Energy and Heat Transfer Flashcards
1
Q
Law of conservation of energy
A
energy cannot be created or destroyed just tranfered
2
Q
Heat transfer
A
A method by which heat flows
3
Q
Heat
A
The thermal energy that flows due to a difference in the tempter
4
Q
Conduction
A
Heat transfer within or between solid objects
5
Q
convection
A
Heat transfers into or out of fluids
6
Q
radiation
A
Heat transfer is 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 can be transferred.
8
Q
Conductor
A
a material through which energy cannot be transferred.
9
Q
temperature
A
the measure of the average speed of all particals
10
Q
thermal energy
A
the total energy of all particles in an object
