Question

select the correct answer. what greenhouse gas is emitted when people burn fossil fuels for energy? a. nitrogen b. oxygen c. carbon dioxide d. helium

Explanation:

When people burn fossil fuels for energy, carbon - containing compounds in fossil fuels react with oxygen in the air. The main product of complete combustion of fossil fuels is carbon dioxide. Nitrogen is a major component of air and is not a product of burning fossil fuels for energy. Oxygen is consumed rather than emitted. Helium is a noble gas and is not related to the burning of fossil fuels.

Answer:

C. carbon dioxide