Across
- 1. The amount of matter in an object
- 4. change A transition from one state of matter to another
- 8. The ability of an object to float in a fluid
- 10. A state of matter with a definite volume but no definite shape
- 11. The amount of space an object occupies
- 16. A measure of the average kinetic energy of the particles in a substance
- 18. Anything that has mass and takes up space
- 19. A state of matter with a definite shape and volume
- 21. The process of changing from a gas to a liquid
- 22. The process of changing from a liquid to a gas
- 23. The force exerted per unit area
- 25. The ability to do work
Down
- 2. The attraction between molecules of different substances
- 3. bar chart A visual representation of the energy changes in a system
- 5. A tiny piece of matter
- 6. The process of changing from a solid to a liquid
- 7. A characteristic of a substance
- 9. The attraction between molecules of the same substance
- 12. model A model that represents matter as tiny particles
- 13. A combination of two or more substances that are not chemically combined
- 14. The amount of mass per unit volume of a substance
- 15. tension The tension of the surface film of a liquid caused by the attraction of the particles in the surface layer
- 17. The process of changing from a liquid to a solid
- 20. A state of matter with no definite shape or volume
- 24. A homogeneous mixture of two or more substances