Which of the following occurs least over North America?
A) Maritime Tropical air from the North Pacific
B) Maritime Polar air from the Gulf of Alaska
C) Maritime Tropical air from the Pacific
D) Maritime Polar air from the North Atlantic
E) Arctic air from Siberia
Question 2
According to latitude and place in the surface westerlies, which of the following is the least likely zone of formation for a large air mass?
A) Eastern Siberia
B) Northern Sahara
C) Under an oceanic subtropical high
D) Caribbean Sea
E) The U.S. Midwest
Extinct North American Megafauna
Sources and Amounts of Oil Released into North American Marine Waters
Black and White Out-Migration from Virginia and North and South Carolina, 1870–1940 (in thousands)
West facade, Cha1134–1220; south spire, ca. 1160; north spire 1507–13.
Teaching in America
Tropical rain forest