LSU Geography 2051, Namikas, Final Exam Latest 2026
Updated Questions and Verified 100% Solutions (2026/2027)
|A+ Graded |Guaranteed Pass
What are the 4 processes involved in the hydrologic cycle? - Answers -Evaporation, advection,
precipitation, and runoff
This occurs when groundwater is taken out faster than it is replaced and the water table drops
down - Answers -Groundwater mining
This occurs when pore spaces fill with air when the water table drops don and the pressure
compresses the air, resulting in a collapse - Answers -Aquifer collapse
Landfills and septic systems can leak and flow in to water systems resulting in ______________ -
Answers -Pollution
The movement of saline water in to freshwater aquifers - Answers -Saltwater intrusion
A land area that supplies water to a particular river system - Answers -Drainage basin
A drainage pattern that resembles a tree or root system and is found in many different systems
in life (the most energy efficient) - Answers -Dendritic
1|Page
,A drainage pattern where all tributaries are relatively parallel to one another and flow in the
same direction - Answers -Parallel
A drainage pattern where the tributaries flow away from a central point and occurs in areas
with a high central elevation - Answers -Radial
A drainage pattern where the tributaries flow in one direction, but form a 90 degree angle with
the river - Answers -Trellis
A drainage pattern that has no logic to it and occurs in places that were recently disturbed -
Answers -Deranged
A type of channel where water flows year round - Answers -Perennial
A type of channel where water flows for a portion of the year and is dry for the other part of the
year - Answers -Intermittent
A type of channel that occurs in arid regions and can remain dry for years - Answers -Ephemeral
The volume of water moving past a point per unit of time - Answers -Discharge
2|Page
,What is the equation for discharge? - Answers -Channel width x channel depth x water velocity
=Q
The wearing down of particles - Answers -Erosion
The moving or soil / particles - Answers -Translocation
A mode of sediment transport when particles are deposited somewhere - Answers -Deposition
The total amount of soil a river can move - Answers -Capacity
The size of the material a river can move - Answers -Competence
Material dissolved in water results in a __________ - Answers -Solution
A type of mode of sediment transport that carries somewhat larger materials - Answers -
Suspension
3|Page
, A mode of sediment transport where the material remains some degree of contact with the bed
- Answers -Bedload
A type of bedload where the material bounces along - Answers -Saltation
A type of bedload where the material rolls along the bed - Answers -Traction
Determines how much energy a river system has - Answers -Longitudinal profile
The ability of a river to carry sediment is equal to the supply of sediment - Answers -Graded
stream
Triangular shaped landforms where velocity drops at the mouth - Answers -Delta
An example of a delta with river inputs - Answers -Mississippi delta
An example of a delta with waves - Answers -Sao Francisco
4|Page
Updated Questions and Verified 100% Solutions (2026/2027)
|A+ Graded |Guaranteed Pass
What are the 4 processes involved in the hydrologic cycle? - Answers -Evaporation, advection,
precipitation, and runoff
This occurs when groundwater is taken out faster than it is replaced and the water table drops
down - Answers -Groundwater mining
This occurs when pore spaces fill with air when the water table drops don and the pressure
compresses the air, resulting in a collapse - Answers -Aquifer collapse
Landfills and septic systems can leak and flow in to water systems resulting in ______________ -
Answers -Pollution
The movement of saline water in to freshwater aquifers - Answers -Saltwater intrusion
A land area that supplies water to a particular river system - Answers -Drainage basin
A drainage pattern that resembles a tree or root system and is found in many different systems
in life (the most energy efficient) - Answers -Dendritic
1|Page
,A drainage pattern where all tributaries are relatively parallel to one another and flow in the
same direction - Answers -Parallel
A drainage pattern where the tributaries flow away from a central point and occurs in areas
with a high central elevation - Answers -Radial
A drainage pattern where the tributaries flow in one direction, but form a 90 degree angle with
the river - Answers -Trellis
A drainage pattern that has no logic to it and occurs in places that were recently disturbed -
Answers -Deranged
A type of channel where water flows year round - Answers -Perennial
A type of channel where water flows for a portion of the year and is dry for the other part of the
year - Answers -Intermittent
A type of channel that occurs in arid regions and can remain dry for years - Answers -Ephemeral
The volume of water moving past a point per unit of time - Answers -Discharge
2|Page
,What is the equation for discharge? - Answers -Channel width x channel depth x water velocity
=Q
The wearing down of particles - Answers -Erosion
The moving or soil / particles - Answers -Translocation
A mode of sediment transport when particles are deposited somewhere - Answers -Deposition
The total amount of soil a river can move - Answers -Capacity
The size of the material a river can move - Answers -Competence
Material dissolved in water results in a __________ - Answers -Solution
A type of mode of sediment transport that carries somewhat larger materials - Answers -
Suspension
3|Page
, A mode of sediment transport where the material remains some degree of contact with the bed
- Answers -Bedload
A type of bedload where the material bounces along - Answers -Saltation
A type of bedload where the material rolls along the bed - Answers -Traction
Determines how much energy a river system has - Answers -Longitudinal profile
The ability of a river to carry sediment is equal to the supply of sediment - Answers -Graded
stream
Triangular shaped landforms where velocity drops at the mouth - Answers -Delta
An example of a delta with river inputs - Answers -Mississippi delta
An example of a delta with waves - Answers -Sao Francisco
4|Page
