Question text
17 A cold solid is placed on top of a hot solid. Thermal energy flows from the hot solid to the cold one. What is the explanation for this? A A hot solid expands, so its molecules will move further apart. B Energy is passed from one molecule to the next. C Heat always rises. D Molecules are free to move randomly through the solids.
17 A cold solid is placed on top of a hot solid. Thermal energy flows from the hot solid to the cold
one.
What is the explanation for this?
A A hot solid expands, so its molecules will move further apart.
B Energy is passed from one molecule to the next.
C Heat always rises.
D Molecules are free to move randomly through the solids.
Select your answer: