Across
- 3. machine that computes data
- 6. A scientist who studies living organisms
- 8. The force that pulls objects toward Earth
- 9. Smallest unit of matter
- 13. The scientist who developed the theory of relativity
- 14. Branch of science concerned with forces and motion
Down
- 1. Largest planet in the solar system
- 2. The field of study involving genes and heredity
- 4. The study of stars and planets
- 5. A natural satellite of Earth
- 6. Device that stores electrical energy
- 7. Unit of electrical resistance
- 10. Inventor of the telephone
- 11. The process by which plants make food
- 12. The study of life