Burn fossil fuels to create heat
Use heat to boil water into steam
Spin a turbine with steam, wind, or flowing water
Connect the turbine to a generator
Rotate magnets and coils inside the generator
Use solar panels to convert sunlight into electricity
Use batteries to store and release electrical energy
Use nuclear fission to generate heat for steam production
Use geothermal heat to produce steam
Use tidal or wave motion to drive turbines