Across
- 6. → what it's made of
- 9. → atoms joined
- 11. → no charge
- 13. → features/traits
- 15. → correctly
- 17. → across subjects
- 18. → substances combined
- 19. → surroundings
Down
- 1. → evidence-based
- 2. → find out
- 3. → force per area
- 4. → basic rules
- 5. → + charge
- 7. → has mass, takes space
- 8. study of substances pattern - repeated design
- 10. → pure substance
- 12. → ‹ new machines invention
- 14. → smallest unit
- 16. → test/try