Solar Energy

Please help w/ these questions..And provide Sources/References !

- Type of energy transformations that take place in harnessing the solar energy.
- efficiency of the (solar) energy transformations
- The amount of energy obtained from solar energy?

Thank you !

solar panels. This is the site which can provide you all information you are looking for.

http://how-to-build-cheap-solar-energy.blogspot.com/