The history of the earth has been marked by

  1. a set of stable continents and oceans.
  2. by continents floating about on denser material.

    3.  

    Extremely fine textured material in soil is called

    A clay.

    B sand.

    C filamer.

    D clay.

     

    Which produces more waste?

    a. oil and gas production.

    b.agriculture

  3. industry
  4. municipalities

 

Is oil and gas drilling waste officialy hazardous.

 

What was Silent Spring about?

 

 

It takes about----- of benzene to contaminate water

0.05 ppb to contaminayte

1/5

1/10

100 gallonas per ton

 

The sourcing range for a chip mill is about

100 miles

1000miles

10 miles

 

A resume should be

a.neatly typed.

b.spell checked.

c. grammatically correct.

d. all of thwe above.