Across
- 4. Discovered the Neutron
- 7. Father of Nuclear Physics
- 8. Developed the theory of relativity
Down
- 1. Made the discovery of energy quanta
- 2. Who invented calculus in the mid 1600's
- 3. He formulated the theory of electromagnetic radiation
- 5. she discovered the radium and polonium
- 6. Known for inventing the international system of absolute temperature that bears his name