Homework Assignment # 5 – Chapter 12
1. Define the following terms:
Asthenosphere:
Mantle:
Lithosphere:
Tectonic Plates:
Tsunami:
2. What are the three types of Rock? How are rocks recycled?
3. Know the difference between the different ways of removing Mineral Deposits and their effects.
Surface Mining:
Open-Pit Mining:
Strip Mining:
Area:
Contour:
Mountain Top removal:
Subsurface Mining:
4. What are the harmful effects of removing metals from ores?
5. Where do most of the Rare Earth Metals come from? What 5 nations supply most of the world’s nonrenewable mineral resources? Why is California not mining its large rare earth metal mine?
6. What is the U.S. General Mining Law of 1872? How does this law harm public lands? What does this cost the taxpayers? How are bonds used to minimize this cost?
7. What are the sustainable uses of Nonrenewable minerals?
Homework Assignment # 5 – Chapter 13
1. What is next energy Yield? How is it calculated? What are the two resources in the following categories should we be using?
Electricity:
Space Heating
High Temperature Industrial Heat:
Transportation:
2. What are fossil fuels? How long will supplies of conventional crude oil last?
3. What is OPEC? What countries are members? How much of the oil do they control?
4. How much oil does the U.S. use? How much does it produce? How much does it import? If we open the Artic for development, what will that do to our gas prices?
5. What is the advantages and disadvantages of using crude oil?
6. What is heavy oil? What are the disadvantages of developing tar sand?
7. What is Natural Gas? LPG? LNG? Is it a cleaner fuel?
8. What is coal? Who are the largest users? What are the problems of using coal?
9. How does a Nuclear Fission reactor work? What are the problems with dealing with the high level radioactive wastes? How are we dealing with it in the U.S.?
10. What are the three worst nuclear power plant accidents?
11. What is energy efficiency? How much can this save the U.S.? How can we reduce energy waste?
a. In vehicles
b. In buildings
12. Why are we still wasting money and energy?
13. What are the three reasons renewable energy isn’t being used more today?
14. What are the tradeoffs for the following renewable energy resources?
a. Passive or active solar heating
b. Solar energy
c. Solar Cells
d. Large scale hydropower
e. Wind power
f. Solid biomass
g. Liquid biofuels
h. Geothermal energy
i. Hydrogen
15. How can we make the transition to a more sustainable energy future?
Principles
P 56 # 10, p 122 # 11, p 84 # 17, P110 # 23, P 94 #1, P 58 # 10