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science
| Term | Definition |
|---|---|
| thermometer | instrument used to measure temperature |
| boiling | Vaporization that occurs on and below the surface of a liquid |
| convection | The transfer of heat in a fluid through currents |
| gas | A state of matter with no definite shape or volume |
| Radiation | The transfer of energy by electromagnetic waves |
| heat | when thermal energy flows from an object with a higher temperature to an object with a lower temperature |
| thermal energy | the total energy of all the particles in an object |
| temperature | A measure of the average energy of motion of the particles of a substance. |
| conduction | The direct transfer of heat from one substance to another substance that it is touching. |
| melting | The change in state from a solid to a liquid |
| exothermic | Chemical Reaction in which energy is primarily given off (released) in the form of heat |
| condensation | The change of state from a gas to a liquid |
| solid | A form of matter that has a definite shape and volume |
| endothermic | Chemical Reaction in which energy is primarily absorbed in the form of heat. |
| evaporation | The change of a substance from a liquid to a gas |
| liquid | A state of matter that has no definite shape but has a definite volume. |
| freezing | The change of state from a liquid to a solid |