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Quiz von Kyle Stefanski, aktualisiert more than 1 year ago
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Erstellt von Kyle Stefanski
vor etwa 6 Jahre
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Frage 1
Frage
All of the water at or near the surface of the earth is called the
Antworten
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Lithosphere
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Atmosphere
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Asthenosphere
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Hydrosphere
Frage 2
Frage
Most of the water on earth is located in
Antworten
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glaciers
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lakes
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oceans
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groundwater
Frage 3
Frage
What is not a part of the hydrologic cycle
Antworten
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transpiration
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precipitation
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evaporation
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elevation
Frage 4
Frage
A region from which a stream draws water is called
Antworten
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drainage basin
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watershed
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pool
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a watershed and a drainage basin are the same thing dumbass you aint slick
Frage 5
Frage
Which statement is correct
Antworten
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Velocity of a stream equals discharge times are (V = D x A)
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Discharge of a stream equals velocity times are (D = V x A)
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Area of a stream equals discharge times velocity (A = D x V)
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none of these
Frage 6
Frage
Fine, light sediment carried along in a stream is called _____________ load
Antworten
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suspended
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dissolved
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traction
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saltation
Frage 7
Frage
A stream pattern that develops on relatively uniform bedrock is called
Antworten
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rectangular
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radial
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dendritic
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trellis
Frage 8
Frage
The method in which boulders and pebbles roll or bounce along a stream bottom is called
Antworten
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suspended
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dissolved
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traction
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saltation
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both traction and saltation
Frage 9
Frage
The lowest level to which a stream has eroded is called
Antworten
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ground level
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floor level
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base level
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final level
Frage 10
Frage
Fine grained, well sorted stream sediment would typically be found
Antworten
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upstream close to a stream source
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downstream far from the stream source
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at the base of a waterfall
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none of these
Frage 11
Frage
A mature stream
Antworten
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has many meanders and a narrow floodplain
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has many meanders and a wide floodplain
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has few meanders and a narrow floodplain
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has few meanders and a wide floodplain
Frage 12
Frage
An outside bend in a stream where water flows faster, erodes the riverbank, and has a deeper channel is called a
Antworten
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point bar
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meander
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cut bank
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levee
Frage 13
Frage
an inside bend in a stream where water flows slower allowing sediment to build the river bank and has a shallow channel is called a
Antworten
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point bar
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meander
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cut bank
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levee
Frage 14
Frage
Braided streams have
Antworten
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more sediment load than meandering streams
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more stable banks than meandering streams
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finer grained sediment than meandering streams
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lower discharge variability than meandering streams
Frage 15
Frage
Stream hydrographs measure stream discharge at a point in time
Antworten
- True
- False
Frage 16
Frage
Flood frequency curves
Antworten
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are not useful in determining flood frequency of a stream
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provide long term flood frequency records although few long term records exist
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plot discharge versus stream height
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none of these
Frage 17
Frage
Asphalt and concrete surfaces reduce infiltration of water into the ground contributing to more water runoff into streams
Antworten
- True
- False
Frage 18
Frage
Placing buildings and fill dirt in a floodplain reduces the volume of space that the stream could occupy and increases the chances of a major flood
Antworten
- True
- False
Frage 19
Frage
Vegetation loss near a stream contributes too
Antworten
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less water entering a stream
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more soil being washed into a stream causing "silt up" of the stream
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increased likelihood of flooding due to a decreased ability of the stream to carry water away
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Both long answers (not less water entering a stream)
Frage 20
Frage
Flood hazard reduction strategies
Antworten
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reducing regulations on land use zoning
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removal of retention pond use in new subdivisions
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using diversion channels to divert water away from an area or using channelization to widen or deepen the existing channel
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reducing funds for dam and levee maintenance projects
Frage 21
Frage
The proportion of void space in a material compared to the entire volume of the material is
Antworten
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porosity
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permeability
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hydraulic conductivity
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pore throat
Frage 22
Frage
Which unconsolidated sediment will have the lowest porosity?
Antworten
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well sorted gravel
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poorly sorted gravel
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poorly sorted sand
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well sorted clay
Frage 23
Frage
Which consolidated rock will have the lowest porosity?
Antworten
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highly fractured basalt
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sandstone
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shale
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dense crystalline rock
Frage 24
Frage
A measurement of how readily a fluid passes through a material is called
Antworten
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porosity
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permeability
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fluidty
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passivity
Frage 25
Frage
Which unconsolidated sediment will have the lowest permeability?
Antworten
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well sorted gravel
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poorly sorted gravel
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poorly sorted sand
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well sorted clay
Frage 26
Frage
Which consolidated rock will have the lowest permeability?
Antworten
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highly fractured basalt
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sandstone
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shale
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dense crystalline rock
Frage 27
Frage
Watered stored in the subsurface and transmitted at rates sufficient enough to be useful is called
Antworten
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aquitard
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aquifer
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aqueduct
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none of these
Frage 28
Frage
*Know the practice diagram of water tables and aquifers we did in class* (she asked five questions on it on this quiz)
Antworten
- True
- False
Frage 29
Frage
Darcy's Law represents discharge of groundwater and has the equation Q=KA/(difference in hydraulic head(h)/distance between two wells(l)) What is the discharge of groundwater in a highly dissolved limestone squifer with the following properties
K = 1 m/s
A = 40 m^3
h = 2 m
l = 40 m
Antworten
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q = 20 m^3/s
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q = 2 m^3/s
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q = 40 m^3/s
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q = 4 m^3/s
Frage 30
Frage
Groundwater flows from areas of high hydraulic head to areas of low hydraulic head. The greater the difference between hydraulic head elevations, the greater the hydraulic gradient will be between two areas
Antworten
- True
- False
Frage 31
Frage
Pumping water from the ground to the surgace may result in
Antworten
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a cone of depression
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lowering of the water table
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land subsidence
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all of these
Frage 32
Frage
What type of source pollutant is released from a readily identifiable source (sewer outlet,steel mill, septic tank)
Antworten
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point source pollutant
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non-point source pollutant
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both
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neither
Frage 33
Frage
What type of source pollution is released from a more diffuse location and could create an algal blooms in Lake Erie
Antworten
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point source pollutant
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non-point source pollutant
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both
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neither
Frage 34
Frage
What type of pollution is carbon based and created from living or once living things (both animals and plants) or their byproducts
Antworten
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organic pollution
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inorganic pollution
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metal pollution
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sediment pollution
Frage 35
Frage
What stream zone has high dissolved oxygen levels and healthy aquatic populations?
Antworten
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clean zone
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decomposition zone
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septic zone
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recovery zone
Frage 36
Frage
What stream zone has low dissolved oxygen levels, sludge worms, mosquito larvae, and no fish?
Antworten
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clean zone
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decomposition zone
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septic zone
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recovery zone
Frage 37
Frage
What is not involved in the process known as eutrophication?
Antworten
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high levels of organic pollutants
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high levels of nitrogen
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high levels of phosphorus
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high levels of dissolved oxygen
Frage 38
Frage
Organic matter such as herbicides and pesticides are found in nearly all streams.
Antworten
- True
- False
Frage 39
Frage
Methods to reduce organic matter runoff into streams include using
Antworten
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shallow sediment basins to contain runoff
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vegetative covered filter strips to slow down runoff and allow more time for plants to absorb the organic matter
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grassed waterways to slow down runoff and allow more tie for plants to absorb the organic matter
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all of the above
Frage 40
Frage
Which organism would have the MOST metal accumulation in their body in the process known as biomagnification
Antworten
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mayfly
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small bluegill
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large bass
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human
Frage 41
Frage
What type of activities increase the amount of metals in the environment?
Antworten
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Mining
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Burning of coal
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Droughts
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both mining and burning of coal
Frage 42
Frage
what is NOT TRUE about sediment pollution
Antworten
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farmlands contribute the most to sediment pollution in water bodies
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sediments in a water body reduce the amount of sunlight that can penetrate the water body and reach bottom dwelling plants
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if sunlight cannot reach bottom dwelling plants because of high sediment load, photosynthesis cannot occur, and plant populations are reduced
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sediment containment ponds increase the amount of sediment runoff into streams
Frage 43
Frage
Which method would NOT reduce surface water pollution?
Antworten
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dredging lake and stream bottoms to remove accumulated sediment
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adding aluminum to lakes to reduce phosphate levels
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reducing oxygen content in lakes
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introducing fish eating algae into streams
Frage 44
Frage
Which NATURAL process would not reduce groundwater pollution
Antworten
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breaking down pollutants with microbes in groundwater
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using activated charcoal filters to remove pollution
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adhering or absorbing pollutants to sediment in groundwater
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diluting pollutants in groundwater
Frage 45
Frage
Groundwater wells can be used to remove contamination through what processes
Antworten
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air stripping
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activated charcoal filtering
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adjusting the pH of groundwater
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all of these
Frage 46
Frage
The best method to reduce water pollution is to not pollute the water in the first place.
Antworten
- True
- False
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