When would a cup of hot coffee left on the counter stop transferring heat?
a
When it has lost all of its thermal energy
b
When it has gained all of the air's thermal energy
c
When the room temperature air has transferred all of its coldness to the coffee
d
When it has reached the same temperature as the room temperature air
1 answer
d. When it has reached the same temperature as the room temperature air.
1 answer