Shallow-focus earthquakes are generally the most destructive, because: __.
a. they contain higher energy
b. they move vertically
c. they are closer to the surface and most of the energy is released on the surface
d. none of the above
Answer: c. they are closer to the surface and most of the energy is released on the surface
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A prokaryotic cell could potentially have
A) linear chromosomes. B) a nucleus. C) a cell wall. D) mitochondria.
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