2SBS #1-8 p.151

1) Atmosphere - nitrogen, oxygen
    Hydrosphere - water, salt
    Lithosphere - silicone, oil
   
2) a) Lithosphere made up of: crust, mantle, core
    b) Lithosphere is the main storehouse of chemical resources

3) a) Mexico
    b) Japan
    c) China

4) China

5) The minerals make up the ore

6) -quantity of useful ore
    -perent of metal in ore
    - environmental impact of mining

7) The new equiptment is able to get more metal our of a piece of ore

8) Useful ore is used to extract metals