#1conduction is the movement of heat because of the collision of
(a) atoms
(b) compounds
(c) molecules
(d) photons
#2 how do liquids and gases transfer heat?
(a) by convection
(b) by air movement
(c) by radiation
(d) by conduction
#3 which of the following does not need to travel through a solid, a liquid or a gas?
(a)convection
(b)conduction
(c)radiation