1.  What is the primary driving mechanism of deep water currents?


2.  What factors affect seawater density?


3.  What word captures these two factors to describe currents that flow in the deep ocean?


4.  What is the salinity characteristic of the Mediterranean?


5.  How can oceanographers track movements of water masses?


6.  What was a source of transient isotopic tracers in the oceans?


7.  What information does sea shell chemistry give about oceans?


8.  Over what period of time does deep water ocean circulation operate?


9.  Where is ocean floor turbulance notably greater than average?


10.  What kind of ocean modeling can be done once a physical model is established?