What kind of man made feature would likely lead to sand loss on a beach regardless of active margin (west coast North America) versus passive margin (east and Gulf coast of North America) setting for the coastline?
A) dam construction
B) building too close to sea-cliff and allowing urban runoff to seep into the rocks along the cliff
C) construction of offshore oil platforms
D) constructing a highway bridge over a bay mouth
A
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Desertification is usually accompanied by decreased erosion
Indicate whether the statement is true or false.
Two cities are located at the same latitude (40 degrees). City A is in the Southern Hemisphere and City B is in the Northern Hemisphere. Assume the two cities reflect the general characteristics of the hemispheres where they are located
Which city should have the warmer winter temperatures? A) City A B) City B C) Both cities should have nearly identical winter temperatures.
The utility of maps as planning tools is limited by which of the following considerations?
A. The impossibility of mapping non-geologic parameters, such as population density. B. The fact that, for many areas of the United States, there are excessive amounts of data available, too much to be adequately represented on a map. C. The problem that small features may not show on large-scale maps. D. All of the choices are correct.
The density of material below the Moho is ________ that above it
A) greater than B) less than C) the same as