The USHas the Lowest Infant Mortality Rate of All Developed Countries

question 23

True/False

The U.S.has the lowest infant mortality rate of all developed countries.

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Definitions:

Fine-grained

Material having small, closely packed particles or crystals, often refers to sediments or rocks with such texture.

Clastic Rocks

Sedimentary rocks composed of fragments, or clasts, of pre-existing minerals and rocks that have been transported, deposited, and lithified.

Turbidity Current

A current in water or air that moves downward because it is more dense than the adjacent water or air, especially applied to a swift, bottom-flowing current of water and suspended sediment on the seafloor or the bottom of a lake.

Continental Shelf

A gently sloping, relatively shallow area of seafloor that flanks a continent and is underlain by thinned continental crust.