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17 terms

Oceanography & Climate

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Oceanography
the study of the physical properties of ocean
Natural Resources
materials from the environment that are used by living things
Desalination
a process used to separate the salt from seawater for the purpose of reclaiming one or both materials
Salinity
the total amount of dissolved salts in a sample of water
Sonar
sound navigation and ranging: uses sound waves to calculate the distance to the ocean floor
Global Positioning System (GPS)
using satellites to find locations on Earth
Global Information System (GIS)
a map-making software that creates maps containing different information about an area
Remote Sensing
the method of gathering information about areas without visiting the area
Satellite Imaging
The use of a satellite to identify and locate sediment and features of the ocean
Current
a large stream of moving water that flows through the oceans
Upwelling
movement of cold water upward from the deep ocean - brings tiny organisms, minerals, and nutrients from the deep layers
Deep Current
a cold, deep current coming from the poles a cold, deep current coming from the poles that moves along the ocean floor to the equator
Continental Shelf
gently sloping, shallow, extends out from the edge of the continent
Continental Slope
steep edge extending from continental shelf, waters deepen
Abyssal Plain
flat region of the sea floor
Mid-ocean Ridge
continuous range of underwater mountains that wind around the Earth
Trench
a canyon in the ocean floor, deepest parts of the ocean