The major factor determining whether the thermohaline currents flow near the surface or on the bottom of oceans is

A) pH.
B) pollutants.
C) Hadley cells.
D) water temperature and density.


D

Environmental & Atmospheric Sciences

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When a rifle is fired, it recoils so both the bullet and rifle are set in motion. The rifle and bullet ideally acquire equal

A) but opposite amounts of momentum. B) amounts of kinetic energy. C) both A and B D) none of the above

Environmental & Atmospheric Sciences

The term "salinity" refers to the total quantity of ____

A) dissolved inorganic solids in water B) sodium chloride dissolved in the ocean C) chlorine in 1 kilogram of water D) chloride ions in ocean water

Environmental & Atmospheric Sciences

What type of atomic bond is shown in the figure above?

A) Hybrid B) Metallic C) Covalent D) Ionic

Environmental & Atmospheric Sciences

Determine whether the following scenario is an example of a point or non-point source of pollution. A local dry cleaning business is forced to close after it is discovered that it had been illegally dumping perchlorate (a toxic chemical used to dry clean clothes) into the local groundwater supply.

A. Point source B. Non-point source

Environmental & Atmospheric Sciences