On a colored weather map, a stationary front is drawn as an alternating red and blue line. Red semicircles face toward colder air on the red line and blue triangles point toward warmer air on the blue line
a. True
b. False
ANSWER: True
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Which of the following was a result of the Spanish-American War of 1898?
A) the American acquisition of the Lesser Antilles B) the American military defeat at Guantanamo Bay and surrender of all its Caribbean possessions to the Spanish C) the return of Cuba to Spanish rule D) The United States and Spain split Hispaniola, with Spain acquiring the Dominican Republic and the United States acquiring Haiti E) Cuban independence from Spain and the transfer of Puerto Rico to American sovereignty
Which of the following is the best indication that limestone caves could be present at depth?
A) Springs B) Cliffs and overhangs along rivers C) Large quartz crystals laying on the surface D) Gently sloping hills E) Limestone pillars and sinkholes
The process of planting alternating bands of different crops to disrupt wind flow and slow wind erosion is
A. terracing. B. strip cropping. C. lateritization. D. contour plowing.
What would happen to alpine glaciers in the Europe if average annual temperatures decreased?
A. They would decrease in size. B. They would stay about the same size. C. They would increase in size.