Relacionar Columnas ScienceVersión en línea What do you know about energy? por Christina Spalding 1 Energy 2 Mechanics 3 First law of thermodynamics 4 Mechanical energy 5 Potential energy 6 Law of conservation of energy 7 Kinetic energy 8 Law of conservation of mass 9 Physical law Energy cannot be created or destroyed it can only change forms. The ability to perform work. In a closed system, energy can neither be created nor destroyed, only transformed or transferred. Matter cannot be created or destroyed it can only change forms. Laws put in place by God to govern how things work in the universe. Energy of motion. Study of motion. Energy that is being used. Energy that is being stored.