Geography chapter 16

1.

2 points

________ is an accumulation of groundwater above the zone of saturation, and is held up by an aquiclude.

2.

2 points

Water is under intense pressure and flow upward (above the water table) if it finds an outlet.. describes.....

Springs

Wells

Artesian Systems

Groundwater springs

3.

2 points

In humid regions the water table may be so high that it intersects the ground surface, producing ponds, lakes, or marshes, like in New England, Louisiana, and Florida.

True

False

4.

2 points

Effluent helps......

keep streams flowing between rains and dry seasons

Stops the Streams from drowning people

Streams go up hill

5.

2 points

Karst is a physical weathering process

True

False

6.

2 points

Karst landscaoes are landforms developed by solution, most commonly formed in ___________

Sandstone

Clay

Silt

Limestone

7.

2 points

_________ recharges the amount of water in subsurface locations

8.

2 points

Depletion of groundwater when rate of extraction exceeds rate to recharge does no lead to lowering of the water table or land subsidence.

True

False

9.

2 points

_______ are natural outflow of groundwater to the surface

10.

2 points

Solution process at or near the surface with dissolved rock removed by infiltration. Creates closed depressions in the landscpe describe what?

Valley Sinks

Collapse sinkhole

Solution Sinkhole

11.

2 points

Which describes percolation?

a well that yields water in wet season only

a primary input of the underground water system a primary input of the underground water system a primary input of the underground water system a primary input of the underground water system

process by which drains or seeps downward (due to gravity) through the zone of aeration

12.

2 points

Groundwater seeping into streams describes....

Influent

Effluent

Porosity

13.

2 points

The bottom zone surface water, which is always saturated, and is also known as ground water. This describes which zone?

The zone of aeration

The zone of water table fluctuation

The zone of saturation

All of the above

14.

2 points

_______ Refers to the amount of space between the particles that make up sediments or rocks, expressed as the volume of voids compared to the total volume of the material.

15.

2 points

The middle zone of the sub surface water is also known as...

Zone of water fluctuation

Zone of aeration

Zone of water

Zone of water mining

16.

2 points

Which is true about the chemical weathering process

Groundwater reacts with the limestone to create a weak carbonic acid

The carbonic acid eats and dissolves limestone breating macropores

Macropores grown into each other, until eventually a sinkhole, cave, or hum develops

Joints and fractures in the limestone creates areas of vulnerability

All of the Above

None of the above

17.

2 points

Wells and springs originating from the middle zone of subsurface water can run dry at times

True

False

18.

2 points

An Artesian well is.....

a natural outflow of an artesian system to the surface

An artificial outflow to the surface (does not require pumping)

19.

2 points

Rocks consisting of clay-sized clasts have more porosity than sand and gravel

True

False

20.

2 points

The water table fluctuates with the amount of precipitation, loss of outflow to surface, and the amount mechanically removed.

True

False

21.

2 points

When the zone of water fluctuation has high precipitation it is....

Freezing

Dry and humid

Not saturated

Saturated

22.

2 points

A rock layer that is relatively impermeable, such as slate or shale, restricts the passage of water and therefore is called an aquiclude

True

False

23.

2 points

Which describes conditions required for artesian systems?

Permeable surface in high recharge region

Aquifer must be inclined downwards

Confined by aquicludes

All of The Above

Only outlet is artesian well or spring

24.

2 points

Meltwater from frozen precipitation, that soaks into the ground does so by the process of infiltration

True

False

25.

2 points

What is the site called where a stream disappears into the cavern systems...

Swallow Hole

stream sinkhole

Disappearing stream

26.

2 points

What is subsurface water?

All water that lies beneath the earth's surface

Water in limestones

Water in soils, sediments and rocks

A and C

27.

2 points

Zone of aeration, zone of saturation, and zone of water table fluctuation describe what?

Environmental systems

Subsurface water zones

The nature of underground water

28.

2 points

In some desert areas there is no zone of saturation at all, because water at or just below the surface evaporates after rainstorms.

True

False

29.

2 points

Extracting subsurface water in arid regions where it cannot be replenished or extracting in more humid regions faster than it can be replenished describes....

Water Mining

Underground water theft

Water stripping

Subsurface extracting

30.

2 points

Water in a well that rises above the local water table, but not to the point of flowing out of the well is a nonflowing artesian well.

True

False

31.

2 points

A warm humid climate with ample precipitations is most conducive to ________ development

Desert

Limestone

Sandstone

Karst

32.

2 points

Distribution of Ground water depends on....

Amount of percipitation in the drainage basin

Rate of Evaportation

Amount and type of vegetation cover

All the Above

33.

2 points

An Aquifer is a sequence of porous and permeable layers of sediment or rock that store and transmit water; such as sandstones, limstones, or deposites of loose sand and gravels

True

False

34.

2 points

Clay is more permeable than sand and gravel

True

False

35.

2 points

The zone of aeration is.....

rarely saturated

composed of soil, sediment and rocks, that contain air and water

top zone of subsurface water

All of the Above

36.

2 points

Porosity does depend on the size of the particles, but rather, how they are packed and the uniformity of particle sizes

True

False

37.

2 points

By far, the largest proportion of potable subsurface water is originally derived from the atmosphere as precipitation.

True

False