Across
- 2. substance produced by chemical reaction
- 5. formed when atoms of element different
- 8. chemical transformation
- 10. change, produces one or more new substances
- 12. chemical needed to grow and repair cells
- 14. degree of hotness or coldness
Down
- 1. sugars and starches
- 3. reaction where heat and light given off
- 4. smallest unit of substance with substance
- 6. unit of measurement for temperature and angle
- 7. atoms that have lost or gained electrons
- 9. scale sets zero freezing and 100 boiling
- 11. produced by changes in atoms or molecules
- 13. scale sets 32 as freezing and 212 boiling