Hydrography - Oceangraphy & Marine Sciences
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Significance of Oceans?
- -70% of earth is covered in water.
- -Phytoplankton are major source of oxygen.
- -Important part of the climate system.
What is a Hypsographic?
Graph used to visualized land and ocean relationships.
What are the variables of a pressure wave?
Total quantity of dissolved salts in sea water.
What is the speed of sound in water?
Main Influences of Ocean Currents?
- -Solar Heating
- -Temperature & Salinity Differentials
What is Seismic (Reflection or Refraction)?
Used to determine the type, thickness and arrangements of sediments and rocks.
What are Grabs & Dredges?
Samples of exposed sea floor
What are Corers?
Samples of the top layer of seafloor (2-3m)
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