LSU GEOG 2051 Final Exam Latest 2025/2026
Questions and Correct Answers Already Graded
A+|Assured Success
Refers to a wide range of different processes that break down earth materials
over time - CORRECT ANSWER-Weathering
Weathering processes that involve mechanical forces - CORRECT ANSWER-
Physical weathering
,Weathering processes that involve processes that attack materials at the
molecular level - CORRECT ANSWER-Chemical weathering
What are the 5 controls of weathering? - CORRECT ANSWER-- Rock
characteristics
- Climate
- Hydrology
- Topography
- Vegetation
What are 3 examples of physical weathering processes? - CORRECT ANSWER-
Root wedging, crystallization, and frost action (freeze thaw)
When water gets in to the cracks of rocks, and then freezes, cracking the rock -
CORRECT ANSWER-Frost action (freeze thaw)
What are the 4 spheres of the Earth? - CORRECT ANSWER-- Lithosphere
- Hydrosphere
- Atmosphere
- Biosphere
,What is the solid portion of the globe? - CORRECT ANSWER-Lithosphere
What is the water portion of the globe? - CORRECT ANSWER-Hydrosphere
What is the gases that surround the globe? - CORRECT ANSWER-Atmosphere
What are the living organisms that occupy the globe? - CORRECT ANSWER-
Biosphere
A method for producing new knowledge - CORRECT ANSWER-Scientific
method
A body of existing knowledge - CORRECT ANSWER-Theory
A provisional explanation - CORRECT ANSWER-Hypothesis
A set of objects and their attributes that are linked together by a flow of matter
and energy - CORRECT ANSWER-System
, Matter and energy can leave the system - CORRECT ANSWER-Open system
The system is self-contained; matter and energy are preserved - CORRECT
ANSWER-Closed system
Whatever is inputted in to the system will either be used as storage or will be
outputted - CORRECT ANSWER-Budgets
Inputs are larger than outputs and storage increases - CORRECT ANSWER-
Positive budget
Outputs are larger than inputs and storage decreases - CORRECT ANSWER-
Negative budget
Inputs are equal to outputs and storage is constant - CORRECT ANSWER-
Balanced budget (equilibrium)
A fixed balance that is rarely changing - CORRECT ANSWER-Static equilibrium
A balance that is constantly changing - CORRECT ANSWER-Dynamic
equilibrium
Questions and Correct Answers Already Graded
A+|Assured Success
Refers to a wide range of different processes that break down earth materials
over time - CORRECT ANSWER-Weathering
Weathering processes that involve mechanical forces - CORRECT ANSWER-
Physical weathering
,Weathering processes that involve processes that attack materials at the
molecular level - CORRECT ANSWER-Chemical weathering
What are the 5 controls of weathering? - CORRECT ANSWER-- Rock
characteristics
- Climate
- Hydrology
- Topography
- Vegetation
What are 3 examples of physical weathering processes? - CORRECT ANSWER-
Root wedging, crystallization, and frost action (freeze thaw)
When water gets in to the cracks of rocks, and then freezes, cracking the rock -
CORRECT ANSWER-Frost action (freeze thaw)
What are the 4 spheres of the Earth? - CORRECT ANSWER-- Lithosphere
- Hydrosphere
- Atmosphere
- Biosphere
,What is the solid portion of the globe? - CORRECT ANSWER-Lithosphere
What is the water portion of the globe? - CORRECT ANSWER-Hydrosphere
What is the gases that surround the globe? - CORRECT ANSWER-Atmosphere
What are the living organisms that occupy the globe? - CORRECT ANSWER-
Biosphere
A method for producing new knowledge - CORRECT ANSWER-Scientific
method
A body of existing knowledge - CORRECT ANSWER-Theory
A provisional explanation - CORRECT ANSWER-Hypothesis
A set of objects and their attributes that are linked together by a flow of matter
and energy - CORRECT ANSWER-System
, Matter and energy can leave the system - CORRECT ANSWER-Open system
The system is self-contained; matter and energy are preserved - CORRECT
ANSWER-Closed system
Whatever is inputted in to the system will either be used as storage or will be
outputted - CORRECT ANSWER-Budgets
Inputs are larger than outputs and storage increases - CORRECT ANSWER-
Positive budget
Outputs are larger than inputs and storage decreases - CORRECT ANSWER-
Negative budget
Inputs are equal to outputs and storage is constant - CORRECT ANSWER-
Balanced budget (equilibrium)
A fixed balance that is rarely changing - CORRECT ANSWER-Static equilibrium
A balance that is constantly changing - CORRECT ANSWER-Dynamic
equilibrium
