Because of the tremendous pressure gradient associated with a strong tornado, maximum winds approach ________ miles per hour.
A) 1000 B) 600 C) 300 D) 100
Question 2
Although the polar climates generally have small precipitation totals, they are considered humid. The reason for this is:
A) low temperatures mean only a small loss to evaporation.
B) permafrost does not let the water escape.
C) since there are no trees present, little or no water is lost because of transpiration.
D) these regions have great reserves of underground water that can be used for irrigation.
E) most of the precipitation falls in the winter.