Energy and Heat Transfer Vocabulary

Question 1

Law of conservation of energy

Answer 1

Energy cannot be created or destroyed just transformed( under normal conditions).

Question 2

Heat

Answer 2

Thermal energy that flows due to a difference in temperatures. Heat flows from hot to cold.

Question 3

Heat transfer

Answer 3

A method by which heat flows ( conductive, 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 which energy( electric, thermal, sound) cannot be easily transferred

Question 8

Conductor

Answer 8

a material through which energy( electrical, thermal, and sound) can be easily transferred.

Question 9

Temperature

Answer 9

The measure of average speed of particles.

Question 10

Thermal energy

Answer 10

the total energy of all particles in an object.