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Coal & Petroleum : 10 Quizzes to Test Your Knowledge

petroleum_coal_quizzesA very simple quiz on coal and petroleum .Coal can be defined as a sedimentary rock that burns. It was formed by the decomposition of plant matter, and it is a complex substance that can be found in many forms. Coal is divided into four classes: anthracite, bituminous, sub-bituminous, and lignite.In contrast ,the term petroleum comes from the Latin stems petra, “rock,” and oleum, “oil.” It is used to describe a broad range of hydrocarbons that are found as gases, liquids, or solids beneath the surface of the earth. The two most common forms are natural gas and crude oil.

Test Your Knowledge on Coal & Petroleum

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