Across
- 5. a combination of atoms bonded together
- 7. a change that does not involve forming a new substance
- 8. a mixture that is not uniform throughout
- 11. the ability to move matter or do work
- 12. the average kinetic energy of a sample of matter
- 13. matter changing from a solid directly to a gas
- 14. matter changing from a liquid to a gas without boiling
Down
- 1. a change from a gas to a liquid
- 2. a change in matter that involves formation of a new substance
- 3. a mixture that is the same throughout at an atomic level
- 4. matter changing from a gas directly to a solid
- 6. the smallest particle of an element
- 7. matter that has unique chemical and physical properties
- 9. anything that has mass and takes up space
- 10. a change in matter from a liquid to a solid