Natural gas—31.8%
Petroleum (crude oil and natural gas plant liquids)—28.0%
Coal—17.8%
Renewable energy—12.7%
Nuclear electric power—9.6%
Rust is caused when there is a redox reaction of iron and oxygen in the existence of water or air moisture. For the metal to be weakened by rust, the oxygen atoms needs to be mixed with metallic atoms to form the oxygen compound.
Answer:
This was a representative form of government. A representative form of government is the foundation of democracy. It gives citizens the opportunity to choose who will represent them on large scales and make decisions on their behalf.