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Phases of Matter
Term | Definition |
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solid | a state of matter that has a definite shape and a definite volume |
liquid | a state of matter that has no definite shape and has a definite volume |
gas | a stat3e of matter with no definite shape and no definite volume |
viscosity | a liquid's resistance to flowing |
Thermal Energy | a TOTAL amount of kinetic energy in the particles of a substance |
temperature | the AVERAGE energy of motion of the particles of a substance. How hot or cold something is. |
melting point | the temperature at which a substance changes from a solid to a liquid |
freezing point | the temperature at which a substance changes from a liquid to a solid |
boiling point | the temperature at which a substance changes from a liquid to a gas |
vaporaization | the change of state from a liquid to a gas (boiling) |
evaporation | molecules at the surface of a liquid change to a gas |
condensation | the change in state from a gas to a liquid |
sublimation | the change in state from a solid directly to a gas without passing through the liquid state |