Light energy - is produced by the sun and is very important for the biosphere., Thermal energy - Anything that is hot . A switched on radiator and fire have this energy., Chemical energy - is stored energy in food, batteries and substances such as petrol or gas.., Sound - is energy produced by vibrations., Kinetic energy - is produced by movement., Electrical energy - is used to power machines because it can be transformed into many different forms., Mechanical energy - is combination of potential and kinetic energy., Potential energy - is energy of elevated objects.,

Forms of energy - definitions

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