Chapter 16 Reading Quiz ECSI 1101 Test With Verified Correct Answer Complete Solutions.

When water overbanks repeatedly in an area, that area is called a(n) - correct answer floodplain Another name for a watershed is - correct answer drainage basin ________ is a term that describes the joining of two streams together. - correct answer Confluence A rapid or waterfall is known as a - correct answer knickpoint Which of the following are transport mechanisms of streams? (Select all that apply.) - correct answer bedlam, dissolved load, and suspended load A(n)_____________ is an engineered structure along a river that effectively raises the height of the river bank and thus confines flood discharge. - correct answer artificial levee A(n) __________is a barrier that blocks or restricts the downstream movement of a stream. - correct answer dam A(n)_______________ occurs when a portion of an abandoned stream channel is cut off from the rest of the stream by the meandering process and is filled with stagnant water. - correct answer oxbow lake The largest single curtain of falling water in the world is - correct answer Victoria Falls This is the lowest level at which a stream can no longer lower its bed because it flows into the ocean, lake, or another stream. - correct answer base level ___________ is a network of converging and diverging stream channels within an individual stream system that are separated from each other by deposits of sand and gravel. - correct answer A braided stream A river or small stream that curves back and forth across its valley is called a(n) - correct answer meandering stream This type of load transported in a river usually consists of clays and silts that are held up in the water by turbulence. - correct answer suspended load Mineral irons that are carried in solution and are invisible during transport are called - correct answer dissolved load The frequency of a flood event and its magnitude is known as the - correct answer return interval Low-lying terrain adjacent to a river that will inundate from time to time is called the - correct answer floodplain The level at which stream discharge can begin to spill out of the channel into the surrounding area is termed - correct answer flood stage The amount of discharge at any given place and time that is solely the product of groundwater seepage is called - correct answer base flow What does the Q term represent in the stream discharge equation (Q = w * d * v) ? - correct answer total discharge What does the v term in the stream discharge equation (Q = w * d * v) represent? - correct answer velocity Typically, higher-order streams contain ________ water than lower-order streams. - correct answer more As a general rule, there is a(n) __________ relationship between increased stream order and stream size. - correct answer positive When two streams of the same order merge, the new stream is - correct answer the next stream higher order This value is calculated by dividing the total length of all streams in the basin by the area of the basin. - correct answer drainage density __________ streams flow all year long, whereas __________ streams flow for only a short period of time. - correct answer Perennial; ephemeral