Which of the following did NOT help change mapmaking in the 20th century?
a. remote sensing
b. hot air balloons
c. global positioning systems
d. geographic information systems
Answer: b. hot air balloons
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According to the diagram, the number of plants in operation ________ in the early 1990s.
A. Leveled off B. Increased sharply C. Increased D. Decreased sharply E. Decreased
A tangible geographic area in which no state exercises complete political control is called a(n)
A) frontier. B) ethnic border. C) colony. D) commonwealth. E) buffer.
Complete the concept map for number 1.
A. Wind B. Slope C. Water D. Gravity
Match the type of glacier with the correct definition
A) A long, narrow glacier that flows downslope B) A broad lobe that spreads out to flow on an open plain C) A small, round glacier at the head of a valley D) A large, massive glacier that moves independently of the topography 1) Valley glacier 2) Cirque 3) Piedmont glacier 4) Ice sheet