What is salinity, and how is it usually expressed? What is the average salinity of the ocean?

What will be an ideal response?


Salinity is the total amount of solid material dissolved in water, usually expressed in parts per hundred (%) or parts per thousand (‰). The average salinity of the ocean is 3.5%, or 35‰.

Environmental & Atmospheric Sciences

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What is an example of authigenic sediment?

a. Quartz sand b. Phosphorite deposits c. Volcanic dust d. Diatomaceous ooze e. Tektite spheres

Environmental & Atmospheric Sciences

Fronts are associated with high pressure

a. true b. false

Environmental & Atmospheric Sciences

Rill erosion can lead to 

A.   Wind erosion B.   Sheet erosion C.   Soil compaction D.   Gully erosion E.  Salinization and waterlogging

Environmental & Atmospheric Sciences

List the three elementary particles found in an atom and give the electrical charge of each

Environmental & Atmospheric Sciences