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ANSWER: This is the science that studies the origin, evolution, form, and spatial distribution of landforms
QUESTION: What is geomorphology?
ANSWER: This is the science that studies the origin, evolution, form, and spatial distribution of landforms
QUESTION: What is geomorphology?
ANSWER: This model describes the balancing act between tectonic uplift and rates of reduction by weathering
and erosion in a given landscape
QUESTION: What is the dynamic equilibrium model?
ANSWER: For material to move down slope, it must overcome these forces
QUESTION: What are friction, inertia, and cohesion?
ANSWER: The process of weathering includes these events
QUESTION: What is the disintegration and dissolving of surface and subsurface rock?
ANSWER: Conditions of high heat and rainfall result in a high rate of this
QUESTION: What is chemical weathering?
ANSWER: Conditions of high heat and rainfall result in a high rate of this
QUESTION: What is chemical weathering?
ANSWER: These allow water to move through the ground and enhance weathering
QUESTION: What are joints?
ANSWER: This is the most important chemical involved in weathering
QUESTION: What is water?
ANSWER: The climate, the type of rock, and the amount of vegetation
QUESTION: What influences the rate of weathering?
ANSWER: These processes create the dramatic granite domes of the Sierra Nevada
QUESTION: What are pressure release jointing, exfoliation, and sheeting?
ANSWER: This process breaks up and disintegrates rock
QUESTION: What is physical weathering?
ANSWER: Water
QUESTION: What is the most important chemical involved in weathering?
ANSWER: This is the movement of materials under the influence of gravity
QUESTION: What is mass movement or mass wasting?
ANSWER: The steepness of a slope of loose material at rest is this
QUESTION: What is the angle of repose? Or what is 34 degrees?
ANSWER: This might occur on an ash covered mountain following a heavy rain
QUESTION: What is a Lahar?
ANSWER: This process begins with the corners and edges of rock
QUESTION: What is spheroidal weathering?
ANSWER: This amount of the world’s freshwater is frozen
QUESTION: What is 77%?
ANSWER: This is an intermediate product in the formation of glacial ice from fresh snow
QUESTION: What is firn?
ANSWER: Because it is the result of recrystallization caused by pressure
QUESTION: Why is glacial ice similar to metamorphic rock?
ANSWER: It increases in elevation toward the equator and decreases in elevation toward the poles
QUESTION: What is snowline?
ANSWER: The zone of ablation
QUESTION: What is the region with net snow and ice losses?
Or what is the opposite of the zone of accumulation?
ANSWER: A lake in a cirque is this
QUESTION: What is a tarn?
ANSWER: This event could occur if a volcano melted a glacier, causing a flood
QUESTION: What is a jökulhlaulp?
ANSWER: Stream cut valleys are commonly this shape, while glacial valleys are commonly this shape
QUESTION: What are V-shaped and U-shaped valleys?
ANSWER: Glacial polish results from this process
QUESTION: What is abrasion?
ANSWER: Horns, cirques, arêtes, cols
QUESTION: What are typical alpine erosional features?
ANSWER: A lake in a cirque is this
QUESTION: What is a tarn ?
ANSWER: This is on the side, this is in the middle, and this is at the end.
QUESTION: What are lateral, medial, terminal and end moraines?
ANSWER: A roche moutonnée is formed by these processes
QUESTION: What is abrasion of the STOSS (uphill) side and plucking of the LEE (downhill) side?
ANSWER: A roche moutonnée’s evil twin is this
QUESTION: What is a drumlin?
ANSWER: It began 1.65 mya and has been composed of many glacial and interglacial periods, covering up to
30% of Earth.
QUESTION: What is the Pleistocene?
ANSWER: The Milankovitch hypothesis includes these three orbital variables with these time scales
QUESTION: What are axial tilt, axial precession, and the shape of Earth’s orbit changing on time periods of
40,000; 26,000; and 100,000 years?
ANSWER: Compression can create this type of fault
QUESTION: What is a reverse or thrust fault?
ANSWER: Brittle rock does this, while ductile rock does this.
QUESTION: What is faulting and folding?
ANSWER: Effusive volcanoes build these
QUESTION: What is a shield volcano?
ANSWER: The Basin and Range Province of the western US was created by this type of faulting
QUESTION: What is normal faulting?
ANSWER: The Basin and Range Province of the western US is made up of these features
QUESTION: What are horsts and grabens?
ANSWER: This is the subsurface location that earthquakes occur at
QUESTION: What is the focus?
ANSWER: This is the surface location above the location that earthquakes occur at
QUESTION: What is the epicenter?
ANSWER: The San Andreas Fault is this type of fault, caused by this type of stress
QUESTION: What is a right-lateral strike-slip fault caused by shear stress? Or what is a right-lateral transform
fault?
ANSWER: Effusive volcanoes build these
QUESTION: What is a shield volcano?
ANSWER: Effusive volcanoes are formed from this type of magma
QUESTION: What is a mafic or basalt?
ANSWER: Volcanoes with silica rich felsic (sima) magma typically do this
QUESTION: What is explode?
What is form plug-dome volcanoes?
ANSWER: Volcanoes found at mid-oceanic ridges or hot spots have this type of magma
QUESTION: What is mafic or basalt?
ANSWER: Convergent, divergent, and transform
QUESTION: What are the three types of plate boundaries?
ANSWER: Japanese, Himalayan, and Andean
QUESTION: What are the three types of convergent plate boundaries?
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