Question: Answer the following question given this paragraph: Fossil fuels are compounds of carbon and hydrogen, called hydrocarbons . Hydrocarbons can be solid, liquid, or gas. The solid form is coal. The liquid form is petroleum, or crude oil. The gaseous form is natural gas. Q: What do we call the solid form of hydrocarbons? Choices: - methane - shale - bauxite - coal A:
Answer:
coal