CROSSWORD
Across
- 4. The study of heredity and variation in organism
- 6. Noble gas before Argon
- 9. Most abundant gas in the air
- 11. Found in iodized salt
- 12. Medical radiation used to treat tumors
- 13. Internal friction within a fluid
- 15. It's the principle behind batteries and rusting
- 16. Source of nuclear fuel
Down
- 1. Subatomic particle with a neutral charge
- 2. Largest planet in the solar system
- 3. AC to DC converter
- 5. The scientific study of the origin, evolution and ultimate fate of the universe
- 7. A solution with a low pH
- 8. C1 alkane
- 10. Scientist who discovered the dispersion of light
- 14. Deformation of a material under stress