Labels:monitor | web site | window OCR: Law A theoretical principle deaucedfrom observed I phenomena Law of Conservation of Energy The total amountof energy in a closed system remains constant Law of Conservation of Momentum :The total momentum na closed svstem system remains constant. Law of Universal Gravitation : Every body in the universe attracts every other body by a force that s proportional to the product of the total mass of each body and inversely y proportional i to the square of i the distance between them theor retical deduced from amount