Which of the following is not a difference between sea ice and ice shelves?
A) composition
B) where they form
C) where they exist
D) how long they exist
Answer: C
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Plate movement that results from the downward gravitational pull of dense oceanic crust at subductions zones is known as
A) ridge push B) transverse faulting. C) divergent upwelling. D) seafloor magnification. E) slab pull.
What prevents North Atlantic Deep Water from moving on a large scale like the Antarctic Bottom Water?
A) The density of the water B) The topography of the basin C) The composition of the sediments D) The salinity of the water
Which of the following is true regarding phase changes?
A. All phase changes require energy. B. All phase changes involve the release of energy. C. Energy is released when going from higher to lower energy state. D. Energy is required to go from a higher to lower energy state.
Different species within a community, whether native or nonnative, play similar roles in the community's ecology.
Answer the following statement true (T) or false (F)