1) What is a fuel? a) A chemical that reacts with carbon dioxide b) A chemical that reacts with hydrogen c) A chemical that gives off energy d) A chemical that reacts with oxygen and gives off energy 2) Which one of these is an example of a fuel? a) Wind b) Hydro electric c) Solar d) Hydrogen 3) What physical property do we use to seperate crude oil in fractional distillation? a) Boiling Point b) Melting Point c) Freezing Point d) Viscosity 4) What two elements form hydrocarbons? a) Hydrogen and Calcium b) Helium and Carbon c) Hydroxide and Calcium d) Hydrogen and Chlorine e) Hydroxide and Carbon f) Hydrogen and Carbon 5) Identify a fuel that is distilled from crude oil? a) Petrol b) Diesel c) Kerosene d) Naptha e) All of the above 6) Identify the biofuel from the list? a) Crude Oil b) Ethanol c) Coal d) Natural Gas e) All of the above 7) Which of these fuels are renewable? a) Crude Oil and Coal b) Hydrogen and Ethanol c) Coal and Ethanol d) Hydrogen and Crude Oil 8) What effect does burning fossil fuels have on the environment? a) It causes acid rain b) It produces greenhouse gases such as CO2 c) It causes ocean acidification d) All of the above

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