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TheProductionofElectricalEnergy(电能生产)1EnglishtextFromreference1Electricityisaformofenergy
Electricityistheflowofelectrons
Allmatterismadeupofatoms
andanatomhasacenter,calledanucleus
Thenucleuscontainspositivelychargedparticlescalledprotonsandunchargedparticlescalledneutrons
Thenucleusofanatomissurroundedbynegativelychargedparticlescalledelectrons
Thenegativechargeofanelectronisequaltothepositivechargeofaproton,andthenumberofelectronsinanatomisusuallyequaltothenumberofprotons
Whenthebalancingforcebetweenprotonsandelectronsisupsetbyanoutsideforce,anatommaygainorloseanelectron
Whenelectronsarelostfromanatom,thefreemovementoftheseel