Across
- 1. releases heat
- 4. the smallest unit of chemistry
- 6. change no chemical changes
- 7. connection between 2 surfaces
- 10. something that cant be broken down any more
- 12. undergoes change in a reaction
- 14. property the reactiveness of a thing
- 15. the quality of being hot
- 16. the ability to work
- 18. absorbs heat
- 19. change when 1 substance turns into 2 or more substances
- 20. 2 or more elements combined
- 21. the amount of matter
- 23. a branch of science dealing with substances
Down
- 2. a substance that increases chemical reaction
- 3. the result of an action or process
- 5. forming as a whole
- 8. the amount something holds
- 9. a group of atoms bonded together
- 11. can be weighed takes up space
- 12. the response to a situation
- 13. property observable characteristic
- 17. how hot or cold a thing is
- 22. a substance made from mixing 2 or more thing together