The following figure is for questions 6 through 13
6. the relief of this map is:
a. 200 feet
b. 280 feet
c. 360 feet
d. 400 feet
7. if the river on this map is 1.93 miles long, what is the gradient for this river?
a. about 72 feet/mile
b. about 62 feet/mile
c. about 36 feet/mile
d. about 31 feet/mile
8. the steepest slope is found between:
a. points a and c
b. points c and e
c. points d and b
d. points e and d
9. the elevation of point "a" is:
a. 40 feet
b. 60 feet
c. 80 feet
d. 120 feet
e. 160 feet
f. 200 feet
10. the elevation of point "b" is:
a. 40 feet
b. 60 feet
c. 80 feet
d. 120 feet
e. 160 feet
f. 200 feet
11. the elevation of point "c" is:
a. 40 feet
b. 60 feet
c. 80 feet
d. 120 feet
e. 160 feet
f. 200 feet
12. the elevation of point "f" is:
a. 240 feet
b. 280 feet
c. 320 feet
d. 360 feet
13. a person standing at point "f" would only be visible to a person standing at:
a. point a
b. point b
c. point d
d. point e