Which of the following is a fossil fuel?

• Uranium

• Wind

• Natural gas

• Biomass

Fossil fuels are considered:

• Renewable

• Inexhaustible

• Nonrenewable

• Clean energy

The process used to extract oil or gas from shale is called:

• Refining

• Fracking

• Drilling

• Boiling

Which fuel emits the most CO₂ per unit of energy?

• Oil

• Coal

• Natural gas

• Ethanol

"Unconventional reserves" refers to:

• Solar panels

• Easily accessible oil

• Hard-to-extract fossil fuels

• Renewable reserves

The main use of oil globally is:

• Cooking

• Heating homes

• Electricity generation

• Transportation

The world’s largest coal consumer is:

• United States

• India

• Russia

• China

Which fossil fuel is considered the cleanest-burning?

• Oil

• Coal

• Natural gas

• Tar sands

Which of these is NOT a fossil fuel emission?

• Sulfur dioxide

• Methane

• Nitrous oxide

• Oxygen

The social cost of carbon accounts for:

• Power plant expenses

• Human health and environmental damage

• Vehicle maintenance

• Oil export taxes