Matter Matters

2. form of matter that has its own definite shape and volume, and expands only slightly when heated
5. form of matter that flows, has constant volume and takes shape of container
8. process involving one or more substances changing into new substances
11. the energy-requiring process by which a solid changes directly into a gas
12. one that does not have a uniform composition and in which the individual substance remain distinct
15. a uniform mixture that can contain solids, liquids, and gases
16. technique that uses a porous barrier to separate a solid from a liquid
17. the ability or inability of a substance to combine with or change into one or more new substance
19. matter the physical forms in which all matter naturally exist
20. technique that is used to separate the components of a mixture base on the tendency of each components
21. a technique that can be used to physical separate most homogeneous mixtures

1. characteristic of matter that can be observed or measured without changing the samples composition
3. transition of matter from one state to another
4. physical blend of two or more pure substances
5. States that mass is neither created nor destroyed
6. separation techniques that produces pure solid particles of a substance from a solution that contains the dissolved substance
7. physical property that remains the same no matter how much of a substance is present
9. describes a substance that can be dissolved in a given solvent
10. gaseous state of a substance that is a liquid or a solid at room temperature
12. one that has a uniform composition throughout and always has a single phase
13. a physical property, such as mass, length, and volume that is dependent upon the amount of substance
14. a form of matter that flows to conform to he shape of its container
18. type of that alters the physical properties of a substance but does not change its composition