| A | B |
| matter | anything that has mass and volume |
| plasma | a phase of matter that is at a high energy level |
| melting | the change from a solid to a liquid |
| evaporation | the change from a liquid to a gas |
| condensation | the change from a gas to a liquid |
| freezing | the change from a liquid to a solid like water changing to ice |
| solidification | the change from a liquid to a solid like lava changing into hard rock |
| sublimation | the change from a solid to a gas |