What order would you put these Energy Options in from most efficent to least?

I need help with my geography homework...!



They are:



Nuclear Power

Coal

Wind Turbines

Solar Power

Geothermal Energy

Hydrogen Fuel

Hydro-energy

Ethanol Fuel

Waste-to-energy



Please help me!
1.Solar Power

2.Wind Turbines

3.Nuclear Power

4.Hydrogen Fuel

5.Hydro-energy

6.Waste-to-energy

7.Geothermal Energy

8.Ethanol Fuel

9.Coal
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efficient from nothing to output?

efficient from a unit energy standpoint?

efficient from a large scale standpoint?

efficient from an economic standpoint?

Efficient for what? electricity? transportation?





You can make a case that the energy forms we use now ARE more efficent than those we use less of.





The only way