Across
- 5. A discovery when he organized the elements into a periodic table
- 7. An invention which allows people to communicate over long distances, that's the telegraph, name his inventor
- 8. An astronomer who improved the telescope and supported heliocentrism
Down
- 1. A microbiologist who invented a process where liquids like milk are heated to kill bacteria
- 2. A naturalist that proposed the theory of evolution by natural selection
- 3. A physicist that developed the theory of relativity with E=mc²
- 4. A vaccine was developed in a lab where he worked to eliminate polio
- 6. A physicist whose equations describe electromagnetism, which unified electric and magnetic forces
