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Heat Transfer

TermDefinition
thermal energy sum of the kinetic energy of ALL of the particles in a substance
kinetic energy the energy of motion
heat the total amount of kinetic energy in a substance
solid, liquid, gas states of matter, movement between governed by gaining or losing thermal energy
temperature a measure of the average kinetic energy of the molecules in a substance
contract decreasing the size of an object by losing thermal energy
conduction heat transfer by molecules or objects touching
expand increasing the size by heating an object
insulator a substance that does NOT transfer energy easily
convection heat transfer in a gas or fluid, usually in currents
radiation heat transfer through space or electromagnetic waves
conductor a substance that transfers energy easily
Created by: lcochrane