GEO__GP3_ Nov 15_Freshwater Systems Flashcards

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1
Q

erosion

A

the removal and transport of rock and soil

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1
Q

recharge zone

A

the ground zone where water enters an aquifer

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1
Q

old rivers

A

low gradient and low erosive power; it deposits sediment along its banks

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1
Q

the process by which material is dropped or settled

A

deposition

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1
Q

rock and soil deposited by streams

A

alluvium

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1
Q

pollution which comes from one particular point such as a sewer pipe or factory drain

A

point-source pollution

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2
Q
  1. Youthful rivers; 2. Mature rivers; 3. Old rivers; 4. rejuvenated rivers
A

4 river stages

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3
Q

mature rivers

A

erodes it channel wider than deeper

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5
Q

a rock layer that stores and allows the flow of ground water

A

aquifer

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6
Q

deposition

A

the process by which material is dropped or settled

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6
Q

smaller streams or rivers that flow into larger ones

A

tributaries

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7
Q

the land that is flooded when rivers flood

A

flood plain

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8
Q

watershed

A

(drainage basin) land drained by a river system , which includes that main river and its tributaries

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8
Q

point-source pollution

A

pollution which comes from one particular point such as a sewer pipe or factory drain

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9
Q

the ground zone where water enters an aquifer

A

recharge zone

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10
Q

water table

A

where the zone of aeration and saturation meet

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11
Q

erodes it channel wider than deeper

A

mature rivers

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12
Q

where the zone of aeration and saturation meet

A

water table

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13
Q

a human-made hole that is deeper than the level of water table; therefore wells fill with groundwater

A

well

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14
Q

erodes its channel deeper than wide

A

youthful rivers

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15
Q

when the water table is lower than the level of a cave, the cave is no longer supported by the water underneath; the roof of the cave can hen collapse leaving a circular depression

A

sinkhole

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17
Q

the introduction of a substance into the environment that has harmful or poisonous effects

A

pollution

19
Q

low gradient and low erosive power; it deposits sediment along its banks

A

old rivers

21
Q

flood plain

A

the land that is flooded when rivers flood

21
Q

the oath that a stream follows

A

channel

22
Q

pollution

A

the introduction of a substance into the environment that has harmful or poisonous effects

24
Q

the removal and transport of rock and soil

A

erosion

25
Q

youthful rivers

A

erodes its channel deeper than wide

26
Q

the amount of water a stream or river carries in a given amount of time (gallons/hour)

A

discharge

28
Q

tributaries

A

smaller streams or rivers that flow into larger ones

28
Q

the water located within the rocks below the earth’s surface

A

ground water

29
Q

aquifer

A

a rock layer that stores and allows the flow of ground water

29
Q

porous

A

a rock layer with open spaces

31
Q

pollution which does not come from a single source. Examples include pesticides and fertilizers from agriculture.

A

nonpoint-source pollution

33
Q

dripstone hanging from top of cave

A

stalactite

34
Q

ground water

A

the water located within the rocks below the earth’s surface

35
Q

when land is raised by Earth’s tectonic plates

A

rejuvenated rivers

36
Q

a rock layer with open spaces

A

porous

37
Q

nonpoint-source pollution

A

pollution which does not come from a single source. Examples include pesticides and fertilizers from agriculture.

38
Q

alluvium

A

rock and soil deposited by streams

39
Q

well

A

a human-made hole that is deeper than the level of water table; therefore wells fill with groundwater

41
Q

gradient

A

the measure of the change of elevation over a certain distance

42
Q

channel

A

the oath that a stream follows

43
Q

sinkhole

A

when the water table is lower than the level of a cave, the cave is no longer supported by the water underneath; the roof of the cave can hen collapse leaving a circular depression

44
Q

rejuvenated rivers

A

when land is raised by Earth’s tectonic plates

45
Q

4 river stages

A
  1. Youthful rivers; 2. Mature rivers; 3. Old rivers; 4. rejuvenated rivers
46
Q

discharge

A

the amount of water a stream or river carries in a given amount of time (gallons/hour)

47
Q

stalactite

A

dripstone hanging from top of cave

49
Q

dripstone growing up in cave

A

stalagmite

50
Q

load

A

the materials carried in a stream’s water

51
Q

the measure of the change of elevation over a certain distance

A

gradient

52
Q

stalagmite

A

dripstone growing up in cave

53
Q

the materials carried in a stream’s water

A

load

54
Q

(drainage basin) land drained by a river system , which includes that main river and its tributaries

A

watershed