Why do the Hawaiian Islands form a chain in the Pacific Ocean's northern hemisphere?
a) This is an area of sea floor spreading
b) A subduction area occurs midway through the Pacific Plate
c) The Pacific Plate is moving over a hotspot
d) Submerged seamounts are being rejuvenated and are currently erupting
C
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Give three examples of limiting factors for populations of organisms in aquatic systems.
What will be an ideal response?
Along the shoreline of a pond, Canadian geese, American toads, and grass frogs search for food while bluegill and bass prey on small fish in the shallow water. These species, living and feeding in this particular location, represent one
A) species. B) population. C) community. D) ecosystem.
Tidal currents in the open ocean are ________.
A. deflected by the Coriolis effect B. rotary currents C. formed by the passing tide wave D. present at all depths E. All of these are correct.
Coastal upwelling along the coast of Chile is a result of winds from the ________ turning towards the ________ due to Ekman transport
A) north; left B) north; right C) south; left D) south; right