| Term | Definition |
|---|---|
| solid | is matter that has a definite shape and a definite volume |
| liquid | is matter with definite volume but no definite shape |
| viscosity | is a measurement of a liquid's resistance to flow |
| surface tension | the uneven forces acting on the particles on the surface of a liquid |
| gas | is matter that has no definite volume and no definite shape |
| vapor | gas state of a substance that is normally a solid or a liquid at room temperature |
| kinetic energy | the energy an object has due to its motion |
| temperature | is a measure of the average kinetic energy of all the particles in an object |
| thermal energy | is the total potential and kinetic energies of an object |
| vaporization | change in state of a liquid into a gas |
| evaporation | is a vaporization that occurs only at the surface of a liquid |
| condensation | change of state from a gas to a liquid |
| sublimation | is the change of state from a solid to a gas without going through a liquid state |
| desposition | is the change of state of a gas to a solid without going through the liquid state |
