Energy for Sustainable Development
Esd Bulgaria: Kids & Energy: Electricity
Electricity is the flow of electrical power or charge. It is a secondary energy source which means that we get it from the conversion of other sources of energy, like coal, natural gas, oil, nuclear power and other natural sources, which...
Energy for Sustainable Development
Esd Bulgaria: Kids & Energy: Energy Timelines: Electricity
A brief history of electricity, a secondary energy source that is produced by converting primary energy sources, such as oil or nuclear power.