1) Which of the following is not likely a consequence of future energy needs?

Renewable energy resources will be explored.
The developed world will use more fossil fuels.
The developing world will use more fossil fuels.
Additional ecosystems will be protected against fossil fuel extraction.
Tar sands and oil shales will likely be evaluated again for economic viability. ( I thought this one)

2) Which of the following is an advantage of fossil fuels?
I. Their price contains negative externalities.
II. They are relatively inexpensive compared to other fuel sources.
III. The infrastructure for their extraction, purification, and distribution already exists.

I only
II only
III only
I and II only
II and III only (I thought this one)

3) Which of the following represents the greatest use of petroleum products?

generating electricity
heating homes and businesses
manufacturing
solar power
transportation ( I thought this one )

4) How is peak oil related to oil supply, production, and demand? (this one I am just not sure and I got it wrong)

After peak oil, oil production and supply will increase, but demand will decrease.
After peak oil, oil production and supply will decrease, but demand will increase.
After peak oil, oil production, supply, and demand will decrease.
After peak oil, oil production and demand will increase, but supply will decrease.
After peak oil, oil production will decrease, but supply and demand will increase.

Finals are coming up and I missed a couple questions on this quiz.