No, coal is.
fule fossile is the most used energy source
Natural gas is used as a source of heat, from heating homes, to heating water, when something is burned it gives of energy, heat is a form of energy.
Electricity and after that natural gas.
No, natural Gas is not a renewable source of energy. Also your question is meaningless you can't convert energy into gas!
another source of energy must be used to make electricity
solar energy
solar energy
nonrenewable sources of energy
Wind energy is the most commonly used alternative energy source in Texas. 79% of all renewable energy generated in Texas in 2006 was wind energy.
fossil fuels can be used as an energy source to power all vehicles and most machinery
Its a natural energy source that is green and enviromentally friendly.
The carbohydrates are the main source of energy from the food you eat, becausethey are most easily converted to useable energy. Fats are the second energy source used.Proteins are the third and most difficult source to be converted to energy.