Across
- 1. the amount of space the objects take up
- 4. a characteristic of a substance that can be observed or measured without changing the identity
- 5. absorbing heat- hot
- 6. the ability to do work
- 8. a group of atoms bonded together
- 10. a substance that changes in a chemical reaction
- 12. a substance that cannot be broken down into similar substance by chemical means
- 13. typically large body of matter with no defined shape
- 16. to attract water molecules together
- 17. a link between atoms in molecules or compounds
- 18. the chemical substance Which are formed from 2 or more chemical substances
Down
- 2. a substance made by mixing other substances together
- 3. a rearrangement of atoms or molecules
- 7. releasing heat-cold
- 9. a change of materials into another, new chemicals are formed
- 11. the study of matter
- 14. a condition of being hot
- 15. a thing that is composed of two or more separate elements