Earth Science: Geology, the Environment, and the Universe

Section 2: Groundwater Erosion and Deposition

Groundwater Erosion and Deposition

Your Results:

The correct answer for each question is indicated by a .

1			How are caves formed? Need a Hint?
			A)	uplift of limestone rocks
			B)	dissolution and precipitation of limestone
			C)	porosity of sandstone and limestone
			D)	permeability of water through fine-grained materials

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2			What is water called when it has a high concentration of iron, magnesium, or calcium? Need a Hint?
			A)	groundwater
			B)	soft
			C)	hard
			D)	a lake

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3			What is a characteristic of karst topography? Need a Hint?
			A)	sinking streams
			B)	caves
			C)	hard
			D)	all of the above

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4			When does water deposit calcium carbonate? Need a Hint?
			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

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