Final answer:
The order of the sources of electric generation in Michigan, from most to least (excluding Nuclear), is Nonhydroelectric renewable, Hydroelectric, Coal, Natural Gas (Methane), and Petroleum Fired.
Step-by-step explanation:
The order of the sources of electric generation in Michigan, from most to least (excluding Nuclear), is:
- Non hydroelectric renewable
- Hydroelectric
- Coal
- Natural Gas (Methane)
- Petroleum Fired
This is based on the information provided about the different energy sources used for electricity generation in Michigan. Nonhydroelectric renewable sources and hydroelectric power are the two most prominent sources, followed by coal, natural gas, and petroleum-fired sources.