Q1. Explain the concept of a congener when used to describe organic contaminants.
Q2. Explain how organic flame retardants work. Why are polybrominated aromatic compounds well suited as flame retardants? Why are many of these compounds considered to be of particular environmental concern? (You will need to refer to the text to answer this question.)
Q3. What is the composition of petroleum and what are its major components? What happens to petroleum after a spill?
Q4. Provide answers for the following
a. Explain the relation between the terms "compartment" and "system" as they are used in class.
b. Can a system consist of several compartments?
c. Can a compartment consist of several systems?
Q5. Mixing in the atmosphere between the N- and S-hemisphere is slower than mixing within the hemispheres? Why?
Q6. Define the term thermocline.
Q7. Which properties determine the flow velocity of groundwater? Explain whether each property enhances or reduces flow velocity.