Matter

4. caused by pressure change, occurs only at the surface of a liquid
6. solid to liquid
8. a homogeneous mixture of 2 or more substances
9. change the appearance or form of matter changes but the kind of matter in the substance does not
11. spread evenly throughout
14. combinations of substances that are physically joined
17. liquid to solid
18. a particle of matter that uniquely defines a chemical element
19. when a gas turns to a liquid

1. change the kind of mater changes and at least one new substance with new properties is formed
2. the point at which a solution of a substance can dissolve no more of that substance
3. temperature at which a liquid becomes a gas
5. fixed volume and fixed shapesolute substance that is dissolved
7. no fixed volume or shape
8. substance that is doing the dissolving
10. matter composed of positively and negatively charged particles with extremely high kinetic energy
12. temperature at which a solid becomes a liquid
13. fixed volume but shape changes
15. substances containing only one type of atom
16. not spread evenly throughout