An escarpment is an area of the Earth where elevation changes suddenly. Escarpment usually refers to the bottom of a cliff or a steep slope. (Scarp refers to the cliff itself.) Escarpments separate two level land surfaces.
ZrSIO4 mineral family
ZrSiO4(Zircon) belongs to the nesosilicates family.
One source of the metal zirconium is the mineral zircon, which is a member of the nesosilicate family.
Zirconium(IV) silicate is the chemical name, while ZrSiO4 is the equivalent chemical formula.
The Nesosilicates are the most basic silicate subclasses and consist of all silicates whose (SiO4) tetrahedrons are not linked to one another.
They are comparable to other mineral classes like sulfates and phosphates in this regard.
There are other groups of minerals within these other classes that resemble the nesosilicates since they too include tetrahedral basic ionic units (PO4 & SO4).
Nesosilicates, also known as orthosilicates, are dense, have a higher index of refraction, and are harder than other silicates in other subclasses due to their structural characteristics that promote stronger bonding and closer ion packing.
As a result, the nesosilicates have more jewels than any other silicate subclass.
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The Soviet Union's original command economy adhered to a Marxist economic philosophy of everyone working for the common good—that is, everyone works according to their ability, and supplies are provided according to people's needs. Why do you think this economy failed?
The Soviet command economy coordinated economic activity through the issuance of directives, the establishment of social and economic aims, and the enactment of rules during World War II.
What is economy?The mechanism through which a nation or region organizes its money, industry, and trade is concerned to as its “economy.” The economy is the important part of the country. The primary sector of the economy is the industrial sector and agriculture sector.
According to the Soviet command economy, coordinated economic activity is the main social and economic aim. The fundamental reason for the country's economic failure was the World War II war. The command economy also enables a country's leader to respond to the individual demands of its population.
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Question 10 of 15
What did North America look like during the last ice age?
Check all that apply.
A. The whole continent was covered with thick ice.
B. Much of what is today the northern United States was ice
covered.
C. The southwest consisted of dry, open prairie.
D. Florida was covered with sand dunes.
North America looked like southwest consisted of dry, open prairie during last ice age.
What is an ice age?An ice age is a prolonged period of decreasing Earth surface and atmosphere temperature that results in the development or spread of alpine glaciers, continental ice sheets, and polar ice caps. Between ice ages and greenhouse periods, when there are no glaciers, the climate of the earth changes. On Earth, the Quaternary glaciation is now taking place. Glacial eras are discrete cold temperature pulses that occur during an ice age, whereas interglacials or interstadials are intermittent mild climate intervals that occur during an ice age. The existence of significant ice sheets in the northern and southern hemispheres is implied by ice ages in glaciology. Predictions state that manmade greenhouse gas emissions will delay the onset of the next glacial age by 500,000 years.
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Galaxies that we see as they were 11 billion years ago or more, as compared to galaxies today, are generally ____
Galaxies that we see as they were 11 billion years ago or more, as compared to galaxies today, are generally Redder and smaller.
How were galaxies different from what they are today in the past?Galaxies began to emerge roughly a billion years after the Big Bang, according to modern science. Even though the majority of these ancient galaxies were smaller and less regular than modern galaxies, some of them are strikingly comparable to nearby galaxies right now.
Why can't we see a 15 billion year ancient galaxy?According to prevailing thinking, we cannot see a galaxy 15 billion light-years away because, if anything exists at all at that distance, its light hasn't had enough time to reach us because the universe is believed to be less than 14 billion years old.
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When streams are just able to move the amount of sediment that they receive, they are said to be ______.
Streams are referred to as braided when they can only carry the sediment that they are given.
What is a braided stream?Multi-threaded channels that branch and converge to form the distinctive braided pattern are present in braided streams and rivers.With mid-channel bars that continuously form, are consumed, and then are reformed, braided channels are very active.Several factors encourage the growth of braided channels.When a central sediment bar starts to form in a channel as a result of decreased stream flow or an increase in sediment load, braided streams often start to form.The two smaller cross sections on either side are fed by water flowing into the central bar.An iconic illustration of a braided river is the massive Brahmaputra-Jamuna River in Asia.The Platte River, located in central and western Nebraska, is a prominent instance of a significant braided stream in the contiguous United States.To learn more about braided stream refer
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Due to Soviet rule, most people in Central Asia speak Russian, but there are numerous other languages and dialects in the region that descend from primarily ________ roots.
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Star formation occurs primarily in the galaxy's __________, where gas resides.
The disk of the galaxy, which is mostly made of gas, is where stars are formed.
What substance makes up the galaxy's disk?Galactic disks are made up of thin, nearly circular distributions of stars, gas, and dust that move in nearly circular orbits around a common core.
The majority of new stars are created in galaxies with disks. When seen "face-on," these flat galaxies usually display twin-armed spiral patterns that spiral away from the galactic center.
What is the source of star formation in the galaxy's disk?A disc galaxy's disc is where gas is usually kept. Cold atomic hydrogen (HI), which makes up most of the gaseous mass of the disc, and heated molecular hydrogen (HII). This gas supplies the energy required for the formation of new stars within the disc.
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A country's level of wealth is not the only factor determining the degree of automobile dependency in cities. ________ is also an important factor
A country's level of wealth is not the only factor determining the degree of automobile dependency in cities. Availability of Transportation Alternatives is also an important factor.
What element would have most likely avoided the issues that cities experienced as they became more populous?They gave employees the chance to make more money.
Which of the following is a quizlet about the largest megacity in the world?Tokyo is the most populated city in the world, with a population of nearly 37 million, about equal to the populations of California or Canada.
Which of the following effects of urban sprawl might affect people's health?For every 50-point rise in sprawl, the likelihood of having high blood pressure increases by 6%. Physical inactivity and obesity are contributors in more than 200,000 early deaths each year.
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If an area has shallow, intermediate, and deep earthquakes, what can you infer about the area?
A. it is near a subduction zone
B. the shallow earthquakes will be closer to the trench than deeper ones
C. the depth pattern of earthquakes can be used to determine which way the slab is inclined
D. this area has the potential for large earthquakes
E. all of the above
Answer: E. all of the above
Option (e), The right response is all of the aforementioned things you conclude about a region if it experiences shallow, mid, and deep earthquakes.
What may be concluded about a region based on its shallow, moderate, and deep earthquake activity?There is a subduction zone nearby.Deeper earthquakes will be farther from the trench than shallow ones.The direction the slab is inclined can be determined from the depth pattern of earthquakes.There is a chance of significant earthquakes in this region.Deep and shallow earthquakes are both brought on by what?Depending on the subduction zone, shallow to 700 km deep earthquakes can occur at convergent plate borders. Where the two plates clash, earthquakes occur, as well as in deformation zones on the overriding plate and on the subducting slab deeper in the mantle.
In the subduction zone, why do earthquakes happen?The belt is located close to where oceanic crusted plates are subducting beneath other plates, or where the tectonic plate boundaries occur. Earthquakes in these subduction zones are primarily caused by plate slipping and plate rupture.
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If we assume that our universe has been decelerating since the beginning (which is wrong!), the age of the universe would be _____.
After billions of years of progressive deceleration, the universe's expansion suddenly accelerated after having been gradually slowing down.
What led to Hubble's universe age being off?Despite the fact that scientists are unsure of the universe's actual age, they estimate that it is roughly 13 billion years old, give or take a few billion. In order to determine the age of the universe, astronomers use two different methods: (a) searching for the oldest stars; and (b) computing the age of the universe by measuring the rate of expansion and projecting back to the Big Bang.
Does it appear that the expansion of the cosmos is accelerating or slowing down?A faraway galaxy moves away from the viewer at a pace that increases over time, indicating that the cosmos is expanding more quickly than previously thought.
What stops the expansion of the universe?In the matter-filled Universe, the other galaxy would gradually drift further and further away from you over time, though more slowly. Gravity is attempting to stop the growth, but it is only able to slow it down.
The accelerated expansion rate is thought to be the result of galaxies being pulled apart by an unknown, dark force.
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Which part of a tidal power plant is the tidal water pushed through to generate electricity?.
Answer:
The barrage gates are open as the tide rises. At high tide, the barrage gates close, creating a pool, or tidal lagoon. The water is then released through the barrage's turbines, creating energy at a rate that can be controlled by engineers. The environmental impact of a barrage system can be quite significant.
The Himalayas have experienced extreme uplift because continental masses are too buoyant to subduct.. True.
The Himalayas have experienced extreme uplift because continental masses are too buoyant to subduct. True.
The Himalayas are a mountain range stretching across South Asia and is home to the highest peaks including Mount Everest. The Himalayas were formed due to a collision between the Indian Plate and the Eurasian Plate. The process of mountain building that occurred during the collision of these two plates is known as orogeny. In the case of the Himalayas, the collision caused the Indian Plate to be thrust upwards and over the Eurasian Plate, resulting in the extreme uplift of the mountain range.
One of the factors contributing to the extreme uplift of the Himalayas is the buoyancy of the continental masses. Continental masses are made up of lighter, less dense rocks, and are less likely to subduct other tectonic plates. When the Indian Plate collided with the Eurasian Plate, the buoyancy of the continental masses on the Indian Plate prevented it from sinking, and instead caused it to be thrust upwards and over the Eurasian Plate.
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Which statement about density is true?
The young oceanic crust is denser than the old oceanic crust and the mantle.
The old oceanic crust is denser than the young oceanic crust and the mantle.
The old oceanic crust is denser than the young oceanic crust, but the mantle is denser than both.
The young oceanic crust is denser than the old oceanic crust, but the mantle is denser than both.
The older oceanic crust is denser than the younger oceanic crust in terms of density, but the mantle is denser than both. This assertion is accurate. The right response in this case is option C.
Two tectonic plates separate at mid-ocean ridges, when molten magma rises to build new oceanic crust. This crust grows older, colder, and denser over time as it advances further from the ridge.
A terrestrial planet's crust is its outermost layer. The majority of the Earth's crust is made up of the denser, younger oceanic crust and the older, heavier continental crust. Information about the dynamic geology of the Earth's crust is provided via plate tectonics.
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Quick clayChoose one:A. behaves like a liquid when still.B. is an example of solifluction.C. isn't clay at all, but a deposit of sand that moves downslope.D. can move like a liquid when vibration or shaking separates the water-coated particles.Answer:D. can move like a liquid when vibration or shaking separates the water-coated particles.
Option (d), when vibration or shaking separates the water-coated particles, quick clay can flow like a liquid.
What does that imply, quick clay?The term "quick clay" refers to a special form of clay that, when overloaded, totally collapses and flows like a liquid. Additionally, quick clay can be found in Finland, Russia, Canada, Alaska, although it is most prevalent in Norway and Sweden.
In Norway, fast clay (as well as other types of sensitive clay) forms where clay was first deposited in a salty marine environment and was later lifted near or above sea level as a result of post-glacial uplift. Groundwater movement has gradually carried the electrically charged particles that were present in the pore water of the sediment away.
How can you recognize fast clay?The definition of a quick clay is a clay where the soil's undisturbed shear strength is at least 30 times larger than the soil's remolded (or disturbed) shear strength. Sensitivity is defined as the ratio of strength that is not disturbed to that that is.
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How had the mega city transformed the site and situation of its are over the last 50 years? How will this impact the lives of its inhabitants in the next 50 years?
The rise of megacities can be seen to have both positive and negative effects in both developing and developed economies. These effects range from the exacerbation and intensification of societal issues like poverty and inequality to an increase in possibilities for innovation, education, interconnectivity, and development.
What do megacities mean?A megacity is just an urban region with a population more than ten million. Only four megacities existed in 1975: New York, Japan, Mexico City, and So Paulo. More than twenty exist at this time.
What distinguishes a city as a megacity?Megacities—cities having a population of at least 10 million—have emerged as a result of the urbanization process over time. The first megacities to reach a the 1950s. However, they are not unique in their size nowadays.
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The water table surface mimics the topography in an area because ________.a. hydraulic head forces it to stay close to the surfaceb. the permeability is lowest in hilly areasc. groundwater cannot penetrate below aquitardsd. groundwater flow rates are so low
The groundwater table is high beneath hills and low under valleys, mirroring the structure of the topography land itself.
Water tables frequently (though not always) incline higher and lower in accordance with the topography of the land above them. A water table may occasionally cross across the topography. The water table might meet the surface in a spring or an oasis. because regardless of topographic variations, water that falls on the surface will generally sink in at the same pace. The topographic characteristics of the land surface above tend to be mimicked by the water table, however this is not always the case. A confined aquifer is an aquifer where the upper surface is restricted by a low permeability layer (for example, clay), containing the groundwater under pressure.
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Undercutting action of the sea results in
A)barrier splits.
B)sea cliffs.
C)lagoons.
D)tombolos.
E)sea terrace.
Sea cliffs are created when the sea undercuts an area.
Quiz: What process creates ocean cliffs?Through weathering and erosion, cliffs are sculpted. In contrast to hard rock, which is more resistant to erosion and creates high cliffs, soft rock erodes more quickly and produces gentle cliffs.
What one of the following is an illustration of an erosional coastal feature?The most obvious signs of sea erosion that we can observe are coastal cliffs. The sheer rock and soil faces that make up sea cliffs are created by devastating waves.
Which is the material that has been deposited in a long ridge that extends from a coast?A spit is a long, narrow ridge of sand that extends out from the coast; it partially blocks the opening of a bay and is made of sand.
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In an eastward moving thunderstorm, the most likely place for a tornado to develop is in the ____ part of the storm.
The southwest corner of a thunderstorm traveling eastward is where a tornado is most likely to form.
Where is a tornado most likely to originate during a thunderstorm?Tornadoes are most frequent in the Great Plains of the central United States, where powerful thunderstorms can easily form. When dry cold air traveling south from Canada and warm moist air going north from the Gulf of Mexico collide in this area, which is known as Tornado Alley, storms form.
When a tornado moves from the southwest to the northeast, what is its cause?Chilton claims that tornadoes typically travel in the same path as the thunderstorms that create them. "Our winds will usually shift from the southwest to the northeast with a cold front, so thunderstorms will follow suit," says the weatherman. Dr.
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Interpreting Graphs and Data: Cholera and Sea Surface Temperature
Is this statement supported or not supported by the data on the graph?
As global warming causes sea surface temperatures to increase in the future, the incidence of cholera in Bangladesh will also increase.
supported
not supported
cannot be determined from the graph
The relation between the increase of global warming and the increase cholera in Bangladesh cannot be determined from the graph.
What is an interpretation of data and graph?Data interpretation is a technique of reviewing data and arriving at relevant conclusions using various analytical methods. Data interpretation aids researchers in categorizing, manipulating, and summarizing information to answer critical questions.Read the title, look at the key, and then read the labels to interpret a graph or chart. Then examine the graph to determine what it reveals. Take a look at the graph or chart's title. The title indicates the type of information displayed.There are two approaches to data interpretation: quantitative and qualitative. Bar graphs, line graphs, histograms, heat maps, tables, scatter plots, and pie charts are all examples of data interpretation.To learn more about data interpretation refer to :
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What is the difference between ethnic separatism and ethnic cleansing?
Answer: The key difference between ethnic separatism and ethnic cleansing is the means by which they seek to achieve their goals. Ethnic separatism is the political ideology that seeks to establish a separate state for a specific ethnic group, either through peaceful means such as negotiations and referendums, or through violent means such as insurgency and terrorism. Ethnic cleansing, on the other hand, is the systematic forced removal of an ethnic group from a particular territory, often through violence and persecution, in order to create a homogenous population.
In summary, ethnic separatism is a political ideology that seeks to establish a separate state for a specific ethnic group, while ethnic cleansing is the systematic forced removal of an ethnic group from a particular territory.
Explanation:
when a hurricane moves onto land, it rapidly declines in intensity. which of the factors listed below contribute to this loss of energy?
Once a storm approaches land, it stops drawing energy from the warm ocean waves, which causes it to lose strength. Before completely vanishing, they typically go a fair distance inland and frequently leave a path of significant rain and wind damage.
What causes storms to weaken a little when they reach land?Hurricanes need water from the warm ocean surface to evaporate in order to survive. As soon as a storm reaches land, it is unable to continue absorbing heat from the ocean since it has lost access to its energy source.
What results in a storm losing strength?As soon as they touch down on land, hurricanes start to lose intensity because they can no longer draw energy from the ocean. Even now, they are dangerous and have a lot of destructive power.
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based on this map, which of the following countries would be described as having the greatest degree of democratization? (4 points) a algeria b panama c vietnam d mexico
The following countries would be described as having the greatest degree of democratization Panama.
How do we know if the Supreme Court's judicial review authority was something the Constitution's authors intended?Although it is not expressly stated in the Constitution, judicial review serves a purpose that was expected prior to its ratification. State courts have already invalidated laws that went against state constitutions before 1789.
Where are the majority of legal conflicts settled?Most disputes are resolved through negotiation, mediation, arbitration, or other types of ADR (ADR). In mediation, an impartial mediator supports the parties' efforts to negotiate a solution but lacks the authority to make final decisions.
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Which feature of a map shows the relationship between a distance on a map and that distance on Earth?
Answer: Map scale refers to the relationship (or ratio) between distance on a map and the corresponding distance on the ground. For example, on a 1:100000 scale map, 1cm on the map equals 1km on the ground.
Answer:
Scale
Explanation:
A scale can be used to determine the actual distance and map distance.
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1. Which two important latitudes cross the continent of North America?
Tropic cancer and artic circle these two are the latitudes cross the continent of North America.
Tropic of Cancer it is a line of latitude that is 23 1/2 degree north from the equator in the northern hemisphere. Tropic of cancer is also referred as the Nothern Tropic.
Artic circle is 66 1/2 degree north from the equator. The climate at the tropic of cancer is generally hot and dry except some cooler higher land regions in he northern hemisphere.
Where as in Artic circle the climatic conditions not very much suitable for the living as the region is very cool.
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Below is the hydrograph for the Cache la Poudre River for Nov. 6 - Nov. 13, 2015. Based on this data, which of these days would you predict that it had rained (assuming the lag time is less than one day for this location)?
Nov. 10 and Nov. 9
Nov. 9 and Nov. 10 that you would predict that it had rained based on the hydrograph.
What is a hydrograph?A hydrograph is a graph that plots the discharge rate (rate of flow) over time past a particular location in a river, channel, or other conduit that carries flow. Typically, cubic meters or cubic feet per second are used to describe the rate of flow (cms or cfs). It may also be used to describe a graph that depicts the amount of water that flows into a specific outfall or place in a sewage network. Graphs are frequently used in the design of sewerage, more notably in the construction of combined sewers and surface water sewerage systems. Analyzing and simulating the expected hydrologic effects of different land uses requires isolating and comprehending the influence of these distinct processes since the timing, amplitude, and duration of groundwater return flow differ so substantially from that of direct runoff.
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Given the flow of beach sand in the longshore current, the owners of a boat harbor in Sitinonthedokovtha Bay should be worried thatthe bay will be eroded inland destroying their facilitiesa bay mouth bar or a spit may form on the west side of the bay blocking their sea accessa bay mouth bar or a spit may form on the east side of the bay blocking their sea access
The flow of beach sand in the longshore current, the owners of a boat harbor in Sitinonthedokovtha. Baymouth bar refers to the bars made up of some sand and gravel.
That form along water bodies and accumulate in the less turbulent areas of the current. Due to the decreased kinetic energy in the water body, these bars are typically present in the river entry and across the artificial bay.This Sea is located between Labrador's southernmost point and the northernmost, verdant land.
It connects to Baffin in the north and the Hudson in the west. It flows toward the Canadian coast with a cool, low salinity. Additionally, the warmth and salinity shift westward with the Greenland currents. This is due to Labrador's numerous icebergs, which are helpful to marine life and can be seen through shipping lanes positioned in the middle of the sea.
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what was the earth like 100 years ago
It is difficult to provide a comprehensive summary of what the Earth was like 100 years ago, as the conditions varied greatly from place to place and have also changed significantly over time. However, some general observations about the Earth 100 years ago include:
In 1922, the world population was about 1.9 billion, which is significantly lower than it is today.
Many parts of the world were still relatively rural and agriculturally based, with relatively limited industrialization and urbanization compared to the present day.
There were fewer automobiles and other forms of mechanized transportation, and many people still relied on horses and other animals for transportation.
Many people in developing countries still lived in extreme poverty, with limited access to education, healthcare, and other basic necessities.
Global communications and transportation networks were less developed than they are today, and it was more difficult to connect with people in other parts of the world.
Climate change was not a widely recognized issue, and greenhouse gas emissions were much lower than they are today.
There were fewer environmental protections in place, and pollution and environmental degradation were more common.
Overall, the Earth 100 years ago was a very different place than it is today, with many social, economic, and environmental differences.
The atmospheric state is when vertical motion favors the formation of clouds and precipitation.
Orographic lift is caused when air is forced from a low elevation to a higher elevation as it moves over rising terrain.
Air is driven from a low height to a higher elevation as it travels across increasing terrain, which is what causes orographic lift. As the air rises in height, it cools adiabatically, causing the humidity to rise to 100% and, under the appropriate circumstances, clouds and precipitation to develop. Smoke and warm, less dense air ascend in bubbles that enlarge and cool as they do so. A cumulus cloud eventually develops as the rising air cools to its dew point and condensation starts. The unsaturated layer's vertical stretch causes the top of the layer to cool more than the bottom, creating an unstable state. An indicator of atmospheric health, atmospheric stability determines whether or not air will ascend, sink, or remain neutral. The propensity of air to ascend or to resist vertical motion is generally referred to as stability.
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The world's best-known deserts lie in a belt 10-15 degrees centered at latitude of 30 degree (North and South).
This assertion is accurate. The most famous deserts in the world are located in a belt of 10-15 degrees, with a latitude of 30 degrees as its core (North and South).
Why do the majority of deserts in the globe occur between latitudes 30 N and 30 S?Around 30 degrees north and south, dry air from the equator descends toward the surface of the planet. Near 30 degrees north latitude and 30 degrees south latitude, when the warmed equatorial air starts to descend, are where the majority of the world's deserts are found. Large amounts of water are vaporized from the surface of the earth by the thick, warming descending air. The environment that results is extremely arid.
The scorching deserts of the earth are situated between 15 and 30 degrees north or south of the equator, when the air is sinking or subsiding. Due to the extreme heat in the equator, rising air separates into north and southbound currents.
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stream terraces along the sides of rivers are evidence that a stream bed has been rejuvenated and uplifted over recent geologic time.
Floodplains. The fine-grained silt and clay that are deposited during flood events make up the level strips of land that make up floodplains that line the sides of channels. Near the canal margin, higher ridges of sand and silt known as natural levees are deposited.
Which of the following phrases best describes a sudden shift in a stream's bed?A bed scarp (or nick point) is a sudden change in grade that develops into a waterfall at the bottom of a stream channel as it travels upstream. A streambed that is actively eroding to a new base level is another example.
What kind of valley tends to occur when a stream downcast through a land surface?A river's capacity to incision, also known as downcutting, or cut through bedrock to create a small V-shaped valley, is a crucial attribute. The elevation of the river channel gradually decreases while downcutting takes place. Erosion takes the form of downcutting.
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