The Oceans - Chapter 1: Extent of the Oceans Flashcards
Nearly ___ percent of the planet is covered by the global ocean
71
____ oceanography is concerned primarily with energy transmission through ocean water, specifically with such items as wave formation and propagation, currents, tides, energy exchange between ocean and atmosphere, and penetration of light and sound
physical
____ oceanography is more concerned with the properties of seawater
chemical
_____ oceanography is the study of interrelationship of marine life with the oceanic environment
biological
____ oceanography deals with the ocean floor and shore and embraces the subjects as submarine topography, geological structure, erosion, and sediment
geological
Does the Northern or Southern Hemisphere have more water?
Southern
Fun fact: the volume of all land above sea level is only ____ that of the ocean
1/18
What is the average elevation of land above sea level?
840 m (2750 ft)
What is the average depth of ocean?
12,500 feet
If the solid earth were perfectly level and spherical, the oceans would cover it to a depth of more than ____ meters
2000
Which ocean is the largest (by far)?
Pacific
The Atlantic is a relatively ___ ocean compared to the Pacific
narrow
Which is the shallowest ocean?
Atlantic
What are some adjacent seas of the Atlantic? (4)
Carribean
Gulf of Mexico
Baltic
Mediterranean
Which ocean has the greatest north-south extent?
Arctic