chapter 12 vocab
| Description: | 5 ATHENA ch 12 Scott Foresman 2008 |
| Category: | Science |
| Created by: | bgagnon on 2008-07-26 |
| vocabulary word | definition |
| physical change | a change in some properties of matter without forming a different kind of matter |
| chemical change | the change of a substance into a different substance with different properties |
| combustion | the process of burning |
| reactant | substance used in a chemical reaction |
| product | substance made during a chemical reaction |
| chemical equation | a formula that describes a chemical reaction |
| polymer | a large molecule made of many connected smaller units |
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