory |
| Darwin | destroyed the idea of the immutability of species |
| Pasteur | destroyed the idea of spontaneous generation! Also made great advancements in the study of bacteria. Developed pasteurization |
| Mendel | Determined how traits are passed on during reproduction; Father of "Genetics." |
| Joule | demonstrated the first law of thermodynamics |
| Einstein | had two theories of relativity and was big in quantum mechanics |
| Bohr | Known for his model of the atom, which revealed many of the atom's mysteries |
