| Term | Definition |
|---|---|
| solid | has a definite volume or space particles are very close together don't move past each other keep shape |
| liquid | Has a definite volume but not shape. Particles can move past each other. Takes shape of containe |
| gas | No definite volume or shape. Particles spread out evenly and take shape of container. Can be squeezed into a smaller volume |
| plasma | Like a gas, but conducts electricity like a metal. Occurs with high temps or electric charge. |
| melting point | Solid to liquid or liquid to solid. Same temperature as freezing point. |
| evaporation | When liquids become a gas |
| consedation | When gas becomes a liquid. Gas particles touch a cold surface and the temperature drops. |
| boiling point | The temperature at which evaporation occurs |
