| Term | Definition |
|---|---|
| Solid | is matter that has a definite shape and a definite volume. |
| Liquid | is matter with a definite volume but not 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. |
| kinetic energy | the energy an object has due to its motion. |
| Temperature | is a measurement 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 | the change in state of a liquid into a gas. |
| Evaporation | is vaporization that occurs only at surface of a liquid. |
| condensation | the change of state from a gas to a liquid. |
| Sublimation | is the change of state from a solid to a gas without going through the liquid state. |
| deposition | is the change of state of a gas to a solid without going through the liquid state. |
