During baroclinic instability, the strong wind speed shear that exists from the surface up to a level of approximately 500 mb is disturbed by a shortwave
a. True
b. False
ANSWER: True
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When viewed from above the South Pole, Earth rotates clockwise.
Answer the following statement true (T) or false (F)
The main mineral resource in New Caledonia is:
A) nickel B) bauxite C) copper D) petroleum E) gold
What is karst topography? What are some of the features of karst? What will be an ideal response?
Some beetles escape from a ship and fly to a small island covered with grass but with no trees or beetle predators. As the beetles feed, they destroy all the grasses. But with abundant food, the beetle population soars, doubling in size every month
After about a year, the population crashes as thousands of beetles have destroyed almost all of the plants and there is little left to feed the large population. This scenario best illustrates A) constant growth followed by equilibrium. B) a population that has stabilized near its carrying capacity. C) exponential growth followed by a population crash. D) the fact that the beetles have strong competition from other species for food supply.