Drainage density is determined by
A) dividing the number of streams in a basin by the basin area.
B) dividing the actual path length of a stream by the shortest path length of the stream.
C) averaging the discharge values across a drainage basin.
D) dividing the total length of all stream channels in the basin by the area of the basin.
D
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Development of the upper Tigris and Euphrates rivers by this country could threaten water supplies in Iraq and Syria.
A) Lebanon B) Iran C) Turkey D) Jordan E) Israel
If all of the grains in a sedimentary rock are about the same size, the rock can be characterized as
a. cemented. d. graded. b. compacted. e. well sorted. c. cross-bedded
To what extent will Central Asia's continental location be a disadvantage in the years to come? Is coastal access truly significant in determining a country's competitive position in the global economy?
What will be an ideal response?
Which of the following sedimentary structures indicates sediment transport by density currents (turbidity currents) flowing down the continental slopes?
a. cross bedding b. current ripple marks c. graded bedding d. asymmetrical ripple marks