Across
- 2. earliest metal documented
- 3. arrangement of particles that make up matter
- 6. composition of the heavens and the stars
- 7. dephlogisticated air
- 9. resulted to occultism and black magic
- 11. study of matter
- 13. need in evidence and support before belief
- 14. Father of Modern Chemistry
- 15. pure water is hydrogen and oxygen in a ratio of 2:1
Down
- 1. differentiates substances from each other
- 4. matter could be changed from one form to another through the addition or removal of heat and moisture
- 5. four-element concept of matter
- 8. indestructible, uncuttable, unbreakable entity
- 10. released in the air after combustion of materials
- 12. process by which metal is obtained from its ore