Earth Science Geology, the Environment, and the Universe

Section 2: Groundwater Weathering and Deposition

Self-Check Quizzes-English

1
How are caves formed?
A)uplift of limestone rocks
B)dissolution of limestone
C)porosity of sandstone and limestone
D)permeability of water through fine-grained materials
2
What is water called when it has a high concentration of iron, magnesium, or calcium?
A)groundwater
B)soft
C)hard
D)a lake
3
What is a characteristic of karst topography?
A)sinking streams
B)caves
C)sinkholes
D)all of the above
4
When does water deposit calcium carbonate?
A)when it loses carbon dioxide or evaporates
B)when it is in the zone of saturation
C)when water mixes with carbon dioxide
D)when it is supersaturated with travertine
5
Which equation correctly illustrates the formation of carbonic acid?
A)CO2 + H2O → H2 CO3
B)H2 CO3 → H+ + HCO3-
C)CaCO3 + H+ → Ca2+ + HCO3-
D)CO2 + H2O → Ca2+ + HCO3-
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