Answers

2014-06-11T13:31:54+05:30
There are many,some are
1)Gravitational energy
2)solar 
3)Potential
4)Kinetic
5)Electrical
6)Wind
7)hydrological,etc
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2014-06-11T16:13:51+05:30
There are many types of energy sources
1.solar energy
2.potential
3.wind
4.gravitational source energy
5.kinetic,etc

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