The Water Cycle Flashcards

1
Q

What drives the water cycle

A

the sun

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

Ice and snow sometimes ….. into water vapor

A

sublimate

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

What does water do as it rises

A

condenses

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

What happens when water condenses

A

clouds form

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

Ice caps and glaciers store ……

A

water

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

Snow packs …….

A

melt

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

Precipitation returns water to …… or ………

A

ocean;land

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

Water is continuously recycled. T or F

A

True

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

Aquifer

A

layers of porous rock or sand
allow water seepage
saturation occurs

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

Aquifers are also considered

A

groundwater

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

Theories of where Earth’s water came from

A

cooling of Earth caused water to condense
torrential rains formed most of oceans
comets and water rich asteroids may have contributed

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is one of the three main requirements for life

A

water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Water is an excellent ……. for many substances

A

solvent

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Water is a good medium for ………… reaction

A

biochemical

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Water is only found in abundance on Earth. T or F

A

True

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Metabolites/nutrients are ……… through water

A

easily transported

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Water covers …… of the Earth’s surface

18
Q

What comprises a majority of the volume of plants and animals

19
Q

Only ….. of water is usable as freshwater

20
Q

Most freshwater is ………..

A

bound and frozen

21
Q

Water is non-renewable source. T or F

22
Q

The water cycle is also known as the

A

hydrologic cycle

23
Q

The water cycle is important to many organism because…..

A

water helps transport and cycle nutrients

24
Q

Homeostasis is maintained by …….

25
Water's properties
surface tension solvent capillarity high specific heat of vaporization
26
What is the leading cause of death and disease
water contamination
27
Water contamination is a ......... problem
global
28
Approximately .... of water sources in US are polluted
50%
29
Other sources of water pollution include natural phenomena such as
volcanoes storms algae blooms earthquakes
30
Point source pollution
identifiable source
31
Where does point source pollution discharge from
a pipe, ditch, ship, or factory
32
Clean Water Act
federal law that regulates pollutant discharge
33
What are the two common types of point source pollution
factories and sewage treatment plants
34
Effluent pollution
certain factories expel more than one types of pollutant | some factories mix waste with urban runoff
35
NPDES
permit program created by the clean water act to regulate point source pollution
36
Nonpoint source pollution
water pollution that usually occurs from runoff | unidentifable sources
37
What is the primary cause of pollution in the US
nonpoint source pollution
38
Nonpoint pollution is easy to regulate. T or F
False
39
Example of nonpoint source pollution
water flowing across a parking lot, picking up oil
40
Livestock farms are ............ of pollution
point sources
41
Livestock waste is approximately ....... than human waste
14x greater