Historical Geology Question
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Fossil fuels are found in rocks....years old, are a result of ancient organic matter (mostly plants) buried quickly in anaerobic sediments under....and as a result of....
- 1.5 billion....heat and pressure....chemical reaction turns the carbon in the plants into coal, crude oil and natural gas
- 0.5 billion....oxygen and pressure....chemical reaction turns the carbon in the plants into coal, crude oil and natural gas
- 100 to 500 million....heat and pressure....chemical reaction that turns organic carbon into coal, crude oil or natural gas
- 3.7 million....temperature and earthquakes....physical reaction turns the carbon in the plants into crude oil and natural gas
- 1.1 million....oxygen and pressure....mechanical reaction turns the carbon in the plants into coal, crude oil, and natural gas