On a topographic map, a region that had very widely spaced contour lines surrounded by very narrowly spaced contour lines is best described as... a. a deep canyon
b. a beach
c. a mountain top
d. a valley

Which of there factors contributed most to us westward expansion in the second half of the nineteenth century?

Reading graphs: unemployment us unemployment rate (1961-2011) identify the trends in the graph and then use the drop- down menu to complete each statement from 1961 to 1965 unemployment was in the mid-2000s through 2011. unemployment was percentage unemployed 1961 1971 1981 1991 2001 2011 year

If we review the changes in the landscape surrounding the great salt lake in utah we can see a change in topography. look at the area to the south of the lake. what change has occurred during the last twenty-nine years? a) erosion of the hills b) an increase in marshland c) flooding of the area and the development of wetlands d) deposition of sediments and an increase in elevation