ESC1000 Chapter 9

25 July 2022
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question
The largest area of karst in the United States is included in
answer
Florida
question
Which of the following features is formed by the collapse of caves?
answer
sinkhole
question
Which of these four numbered features on the surface or in a cave can be formed by the dissolution or collapse of limestone?
Which of these four numbered features on the surface or in a cave can be formed by the dissolution or collapse of limestone?
answer
1&2
question
Aside from limestone, which other kinds of rock types produce karst terrain?
answer
evaporite rocks such as salt and gypsum
question
Which of the following features is composed of calcium carbonate?
answer
all of these choices are correct (limestone, travertine, stalagmites)
question
What is the most common way in which sinkholes form?
answer
the roof of a cave collapses
question
Which of the following features is NOT formed by precipitation of calcite from water?
answer
sinkhole
question
Which of the following is a feature that commonly forms where limestone has been dissolved?
answer
all of these choices are correct (skinkhole, karst topography, cave)
question
Which of these four numbered features on the surface or in a cave are formed by the precipitation of calcium carbonate, due to the evaporation of water?
Which of these four numbered features on the surface or in a cave are formed by the precipitation of calcium carbonate, due to the evaporation of water?
answer
3&4
question
In which setting is karst topography most likely to feature steep pillars, knobs, and oddly shaped rocks?
answer
tropical
question
Which of the following is generally true about caves formed by dissolution?
answer
groundwater removed material from limestone
question
Which sequence of events is required to form a limestone cave where you can walk around and observe cave formations, such as stalactites?
answer
limestone is below the water table, then lowering of the water table, then water dripping from the ceiling
question
Which of the following is the best indication that limestone caves could be present at depth?
answer
limestone pillars and sinkholes
question
Which of these four numbered features on the surface or in a cave is a stalagmite?
Which of these four numbered features on the surface or in a cave is a stalagmite?
answer
3
question
What rock type is the most common setting for caves formed by dissolution of rock?
answer
gray limestone
question
Which of these four numbered features on the surface or in a cave is a stalactite?
Which of these four numbered features on the surface or in a cave is a stalactite?
answer
4