Oceans and Branches of Oceanography
Earth can be divided into 5 principle oceans based on what?
shape of the ocean basins and positions of the continents
How much of Earth is covered by water?
How much salt water do the oceans contain?
Describe the Pacific ocean
largest, deepest, least salty
Describe the Atlantic ocean
second largest, saltiest
Describe the Indian ocean
mainly in southern hemisphere
Describe the Arctic ocean
smallest, shallowest, ice-covered
Describe the Antartic
connects Pacific, Atlantic, and Indian ocean
smaller and shallower than oceans, salt water, usually enclosed by land
The “Seven Seas” are actually what?
Average depth of oceans
What is the deepest part of the ocean?
Mariana Trench, 7 miles deep
What is the highest mountain?
Mt. Everest, 5 miles
Describe geological oceanography
study earth at the edge and below surface of ocean, history and processes that formed ocean basins and topography
Describe physical oceanography
how and why the water moves, marine meteorology
Describe chemical oceanography
study of the composition and history of seawater, processes and interactions
Describe marine biology
study of marine organisms, investigates relationships
Describe engineering oceanography
designing and planning equipment
Describe environmental oceanography
effects of human activities on the ocean environment