SEAWATER

Seawater

Seawater or salt water is water from a sea or ocean. On average, seawater in the world's oceans has a salinity of about 3.5% . This means that every kilogram of seawater has approximately of dissolved salts . Average density at the surface is 1.025 g/ml. Seawater is denser than both fresh water and pure water because the dissolved salts add mass without contributing significantly to the volume. The freezing point of seawater decreases as salt concentration increases. At typical salinity it freezes at about . The coldest seawater ever recorded was in 2010, in a stream under an Antarctic glacier, and measured .

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seawater

Noun

  1. The saltwater of a sea or ocean.


The above text is a snippet from Wiktionary: seawater
and as such is available under the Creative Commons Attribution/Share-Alike License.

sea water

Noun



The above text is a snippet from Wiktionary: sea water
and as such is available under the Creative Commons Attribution/Share-Alike License.

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