Across
- 3. the form of energy transferred between two things
- 4. a characteristic of a substance that can be observed in a chemical reaction
- 7. matter sticking together
- 9. the part that goes through change in a reaction
- 10. the science that deals with chemicals and properties
- 13. a change of material into another
- 15. reactants to products
- 17. holds molecules together
- 18. a characteristic of a substance that can be observed without change`
Down
- 1. a type of change where the physical properties undergo a change
- 2. makes up everything
- 5. releasing heat
- 6. enduring chemical reaction without actually being a chemical reaction
- 8. smallest unit of matter
- 11. the ability to do work
- 12. has weight
- 14. 2 elements together
- 16. absorbing heat