What is a gyre?
When/how did Oxygen formation began.
How much time elapsed between formation of the ocean and appearance of life in it?
What is the CCD and what factors affect it?
The four seasons exist because _______.
Explain the stratification of the ocean in terms of density, salinity and temperature.
Know/Understand the properties of the Earth's major ocean currents.
Why are ocean sediments so young?
Why are Deep Sea Trenches often the originators of large earthquakes and tsunamis?
What are basalt and granite?
Why do Sound and light waves bend?