LSU Geography 2051, Namikas, Final Exam Questions And Answer Verified 100% Correct

LSU Geography 2051, Namikas, Final Exam Questions And Answer Verified 100% Correct Forces that act in opposite directions and cause horizontal bending in rocks - ANSWER -Shear A crack in a rock - ANSWER -Joint A particular type of joint - ANSWER -Fault Faults that are created by tensional forces - ANSWER -Normal fault Faults that are created by compressional forces - ANSWER -Reverse / thrust fault Faults created by shear forces - ANSWER -Strike-slip fault Mountain formation that occurs along collisional plate boundaries - ANSWER Orogenesis The formation of volcanoes in the ocean is what type of orogenesis? - ANSWER Oceanic-Oceanic What is an example of Oceanic-Oceanic orogenesis? - ANSWER -Japan The formation of mountains along the edge of a continent is what type of orogenesis? - ANSWER -Oceanic-Continental What is an example of Oceanic-Continental orogenesis? - ANSWER -Andes Mountains The formation of mountains when 2 low density plates crash in to one another is what type of orogenesis? - ANSWER -Continent-Continent What is an example of Continent-Continent orogenesis? - ANSWER -Himalayas A large stable block of earth's crust, forming the nucleus of a continent - ANSWER -Craton A fault-bounded area or region with a distinctive stratigraphy, structure, and history - ANSWER -Terrane Difference in elevation of 2 areas - ANSWER -Relief What are the 3 topographic regions? - ANSWER -Mountains, Hills and low tablelands, and plains Areas with relief of more than 600 m - ANSWER -Mountains Flattish topography with some elevation and relief less than 600 m but greater than 100 m - ANSWER -Hills and low tablelands Areas where total relief is less than 100 m - ANSWER -Plains Refers to a wide range of different processes that break down earth materials over time - ANSWER -Weathering Weathering processes that involve mechanical forces - ANSWER -Physical weathering Weathering processes that involve processes that attack materials at the molecular level - ANSWER -Chemical weathering What are the 5 controls of weathering? - ANSWER -- Rock characteristics - Climate - Hydrology - Topography - Vegetation What are 3 examples of physical weathering processes? - ANSWER -Root wedging, crystallization, and frost action (freeze thaw) When water gets in to the cracks of rocks, and then freezes, cracking the rock - ANSWER -Frost action (freeze thaw) The formation of crystals in the crack of rocks - ANSWER -Crystallization When roots or trees grow out of the crevices of rocks - ANSWER -Root wedging What are 3 examples of chemical weathering processes? - ANSWER -Oxidation, hydrolysis, and carbonation What chemical process results in rust? - ANSWER -Oxidation What chemical process strips hydrogen molecules from a substance? - ANSWER Hydrolysis An inclined or curved surface that represents the boundary of the land - ANSWER -Slope The force that holds a particle down - ANSWER -Gravity The force acting opposite to a moving object - ANSWER -Friction The force that holds particles together - ANSWER -Cohesion The maximum critical steepness of a slope is known as __________ - ANSWER Equilibrium The equilibrium of a slope is also known as the _______________ - ANSWER Angle of repose What are the 3 uses for water? - ANSWER -Cohesion between particles, lubricant to reduce friction, and buoyancy