Electricity—or electrical energy—is moving electrons. We depend on electricity for many tasks in today’s world. | |
Electricity provides energy to lights so we can see at night. | |
Electricity runs our heating and cooling systems so we can be comfortable in our homes. | |
Electricity powers our electronics so we can work, communicate, and be entertained. |
Electricity is a secondary energy source. We generate electricity by harnessing energy from other sources and converting it. | |
Coal power plants convert heat from burning coal into electricity. | |
Nuclear power plants convert heat from nuclear fission into electricity. | |
Photovoltaic cells and solar power plants convert sunlight into electricity. |