Across
- 3. substance,two or more elements
- 6. absorb,heat
- 8. study,properties
- 9. end,reaction
- 11. matter,amount
- 13. transfer,energy
- 14. space taken,
- 16. everything,takes space
- 17. force,together
Down
- 1. two or more,together
- 2. non chemical,combination
- 4. structurally same
- 5. kinetic energy, average
- 6. ability,work
- 7. starting materials,chemical
- 10. speeds, reaction
- 12. unit,smallest
- 15. release,heat