What is thought to have an effect on the formation of submarine canyons?
A) The sea level
B) Turbidity currents
C) Earthquakes
D) All of these choices
D
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How much of the United States coastline is considered to be depositional?
a. 20% b. 30% c. 60% d. 70%
A fluid's internal resistance to flow is: a. turbulence
b. thrust. c. viscosity. d. drag.
Match the sand dune with the correct description
A) Dunes with complex shapes that formed as a result of various seasonal wind directions B) Undulating sand ridges perpendicular to prevailing winds with crescent-shaped slip faces pointing downwind C) Multiple, overlapping crescent-shaped coastal dunes with the dune tips pointing toward shore D) Linear ridges of sand perpendicular to the prevailing wind E) Crescent-shaped dune with tips pointing downwind F) Linear ridges of sand parallel to the prevailing wind direction 1) Longitudinal 2) Parabolic 3) Barchan 4) Transverse 5) Star 6) Barchanoid
When a commodity is in short supply, the cost ________
A) goes up B) remains the same C) is lower in areas with better access D) is near the cost of production E) decreases