Section C

p.112

1. Atmosphere: nitrogen and oxygen. Hydrosphere: Water and dissolved minerals. Lithosphere: Variety of chemical resources including ores.

2. A. Crust, Mantle, Core. B. The Lithosphere's thin band of soil and rock.

3. a. Peru b. Chile c. China

4. China produces the largest masses of the eight resources on the table.

5. Ores are naturally occurring rocks that can be mined, while minerals are a naturally occurring solid substance commonly removed from ores.

6. 1. Quantity of useful ore found on site. 2. Percent of metal in the ore. 3. Type gof mining and extracting that is needed to extract the metal from its ore. 4. Distance of the mine from metal-refining facilities and markets. 5. Supply vs. Demand status 6. Enviro impact of the mining and processing.

7. There could be a larger demand for Gold (Au) forcing the mine to reopen.

8. This refers to what kind of metal is in the ore and whether it is needed or not.

9. Active metals are much more durable which would make them hard to process, also they will react to oxygen.

10. Copper would be the easiest to process because it is the least reactive.