Exam 16: Groundwater

Why is land disposal (in: trenches, landfills, heaps, holding ponds, tailings piles or ponds)of hazardous materials risky for both groundwater and local surface waters?

Excessive groundwater withdrawals can cause ________.

The direct energy causing groundwater flow from one place to the other is ________.

A terrain exhibiting many distinctive features related to subsurface solution of limestone is known as ________.

Which would have the highest porosity?

The fastest groundwater flows would be expected for an aquifer with ________.

Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases. -Choose the option that does not fit the pattern.

Provide three factors which contribute to an irregular surface for the water table.

A hydrothermal vent that periodically or occasionally erupts a column of steam and hot water is called a ________.

Which term denotes the physical force that pushes water though a saturated porous material?

What proportion of the world's water for industrial use (cooling, solvation, transport, manufacturing etc.)is supplied by groundwater aquifers?

A perched water table develops in hilly terrain where an aquitard underlies an aquifer and both are above the elevation of the main water table.

Can ground water ever act as an erosional agent or as a solvent? Explain.

The travertine hot spring deposits at Rabbitkettle Hotsprings, Northwest Territories, are better developed than most.What rock probably lies deeper beneath the hot springs to account for all the travertine deposits?

The zone of aeration ________.

Which of the following can logically be concluded by speleothems/dripstone hanging from a cave roof?

Compared to surface waters there are no negative environmental effects from using groundwater and groundwater cannot in fact be over-used.

The water table is a surface separating the zones of saturation and aeration.

Which speleothem grows upward from the floor of a cavern?