Across
- 2. Invented the light bulb, phonograph, and the motion picture.
- 9. specializes in soil and crops.
- 10. studies outer space, stars, planets and galaxies.
- 11. studies matter, energy, and how they are related.
- 12. specializes in the history of Earth.
- 14. Discovered the theory of gravity and the three laws of motion
- 15. Physicist who discovered radioactivity
Down
- 1. specializes in fossils.
- 3. First used the telescope to view the planets and stars.
- 4. studies animal behavior.
- 5. studies microscopic plants and animals.
- 6. Theory of evolution and natural selection
- 7. studies Earth's surface.
- 8. Physicist who came up with the Theory of Relativity and the equation E=mc2.
- 13. studies ocean plants and animals.