Geo Reviewer Surface Water Practice Exam

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• The steeper the slope, what happens to the stream velocity?
• Which of the following is NOT a source of groundwater contamination?
• What is defined as the maximum load of sediment a stream can transport?
• Which environmental problem is primarily associated with excessive groundwater extraction?
• How is porosity defined in geology?
• Which of the following processes is considered the most powerful means of river erosion?
• What is the main purpose of a well?
• Which process of erosion is primarily responsible for removing rock and soil from a river's edge?
• What is the term for when fragments move along by rolling and sliding?
• What is a common characteristic of most igneous and metamorphic rocks regarding voids?
• What characterizes incised meanders?
• What happens when the water table rises in relation to a stream?
• Which component describes the channel and the surrounding terrain directing water?
• How does acidic groundwater contribute to cavern formation?
• What is a Cut Bank in relation to river formation?
• What typically causes a stream to begin downcutting in the process of forming incised meanders?
• Bedrock channels are usually found in what type of valleys?
• What happens to sediment at the cut bank of a stream?
• What defines a regional flood?
• What is the term for the lowering of the water table around a well due to water extraction?
• What is an artesian well?
• Which of the following are two common types of alluvial channels?
• What type of landform is a pothole classified as in a bedrock channel?
• How can sinkholes present a hazard in populated areas?
• What is defined as the lowest elevation to which a stream can erode its channel?
• What happens when the pressure from the water in an artesian well is tapped?
• What does the stream gradient measure?
• What is the primary factor that allows geysers to function?
• What typically contributes to the density difference between saltwater and freshwater?
• How high can geysers typically shoot water into the air?
• What kind of sediment is typically found in the bed load of a stream?
• What occurs to sediment as a river forms a delta?
• Alluvial channels typically flow through which type of valleys?
• What is a tributary?
• What defines a dendritic drainage pattern?
• What defines the valley walls?
• What describes the process of separating solid particles of various sizes during sediment deposition?
• Which type of stream channel is formed by sediments deposited by water flow?
• Which of the following best defines discharge in relation to stream channels?
• What is the unique feature of the distribution of streams in a radial pattern?
• What controls the channel pattern exhibited by streams cutting into bedrock?
• How does a Yazoo tributary behave when it enters a river valley?
• What term describes the sweeping bends formed by meandering streams?
• What defines a losing stream?
• What factors can act as Local (Temporary) Base Levels?
• What naturally forms alongside a river after flooding and receding?
• Which observation led to the concept of a graded stream?
• What do alluvial channel patterns indicate about a stream's behavior?
• What is discharge in terms of river systems?
• Which of the following is a cause of flooding?
• What happens to a stream’s channel as it meanders?
• What defines a rectangular drainage pattern?
• What term describes limestone rock left behind after cave formation?
• In which zone does the water table reside?
• What defines the water table in a groundwater system?
• What is typically found in the area covered by alluvium on a floodplain?
• What characterizes the back swamp area behind a levee?
• What occurs when mountain streams reach a relatively flat lowland?
• Which of the following best describes an alluvial fan's formation?
• What natural feature is formed as a result of sediment deposition at the mouth of a river?
• How does the configuration of the water table change?
• Which feature is associated with the deposition of sediments in river systems?
• What does permeability refer to in geology?
• What is a drain basin?
• Which feature is typically associated with a flood-control dam?
• What is the primary factor that influences a stream's competence?
• What impact does the construction of a dam have on stream base levels?
• What is the result of a raised base level on stream gradient and velocity?
• What occurs when the water table intersects Earth's surface?
• What defines the suspended load in a stream?
• What are point bars formed from?
• What do natural levees create in the floodplain?
• What type of flood is typically caused by heavy rainfall occurring in a short period?
• What is the trellis pattern characterized by?
• What happens when groundwater extraction decreases water pressure in aquifers?
• What does a decrease in a stream's velocity typically lead to?
• What process primarily shapes karst landscapes?
• What geological feature typically allows for the development of a rectangular pattern?
• Which type of channel typically forms in the headwaters of river systems with steep slopes?
• What does a drainage divide indicate?
• What occurs in a flowing artesian well?
• What factor primarily influences the porosity of a rock formation?
• What type of deposition is a speleothem primarily involved in?
• What is the capillary fringe?
• Which flood type results from the failure of a dam?
• What characterizes a delta?
• What shape does the cone of depression in the water table take?
• What is the main consequence of saltwater intrusion on freshwater resources?
• Which sediment characteristic is most influential in determining channel shape?
• In which direction does groundwater move?
• What is a key characteristic of a graded stream system?
• How does poorly sorted sediment affect porosity?
• What is a geyser?
• What is a characteristic of the capillary fringe in relation to water movement?
• What collective term refers to various types of dripstone formations?
• What is a hybrid stream?
• What occurs at the point bar of a meandering stream?
• Which type of sediment load travels along the bottom of the stream?
• What geological process allows for the gradual enlargement of cavities into caverns over time?
• What is the primary characteristic of a meandering channel?
• Which of the following factors is NOT typically associated with flow velocity?
• What is the dominant activity in valley deepening?
• What does the potentiometric surface represent?
• What fundamental physical characteristic of saltwater affects its movement in aquifers?
• What natural feature is typically associated with sinkholes?
• Which of the following describes the surface where groundwater pressure is equal to atmospheric pressure in an artesian system?
• What is the term for the layer of material that allows water to flow easily through it?
• What defines an alluvial channel?
• What happens to the sediments when the flow of a stream decreases?
• What is the definition of an aquifer?
• What effect does friction have on the rise of water in artesian wells?
• What conditions typically lead to the development of a dendritic pattern?
• Why does water in geysers not boil at the normal boiling point of 100 °C?
• What is directly proportional to the discharge in a stream regarding its sediment transport capacity?
• What can increase the flow velocity of a river?
• What would you call a natural water source that flows from rocks without any external energy source?
• Which type of terrain is predominantly affected by the formation of sinkholes?
• What process leads to the formation of a V-shaped valley?
• What aspect of aquifers does hydraulic conductivity measure?
• Which term describes areas of shallow, fast-flowing water in a stream?
• What term refers to a layer that restricts groundwater movement?
• What is identified by the term 'wetted perimeter' in river systems?
• What is a common cause of land subsidence?
• Which of the following factors affects flow velocity?
• Which of the following is considered work performed by running water?
• How can a stream channel be defined in basic terms?
• How does water behave when flowing across an alluvial fan?
• What does saltwater intrusion involve?
• What is essential for water flow through pore spaces?
• How does laminar flow behave in a river?
• What are distributaries in the context of a delta?
• Under what conditions does an artesian well occur?
• Which ions are commonly found in the dissolved load of streams?
• How do steep segments of bedrock channels contribute to channel morphology?
• What scenario describes an unconfined aquifer?
• What energy source drives the movement of groundwater?
• What is a key characteristic of flash floods?
• In steep bedrock channels, what features are typically developed?
• What is created behind a rock or obstruction that flows in a circular upstream direction?
• What is the impact of excessive use of fertilizers on groundwater?
• When does saltwater typically intrude into freshwater aquifers?
• What conditions lead to a flood occurring?
• Which type of sediment remains suspended in water and is often made of lighter materials?
• What occurs when a stream reaches equilibrium?
• Which factor does NOT affect the movement of groundwater?
• How does sediment deposition occur when a stream overflows onto a floodplain?
• Which unit decreases the movement of water within geological layers?
• What is the purpose of artificial levees?
• What is groundwater?
• How do sinkholes typically form without physical disturbance to the rock?
• What occurs when two opposing currents meet, causing water to rotate?
• What does the hydraulic gradient relate to?
• What is a characteristic of unconsolidated deposits of sand and gravel?
• What defines the recharge area of an aquifer?
• What is the characteristic of the valley floor?
• Which aspect of a stream is primarily responsible for determining the size of particles it can transport?
• What is the term for the force of moving water that breaks fragments from the riverbed and banks?
• What does hydraulic conductivity take into account?
• What aspect of a trellis pattern identifies it from other patterns?
• Which of the following best describes the process of delta formation?
• What is the definition of surface water?
• What is created by the uneven distribution of material during flooding?
• What occurs after a river adjusts its base level regarding floodplains?
• What result occurs as a stream approaches a graded condition?
• What is required for hot springs to form?
• What is a form of stream erosion that involves the wearing away of rocks and sediment?
• What function do flood-control dams serve?
• What forms over time due to continuous lateral erosion by a meandering stream?
• What does the wetted perimeter refer to?
• What are stalactites?
• Which factors significantly affect the shapes of alluvial channels?
• What process involves larger grains being temporarily lifted by currents and advancing by short jumps?
• What kind of flooding is characterized by rapid water level rises and short notice?
• What does a steep hydraulic gradient indicate about groundwater flow?
• Which process refers to the chemical breakdown of rocks due to substances in water?
• How much does groundwater temperature typically increase with depth?
• What type of load consists of earth material dissolved into ions and carried in solution?
• What occurs whenever a stream slows down, leading to a reduction in sediment competence?
• Who introduced the concept of a downward limit to stream erosion?
• Who postulated the concept of hydraulic gradient?
• What feature do stalagmites lack that distinguishes them from stalactites?
• How does a trellis pattern typically form?
• What characterizes the depressions formed from the gradual development of sinkholes?
• What is the symbol commonly used for groundwater discharge?
• Which term describes the adjustments made by streams in response to changes in base level?
• What term describes a stream's ability to carry solid particles?
• What effect does a uniform bedrock have on streamflow patterns in dendritic systems?
• What is a characteristic feature of braided channels?
• What factor determines whether a stream is classified as gaining or losing?
• Which factor affects the intensity of surface runoff?
• What are pore spaces in geological terms?
• Which feature is more likely to be rounded on the upper end than a stalactite?
• What characterizes the saturated zone?
• Which term refers to a geological formation that impedes water movement and is sometimes used interchangeably with aquiclude?
• What is the role of raindrops in stream erosion?
• Which statement correctly describes the flow pattern of a river that has formed natural levees?
• What geological feature is commonly associated with hot springs?
• Which formation can act as a barrier preventing water movement?
• What is a consequence of saltwater intrusion in coastal aquifers?
• Which law is often associated with groundwater discharge calculations?
• What distinguishes a confined aquifer from an unconfined aquifer?
• Which statement is true regarding the shape of the water table?
• What does channelization involve?
• What do voids most commonly refer to in sedimentary geology?
• What measures the volume of water flowing past a certain point in a given unit of time?
• What type of stream channel typically has a high gradient and is composed of bedrock?
• Where does material dissolved by groundwater typically go?
• When a stream deposits material due to reduced velocity, what happens to the channel?
• What does groundwater discharge refer to?
• What does groundwater contamination refer to?
• Which of the following is a method used in flood control projects?
• What is the primary composition of alluvial fans?
• Which of the following terms refers to the steepness or incline of a river?
• Which of the following is NOT a property of a river system?
• During valley widening, what happens to the stream's energy?
• What is considered the Ultimate Base Level?
• What is the typical temperature range for hot springs compared to local air temperature?
• What is the importance of a recharge area?
• What is a gaining stream?
• What describes the unsaturated zone in a groundwater context?
• What is the main characteristic of karst landscapes?
• Which process involves grinding down particles carried by water, leading to erosion?
• What can significantly vary from place to place along a stream channel?
• Competence in a stream is directly proportional to which of the following factors?
• What is the role of a confining layer over a confined aquifer?
• At what location are most caverns typically formed?
• Which geological unit is characterized by low or no intrinsic permeability?
• Which of the following can result from human interference with waterways?
• What effect does the drop in flow velocity have when a stream floods its banks?
• What constitutes the term 'load' in the context of river systems?
• What process involves the smoothing and rounding of stones carried in the load of a river?
• Which best defines aquifuge?
• What is characteristic of a radial drainage pattern?
• What is streamflow?
• What process is primarily responsible for the shaping of stream valleys through erosion?
• What is a Graded Stream?
• Which river valley feature is characterized by steep sides and a narrow bottom?
• What is dripstone primarily formed from?
• Where do deltas typically form?
• Where is a radial drainage pattern most likely to form?
• What do river terraces represent in terms of landscape features?
• What circumstances can cause a dam-failure flood?
• What is the primary type of water that feeds geysers?
• Which drainage pattern is characterized by a branching, tree-like structure?
• What is an alluvial fan?
• What does a Cutoff represent in river dynamics?