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Ocean chemistry

Terms in this set (15)

salinity
the total amount of dissolved salts in a sample of water
As you descend down in the ocean, salinity
increases (but stays mostly consistent below the surface zone)
As you descend down in the ocean, pressure
increases
As you descend down in the ocean, density
increases
density
A measure of how much mass is contained in a given volume (how compact the molecules are together.)
As you descend down in the ocean, temperature
decreases
How many meters does light reach below the surface of the ocean?
about 200 meters
On average ocean water's salinity is about
35 parts per thousand or between 3 and 4%
How can you lower salinity?
add freshwater
How can you raise salinity
remove water
warm water is ____________ dense that cold water
less
salt water is _______________ dense than freshwater
more
water that is more dense...
sinks below water that is less dense.
two sources of oxygen in ocean water
atmosphere and algae (photosynthesis)
you would find a higher salnity
in warm areas where water evaporates and cold areas where water freezes leaving the salt behind.
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