The law of conservation of energy is a law of science that states that energy cannot be created or destroyed, but only changed from one form into another or transferred from one object to another.
Answer:
The domino effect.
Explanation:
The Domino effect is the theory that when one country falls to communism then more will soon follow, one by one. This is what got us into the Cold War and all conflicts surrounding it, including the Korean and Vietnam War.
Making food and watching the children.