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S8P1.c
movement of particles solid, liquid, gases, and plasma states
| Term | Definition |
|---|---|
| state of matter | the physical forms of matter, which includes solid, liquid, and gas |
| solid | the state of matter in which the volume and shape of a substance are fixed |
| gas | a form of matter that does not have definite volume or shape |
| melting point | temperature at which a solid changes to a liquid |
| vaporization | process in which a liquid changes to a gas |
| boiling point | the temperature at which a solid vaporizes and changes to a gas |
| condensation | the changes of state from a gas to a liquid |
| freezing point | temperature at which a liquid changes to a solid |
| sublimation | the process in which a solid changes directly into a gas |
| phase-change diagram | drawing that shows the relationship among temperature and changes of state |
| plasma | a state of matter that forms when temperature are enough to completely remove electrons from the atom to which they were bound |