The human population growth curve is currently in which phase?
A. death phase
B. lag phase
C. stable equilibrium
D. exponential growth
Answer: C. Exponential growth
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What type of deformation is shown in this photograph?
A) Displacement
B) Rotation
C) Internal strain of the rock
D) Columnar joints
The huge 1964 Alaskan earthquake, one of the largest earthquakes ever recorded, was caused by
A. thrusting along a subduction zone (megathrust). B. an underwater landslide that caused a tsunami. C. normal faulting on an ancient fault zone in the crust. D. rupture on a long segment of a strike-slip fault. E. a volcanic eruption on Augustine volcano.
Which sequence of events is required to form a limestone cave where you can walk around and observe cave formations, such as stalactites?
A. water dripping from the ceiling, then lowering of the water table, then limestone is below the water table B. limestone is below the water table, then lowering of the water table, then water dripping from the ceiling C. lowering of the water table, then water dripping from the ceiling, then limestone is below the water table D. None of these choices are correct.
Examples of major nation-states are
A) Germany and Denmark. B) Australia and New Zealand. C) Russia and the United States. D) Mexico and Russia. E) Mexico and Germany.