Light energy - is produced by the sun and is very important for the biosphere., Thermal energy, or heat - is the result of movement of tiny particles within an object., Chemical energy - is stored energy which is released when a chemical reaction takes place., Sound - is energy produced by vibrations., Potential energy - is stored in objects., Kinetic energy - is produced by movement., Mechanical energy - is the sum of potential and kinetic energy., Electrical energy - is used to power machines because it can be transformed into many different forms.,

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