domingo, 1 de mayo de 2011

Temperature and heat

Kinetic Energy: the energy of a moving object.
Potential energy: energy stoewd in a moving object or material.

Temperature: the avergae kinetic energy of the molecules in a material.
Heat: energy that flows between objects that have different temperature.
 
Radiation: the transfer of energy by electromagnetic waves.
Conduction:  the transfer of energy by direct contact of molecules.
Convection: the transfer by the flow of  a liquid or gas.
Insulation: prevents heat from flowing in or out of a material.+