<p> Name: ______</p><p>Study Sheet - Exam 4 – Geology 2 – Chapters 8, 9, 14</p><p>The transfer of rock material downslope under the direct influence of gravity is referred to as ______.</p><p>When and where is solifluction common?</p><p>An example of this mass-wasting process, which involves a flowing saturated mass of volcanic debris, occurred in association with the eruption of Mount St. Helens.</p><p>The steepest angle that a pile of dry unconsolidated particles can sustain before moving downslope is its angle of ______.</p><p>Which stream pattern develops on growing growing mountains such as volcanoes?</p><p>A debris flow composed mostly of volcanic materials is called a (an) ______.</p><p>This term is used to describe material that slides downslope as a unit along a curved surface.</p><p>One of the primary causes of this mass wasting process is the alternate expansion and contraction of surface material caused by freezing and thawing or wetting and drying.</p><p>In the evolution of many landforms mass-wasting is the step that precedes weathering.</p><p>The single most important agent sculpting Earth’s surface is ______erosion.</p><p>The area that contributes water to a stream is its ______.</p><p>The amount of water flowing past a certain point in a given unit of time is termed the infiltration capacity.</p><p>The largest river in North America in terms of discharge is the ______River.</p><p>Which one of the following rivers has the greatest average discharge?</p><p>If you were to examine the longitudinal profile of a typical river, you would probably find that the gradient is ______.</p><p>The process by which water in the gas form (water vapor) changes to liquid water is referred to as ______.</p><p>Which one of the following is NOT a type of drainage pattern? 2</p><p>Most earthquakes occur in a region known as the ______.</p><p>The source of an earthquake is called the ______.</p><p>The mechanism for earthquake generation deduced by H. F. Reid in the early 1900s is termed ______.</p><p>The absence of deep-focus earthquakes along oceanic ridges and transform faults supports the theory of plate tectonics.</p><p>There is a close association between the distribution of earthquakes and ___.</p><p>Which type of earthquake wave travels by pushing (compressing) and pulling (expanding) in the direction the wave is traveling?</p><p>Deep focus earthquakes are associated with ______.</p><p>Only shallow-focus earthquakes are detected in this setting.</p><p>Which of Earth’s divisions is thought to be the source of the magnetic field?</p><p>Which seismic waves travel the fastest?</p><p>Which of Earth’s major divisions is thought to be a solid, metallic sphere?</p><p>Name the hot, weak layer found in the upper mantle.</p><p>Which of Earth’s major divisions makes up over 82 percent of our planet’s volume?</p><p>This region is composed primarily of the igneous rock basalt.</p><p>What layer is composed of the crust plus the uppermost mantle?</p><p>Which of Earth’s major divisions is the thinnest?</p>