yes it has been used successfully in the past
Nuclear power is successfully used right now.
That depends a LOT on what you mean by "it".
windmills
Nuclear energy is what powers a large amount of the world and has done so for decades, so I would say yes, it has been successfully used before.
The chemical/pesonagraghpal energy
yes it has been used successfully .....because of what.......
Yes it has been successful in the past
everywhere
Nuclear power is successfully used right now.
That depends a LOT on what you mean by "it".
Oh, yes. Regularly.
Yes it has been successful in the past
It depends what you mean by successfully. It is used in several places but its production is presently uneconomical on a large scale.
windmills
Drying fruits and meats (way BC). Starting fires with lenses. Turning CO2 + H2O into glucose and O2 (beginning of plant life).
Wind Energy is successfully used in western areas or farms or flat lands
yes because they also are good now. this makes no sense. is there something I am missing?