1. consider this topographic map of the charleston, south carolina region. if the area marked x is clear-cut and the land is left bare, what might we expect to see in the not-too-distant future?

a)
weathering and erosion; a gradual decrease in elevation

b)
flooding of the surrounding land; no change in elevation

c)
mudslides and slump; the rapid disappearance of the hill

d)
slow regrowth of the vegetation; an increase in the elevation over time

2. observe this diagram of a plate boundary. one statement best describes what is happening. it is that

a)
the oceanic crust is melting.

b)
volcanic islands are forming.

c)
this is typical of a subduction zone.

d)
the tectonic plates are moving away from each other

3.according to the images, the water level lake chad has been greatly reduced. for over twenty years, scientists have been using like these to monitor water on earth, the amount, location, as well as the quality of water.

a)
gps location

b)
ground truthing

c)
satellite imaging

d)
aerial photography