Groundwater

Which of the following statements is false?

• Permeability affects flow through an aquifer.

• Groundwater can be stored in an aquifer.

• Aquifers are always a single rock layer.

• Well-sorted sediment holds the most water.

The amount of surface water that seeps into the pores between rock particles is influenced by which of the following factors?

• rock type, land slope, and climate

• rock type, land slope, and capillary fringe

• rock type, land slope, and sea level

• rock type, land slope, and recharging

Shanghai removed 96.03 million cubic meters of groundwater in 2002 but replaced only 13.75 million cubic meters. What was the rate of groundwater depletion in Shanghai that year?

• 109.78 million cubic meters per year

• 1,320.41 million cubic meters per year

• 6.98 million cubic meters per year

• 82.28 million cubic meters per year

The formation of karst topography is caused by

• the physical weathering of limestone.

• the chemical weathering of limestone.

• closely spaced sinkholes

• irregular topography.

What quality distinguishes an ordinary well from an artesian well?

• Water flows freely from an ordinary well.

• Water is pressurized in an ordinary well.

• Water must be pumped from an ordinary well.

• Water comes from rainfall in an ordinary well.

Any body of rock or sediment in which water can flow and be stored is called a(n)

• well.

• aquifer.

• sinkhole.

• artesian formation

The percentage of open space in a given volume of rock is the rock’s

• viscosity.

• capillary fringe.

• permeability.

• porosity.

The ease with which water can pass through a rock or sediment is called

• permeability.

• porosity.

• carbonation.

• velocity.

The slope of a water table is called the

• gradient.

• permeability.

• porosity.

• aquifer.

A natural flow of groundwater that has reached the surface is a(n)

• spring.

• aquifer.

• well.

• ravertine.