Radiant energy emitted by the sun.
How it is transferred into electricity?
The sun's rays are transferred into electricity by traveling through photovoltaic systems. The electricity goes to the breaker box. the breaker box is connected to all of the electrical appliances in your house. Now you have electricity for whatever you want to turn on or run. If you have a problem with electricity somewhere in your house, go to the breaker box to turn it on and off.
Advantages and Disadvantages
DISADVANTAGES: Expensive, Can only be used when its sunny or daytime, and If you live in a rainy climate, you wont have much electricity.