Across
- 5. – Small, circular DNA molecules found in bacteria
- 7. – Organelles in cells that generate energy
- 10. – The complete set of genes in an organism
- 11. – A material that can conduct electricity with zero resistance
- 13. – The force that attracts objects toward each other
- 14. – The branch of science concerned with the substances of which matter is composed
- 17. – The lightest chemical element
- 18. – The speed of something in a given direction
- 19. – The obscuring of a celestial body by another
- 20. – The process of combining elements to form a whole
Down
- 1. – The study of celestial objects and phenomena
- 2. – A pioneer in the development of modern science, particularly astronomy
- 3. – A subatomic particle with a negative charge
- 4. – The splitting of an atomic nucleus
- 6. – A fundamental concept in physics describing energy levels
- 8. – Technology involving the manipulation of matter on an atomic scale
- 9. – Subatomic particles that have no charge and very little mass
- 12. – An instrument used to view small objects
- 15. – A green pigment involved in photosynthesis
- 16. – The study of matter, energy, and the forces of nature