In order for heat to transfer from one object to another, which must be true?
a. the objects must be different temperatures.
b. the objects must be different sizes.
c. the objects must be the same temperature.
d. the objects must be the same size.

Question 1(multiple choice worth 2 points) in order to be considered work, the components that must be present are • a force and a movement in the same direction as the force an action which causes movement and an opposite reaction an action which causes no movement or reaction a force and a movement in the opposite direction of the force