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Heat Transfer
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Term | Definition |
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Convection | Is the transfer of energy due to the movement of matter. Movement of energy through the air or water. Hot air moves up and cold air moves down. |
Conduction | Is the transfer of energy from one object to another through Direct Contact. Heat is transferred from the pan to your hand when the pan is hot. |
Radiation | Is the tranferred energy as elctromagnetic waves. Energy is trasferred bettween object that never touch. |
Heat | Is the energy that is transformed bettween objects that are at temperatures. It's always tranferred from a higher temperature object to an object with lower temperature. |
Temperature | Is a measure of the average kinectic energy of paricals. The faster the paricles move the more energy it has and hotter the temperature. |
Thermal Expanstion | Is the tendency of matter to change in shape, area, and volume in response to change in temperature, through heat transfer. |