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