Energy & Heat Transfer Vocabulary Flashcards
1
Q
Law of conservation of energy
A
Energy cannot be created or destroyed just transformed (under normal conditions)
2
Q
Heat
A
Thermal energy that flows due to a difference in temperature. Heat flows from hot to cold
3
Q
Heat Transfer
A
A method by which heat flows( Conduction, Convection, Radiation)
4
Q
Conduction
A
Heat transfer within or between solid objects
5
Q
Convection
A
Heat transfer into or out of fluids
6
Q
Radiation
A
Heat transfer due to packets of energy called photons that can travel through many substances, even empty space.
7
Q
Insulator
A
A material through which energy (electrical, thermal or sound) cannot be easily transferred.
8
Q
Conductor
A
A material which energy (electrical, thermal or sound) can be easily transferred.
9
Q
Temperature
A
To measure to average speed of all particles
