Electrical energy is your answer.
They create energy ……………….
No additional force is required because it's already going downhill
Answer:
These energy exchanges are not changes in kinetic energy. They are changes in bonding energy between the molecules. If heat is coming into a substance during a phase change, then this energy is used to break the bonds between the molecules of the substance. The example we will use here is ice melting into water.
Explanation:
Headphones, refrigerator magnets, and compasses
Hope that was helpful.
