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chapter 16
vocab
| Term | Definition |
|---|---|
| kinetic theory | energy a moving object has because of its motion; depends on the mass and speed of the object. |
| melting point | temperature at which a solid begins to liquefy. |
| heat of fusion | amount of energy required to change a subsquid.tance from the solid phase to the liquid phase. |
| boiling point | the temperature at which the pressures of the vapor in the liquid is equal to the external pressure acting on the surface of the liquid. |
| heat of vaporization | the amount of energy required for the liquid at its boiling point to become a gas. |
| diffusion | spreading of particles throughout a given volume until they are uniformly distributed. |
| plasma | matter consisting of positively and negatively charged particles. |
| thermal expansion | increase in the size of a substance when the temperature is increased. |
| buoyancy | ability of a fluid a liquid or a gas to exert an upward force on an subject immersed in the fluid. |
| pressure | amount of force exerted per unit area; DI unit is the pascal. |
| visosity | a fluid's resistance to flow. |
| pascal | SI unit of pressure. |
Created by:
joesphmotes
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