Matching Pairs ScienceOnline version What do you know about energy? by Christina Spalding 1 Energy 2 Law of conservation of energy 3 Law of conservation of mass 4 Mechanical energy 5 Mechanics 6 First law of thermodynamics 7 Physical law 8 Kinetic energy 9 Potential energy The ability to perform work. Energy that is being stored. Laws put in place by God to govern how things work in the universe. Energy that is being used. Energy of motion. 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. Energy cannot be created or destroyed it can only change forms. Study of motion.
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