Across
- 2. solid with repeating pattern
- 7. definite volume, indefinite shape
- 8. solid with no repeating pattern
- 9. reactions that require energy
- 11. reactions that give off heat
- 12. phase changes are ______ changes (chemical or physical?)
- 13. no definite shape or volume
- 14. phase change from liquid to solid
- 16. _________ Molecular Theory states that molecules are always in motion
- 17. phase change from gas to liquid
- 19. vaporization throughout the liquid
- 20. phase change from gas to solid
Down
- 1. vaporization at the surface
- 3. the most common example of plasma
- 4. the resistance of molecules to flow
- 5. phase change from liquid to gas
- 6. law of ________ of energy states that energy cannot be created or destroyed
- 10. phase change from solid to gas
- 12. superheated gas; electrons removed
- 15. phase change from solid to liquid
- 18. definite shape and volume