energy and heat transfer Flashcards
1
Q
law of conservationof energy
A
energy cannot be created or destroyed
2
Q
heat
A
thermal energy that flows due to a diffrence in tempter. heat flows from hot to cold
3
Q
heat transfer
A
a method by which heat flows
4
Q
conduction
A
heat transfer withenor between soild 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 substinsos even emty space
7
Q
insulator
A
a meterial that energy cannot be easily transferred
8
Q
conductor
A
a metrial in wich energy can be easily transferred
9
Q
tempeture
A
the measure of the average speed of all particals
10
Q
thermal energy
A
the total energy of all particals in an object
