| A | B |
| matter | having mass and volume |
| phase | state in which matter exists |
| freezing point | 0C; 32F |
| boiling point | 100C; 212F |
| solid | particles fixed vibrating in place |
| liquid | particles sliding past one another |
| gas | particles moving independently randomly |
| freezing | phase change liquid to solid |
| melting | phase change solid to liquid |
| evaporation | phase change liquid to gas |
| condensation | phase change gas to liquid |
| sublimation | phase change solid to gas |
| deposition | phase change gas to solid |