Groundwater Flashcards

1
Q

What is groundwater?

A

Water found in pores of soil, sediment, & narrow fractures in bedrock

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is the importance of groundwater?

A

Dissolves rock

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is the zone of saturation?

A

All of the open spaces in sediment and rock are completely water filled

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is a water table?

A

Upper limit of zone of saturation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is the zone of aeration?

A

Area above water table which includes mostly air

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is porosity?

A

The percentage of a material’s volume that is pore space

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is permeability?

A

The measure of interconnectedness of pore spaces

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is an aquitard?

A

Impermeable layer
Prevents water movement

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What is aquifer?

A

Permeable rock
Transmits water freely

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

How does groundwater move?

A

Gravity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

How does groundwater erode and deposit material?

A

When soluble rock is exposed at the surface, water can attack minerals chemically and become an erosion agent

How well did you know this?
1
Not at all
2
3
4
5
Perfectly