1. Fossil Fuels

2. Definition of Fossil Fuel • Organically derived sedimentary rocks and rock products that can be burned for fuel • Coal, petroleum, natural gas • Oil shale, tar sands, heavy oils, peat

3. Energy Quiz • 1. The U.S.A.’s largest fossil fuel resource is in the form of • A. Coal • B. Oil • C. Natural Gas • D. Peat

4. Energy Quiz • The world’s largest known oil reserves are in what country? • A. Iraq • B. Iran • C. China • D. Saudi Arabia

5. Energy Quiz • OPEC stands for what? • Oil Producing and Exporting Countries

6. Energy Quiz • The U.S. has already, or has not, reached its peak of production of oil for all time? • Yes • No http://www.eia.doe.gov/emeu/aer/ep/ep_frame.html

7. Energy Quiz • The U.S. imports about ______% of the oil used in the U.S. • 0, 15, 25, 35, 55, 65, 75

8. Energy Quiz • From 2002 to 2006, U.S. imports have increased from 54.45% to 60% but has decreased to 57% in 2008 • Data from EIA site

9. Energy Quiz • The energy generated by power plants amounts to about 35, 50, 65, or 80% of the energy contained in the fuel used?

10. Energy Quiz • In 2005, we used 1,051,177,479 short tons of coal to produce 2,014,172,634,000 kwh of electricity. • We need to convert into the same units, and when we do, coal is 28% efficient; natural gas about 39%

11. Energy Quiz • American nuclear power plants use/do not use a form of renewable energy? • U is non-renewable

12. Energy Quiz • China’s chief source of energy is • A. coal • B. oil • C. natural gas • D. peat

13. Energy Units • Joule: electrical energy needed to maintain 1 ampere for 1 second at a potential of 1 volt • Calorie: energy needed to raise 1 gm of water 1 °C • BTU: energy needed to raise 1 # of water 1 °F • Watt: 1 joule/second

14. Power • Rate at which energy is used • It is time dependent • Horsepower: In 1776, James Watt measured the power of his steam engine versus the power of his horse

15. Energy Consumption • World • U.S.

19. Data from the 2005 Annual Energy review

20. Data from the 2005 Annual Energy review