| A | B |
| MATTER | Stuff that makes up the universe |
| PRINCIPAL STATES OF MATTER | solids, liquids, and gases |
| CHARACTERISTIC PROPERTY | A property that always holds true for a substance |
| BOILING POINT | temperature at which a liquid boils |
| MELTING POINT | The temperture at which a solid turns to liquid or melts |
| PHYSICAL CHANGE | alter the form of a substance |
| MIXTURE | two or more substances |
| SOLUTION | best mixed of all solutions |
| ELEMENTS | cannot be be broken dowen |
| COMPOUND | chemical cobination of two or more elementnts |