energy and heat transfer vocab

Question 1

Law of conservation of energy

Answer 1

energy cannot be created or destroyed only transferred ( under normal conditions )

Question 2

heat

Answer 2

thermal energy that flows due to a difference in temperature. heat flows from hot to cold.

Question 3

heat transfer

Answer 3

a method by witch heat flows
(conduction, convection, radiation).

Question 4

conduction

Answer 4

heat transfer within or between solid objects.

Question 5

convection

Answer 5

heat transfer into or out of fluids.

Question 6

radiation

Answer 6

heat transfer due to packets of energy called photons that can travel through many substances even empty space.

Question 7

insulator

Answer 7

a material through witch energy (electrical,thermal or sound) cannot be easily transferred.

Question 8

conductor

Answer 8

a material through witch energy ( electrical, thermal or sound) can be easily transferred.

Question 9

temperature

Answer 9

the measure of the average speed of all particles.

Question 10

thermal energy

Answer 10

the total energy of all particles in an object.