What had caused the dramatic erosion of the soil in the Dust Bowl states of Kansas, Oklahoma, Colorado, and Texas
Answer:
The Dust Bowl was a period of severe dust storms that greatly damaged the ecology and agriculture of the American and Canadian prairies during the 1930s; severe drought and a failure to apply dryland farming methods to prevent the aeolian processes
At the edge of the outermost layer of the atmosphere, the
the atmosphere
a Exosphere; merges with outer space
b Exosphere; ends abruptly
clonosphere; merges with outer space
d lonosphere; ends abruptly
discribe all different types of landscapes briefly in few words
see if this helps
Explanation:
List of different types of landscape. Desert, Plain, Taiga, Tundra, Wetland, Mountain, Mountain range, Cliff, Coast, Littoral zone, Glacier, Polar regions of Earth, Shrubland, Forest, Rainforest, Woodland, Jungle, Moors, Steppe, Valley.
Describe how seismic travel-time curves are used to study earthquakes.
Seismic travel-time curves are widely used to study earthquakes because they provide essential data for estimating the magnitude, location, and depth of an earthquake.
In seismology, seismic waves are the vibrations generated by an earthquake and travel through the Earth's interior in the form of waves. These waves have different characteristics, such as velocity and frequency, which make them useful for studying earthquakes.
Seismic travel-time curves are used to study earthquakes by analyzing the way in which seismic waves propagate through the Earth's interior. These curves are generated by plotting the time taken for the waves to travel from the earthquake source to the recording station, as a function of distance between them.
The curves help seismologists estimate the time taken for different types of seismic waves to reach different points on the Earth's surface. These waves travel at different velocities through the different layers of the Earth, and so the curves provide information about the structure of the Earth's interior.
The seismic travel-time curves help seismologists determine the distance and direction of the earthquake source from the recording station, the depth of the earthquake source, and the magnitude of the earthquake. By using these curves, seismologists can better understand the properties of the Earth's interior, such as the density, composition, and temperature of the different layers.
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1.1.1 The incoming solar energy that reaches the Earth's surface is called ... A BCD radiation. absorption. insolation. scattering. mirnhare is tilted towards the sur
The incoming solar energy that reaches the Earth's surface is called insolation.
What is isolation?Insolation stands for "incoming solar radiation" and refers to the solar energy in the form of electromagnetic radiation that reaches the Earth's surface. It includes visible light, ultraviolet (UV) radiation, and infrared (IR) radiation.
Insolation is an important component of Earth's energy balance and is a primary driver of weather patterns, climate, and various Earth processes.
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The PGEs can be subdivided in two groups with contrasting characters: elaborate why irrespective of them having contrasting characters occur together in mineral deposits?
The PGEs (Platinum Group Elements) can be subdivided into two groups: Os-Ir-Ru and Pt-Pd. The Os-Ir-Ru group of PGEs is characterized by being chalcophilic, while the Pt-Pd group is characterized by being siderophilic.
The PGEs, despite having contrasting characters, occur together in mineral deposits because they have similar chemical and physical properties. This similarity in properties allows the two groups to occur together in sulfide ores, where they are found in high concentrations.
The Os-Ir-Ru group tends to concentrate in the base metal sulfide minerals, while the Pt-Pd group tends to concentrate in the precious metal sulfide minerals. Their coexistence is attributed to the fact that the two groups are thought to have been fractionated from a common mantle source before being introduced into the Earth's crust. As a result, they have been able to mix and become concentrated together in the same mineral deposits.
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The abyssal plains choose one: a. Are usually adjacent to continents. B. Are covered by thick sediment. C. Are part of the continental shelf. D. Are dissected by submarine canyons
Answer:
D. Are dissected by submarine canyons
Explanation:
What do geologists call pieces of green olivine-rich mantle rock that are sometimes carried to the surface by basaltic lava?
Peridotite is the pieces of green olivine-rich mantle rock that are sometimes carried to the surface by basaltic lava.
The silicate minerals olivine and pyroxene make up the majority of the composition of peridotite, which is a dense, coarse-grained igneous rock.
Because the rock has less than 45% silica, peridotite is ultramafic. Because it contains significant amounts of the magnesium-rich mineral olivine, it has a high magnesium content (Mg2+). Peridotite originates in the Earth's mantle, either as crystals gathered from magmas that erupted in the mantle or as solid blocks and pieces.
Peridotites from these layered igneous complexes have a variety of compositions that reflect the relative amounts of pyroxenes, chromite, plagioclase, and amphibole.
The term "peridotite" derives from the mineral peridot, which is made up of light green olivine.
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Archaeologists found an ancient inca tomb under an ordinary home in which world capital?.
Answer:
Lima, Peru
Explanation:
Which of the following is not a desert region of the Middle East (SW ASIA)?
A. Negev desert
B. Sahara desert
C. Rub AlKhali desert
D. Arabian desert
E. Mojave desert
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Select an answer
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A field development planning team in an indigenous oil company is currently planning to develop a reservoir. The reservoir engineer has informed the team that the reservoir pressure would reduce below bubble point after six years of production. To mitigate this, the team has decided to commence water injection for pressure maintenance in the fifth year of production. This operation is estimated to cost $2,000,000 when implemented. How much money should be invested now at 8% for this project? (15 marks)
The present value (PV) of a future sum of money is the current value of that sum. Therefore, an amount of $1,851,852 should be invested now at 8% for this project.
The discount rate or cost of capital is the rate of interest or return that is applied to the cash flows of an investment to determine their present value.
The calculation for how much money should be invested now at 8% for this project.
Step 1: The project is expected to last 6 years.
Step 2: The fifth year of production will be when the injection will begin.
Step 3: The injection cost is $2,000,000, which will occur in the fifth year.
Step 4: The investment is a single lump sum payment.
Step 5: The annual interest rate is 8%.The present value of the project is calculated by determining the present value of the total inflows minus the present value of the total outflows.
The difference is the net present value (NPV) of the project. Here is the calculation:
PV (cash outflow) = $2,000,000 x PVIFA8%, 1 year= $1,851,852
The answer is $1,851,852. Therefore, an amount of $1,851,852 should be invested now at 8% for this project.
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which of these soil components allows water to run through most quickly and forms the major part of desert soil?
Sand is the soil component that allows water to run through most quickly and forms the major part of desert soil. Sand particles have larger sizes compared to silt and clay particles, creating larger pore spaces between them. These larger pore spaces facilitate the rapid movement of water through the soil.
In desert environments, where water is scarce, the soil tends to have a higher proportion of sand due to the arid conditions and limited organic matter content. The sandy nature of desert soil allows water to pass through quickly, contributing to the low water-holding capacity and the arid nature of these ecosystems.
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Summarize the process of plate tectonics, using the following terms fill in the blanks:
convection - continents - mantle - plate - density
___________ currents take place in the _________ and result when ______ dense
material rises closer to the crust and dense material sinks back into the ____. As the _____ dense material rises, it causes plate tectonic.
Convection currents take place in the mantle and result when less dense material rises closer to the crust and dense material sinks back into the mantle. As the less dense material rises, it causes plate tectonics.
plate movements :
collide making mountains
pull apart making volcanoes
slide past each other making earthquakes
analogy :
plate tectonics is like
a raft floating on water
plates are like rafts
raft moves on water
convection currents in the mantle are like water
chatgpt
What’s the weather like in Poland right now?
Answer:
24 degree Celsius
Explanation:
What do you understand by the term distinctive landscape?
Answer:
A landscape that is easy to remember
Explanation:
water scarcity is defined as: group of answer choices a layer or section of earth that contains freshwater. an annual supply of renewable freshwater between 1,000 and 1,700 cubic meters per person. an annual supply of renewable freshwater less than 1,000 cubic meters per person. the natural cycle by which water evaporates from water bodies. the water that is delivered to the distribution system after treatment.
Only about 1,000 cubic meters of sustainable groundwater per person every year.
What is an illustration of scarcity?Energy resources are inherently scarce, including gold, oil, silver, and other fossil fuels. These materials become scarce and their prices may rise as demand outpaces supply. Due to their scarcity and market dominance, some commodities, like diamonds, fetch high prices.
What does economic scarcity mean?Limitation is one of the key concepts in economics. It shows that there is indeed a discrepancy in the demand for a good or service compared to the supply. Therefore, scarcity may limit the choices made available to customers, who ultimately stimulate the economy.
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the milankovitch parameter that is related to changes in earth's orbital shape is called the axial shift. paleoclimatology. axial precession. eccentricity. axial tilt.
The Milankovitch parameter related to changes in the Earth's orbital shape is known as eccentricity. The correct option is C.
What are Milankovitch Parameters?
The Milankovitch parameters are factors that influence the Earth's climate. These variables are based on variations in the Earth's position and motion. They are as follows: Axial tilt of the Earth Axis precession of the Earth Eccentricity of Earth's orbit.
There are different hypotheses on how Milankovitch parameters affect Earth's climate. Milutin Milankovitch, a Serbian geophysicist, was the first to propose the theory. The theory states that these parameters influence the amount of energy the Earth receives from the sun. Climate change is caused by changes in the amount of energy absorbed and reflected by the Earth. Therefore, the Milankovitch theory is thought to provide insight into the cyclical nature of climate change on the planet over long periods of time, dating back to thousands of years.
The Eccentricity Milankovitch's eccentricity relates to the shape of the Earth's orbit. Earth's orbit isn't exactly circular, and its shape varies over time. This variation, known as eccentricity, occurs in a cycle of about 100,000 years. During this cycle, the distance between the Earth and the Sun varies by up to 3%, which affects the amount of energy the Earth receives. This energy influences the planet's climate, causing significant changes over time. Axial tilt is Milankovitch parameter related to changes in Earth's axial tilt, axial precession is Milankovitch parameter related to changes in the orientation of Earth's rotational axis, and paleoclimatology is the study of the Earth's climate over geological time scales.
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Give an example of human geography from the United States or Canada
Answer:
Examples of human geography from the United States or Canada
1. the presence of the largest and oldest megalopolises on the globe (Boswash, Great Lakes Megalopolis, Californian Megalopolis).
2. the largest urban agglomerations: New York City and Los Angeles.
3. the most populated regions in the United States (Atlantic coast: 4000 inhabitants/km²)
4. the population is a mixture of races and peoples, unique civilizations on the globe.
what will happen if a parcel of air is colder than surrounding air?
Answer: Because the air parcel remains cooler/denser than the surrounding air, it will tend to resist any upward movement on its own and, if permitted, it will return to its original position. Such air has a negative buoyancy. 04. An Unstable Atmosphere.
Explanation:
how does the discharge of a river typically change as the river travels from its headwaters to its mouth?
When a stream enters a lake or ocean velocity inceases
Q4. There are three criminal suspects, A, B and C. The following are what they said. A: I didn't do that. And B didn't, neither. "B: I didn't do that. And C didn't, neither. C: I didn't do that. I don't know who did it. For each of them, one of the sentences are true but the other sentence are false. Who is the real criminal? (15 points)
Let's begin by determining the truthfulness of each of the suspects’ statements. This is important because, according to the problem, one of the sentences spoken by each person is true, while the other is false.
A stated that he did not do it and B did not either. Therefore, if A's first statement were true, B's statement would be a lie, indicating that B had done it. This is contradictory to what A said. As a result, A's first statement is false, implying that he did it.
B said that he did not do it and that C did not either. B's first statement is false because A has done it. As a result, B's second statement is accurate, indicating that C did not do it.
C said that he did not do it and that he did not know who did it. Because we've already established that A is the culprit,
C's second statement is accurate. Therefore, C's first statement must be incorrect, indicating that he did it.
In conclusion, suspect A is the real criminal.
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Which of the following climatic zones cannot be found in Russia?
Mountain forest/ mountain steppe
Steppe
Temerate forest
Tropical rainforest
Taiga
Tundra
mid ocean ridges are associated with what kind of boundaries
Mid-ocean ridges are associated with various boundaries. A divergent boundary occurs when two plates move away from each other.
At these boundaries, magma from the asthenosphere (the partially melted layer beneath the crust) rises and fills the gaps between separating plates. As the magma cools and solidifies, new oceanic crust forms, forming a series of volcanic mountains known as mid-ocean ridges.
These ridges can span thousands of kilometers across the ocean floor. As the plates continue to move apart, the newly formed crust pushes the old crust away from the back, causing expansion of the oceanic crust.
This process is known as seafloor spreading and is responsible for the continued growth of the seafloor.
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Residents in oregon cried for their northern boundary to be along what line.
Answer:
54 degrees and 40 minutes
Explanation:
Which of the following could the sector model account for better than the concentric zone model?
A sudden renewal of the central business district
Creation of new zones as cities grow
An inward migration of upwardly mobile populations
The proximity of wealthy and poor neighborhoods near the city center
The continued presence of light industry near a city's core
Answer:
The creation of new zones as cities grow could the sector model account better than the concentric zone model. It involves the growth of the city.
Explanation:
What is the sector model?
The sector model is a model aimed at understanding the growth of a city, which was developed by Homer Hoyt.
According to this model (sector model), the cities should have an outward/external progression of their growth.
The sector model can be observed in Chicago city and contraposes with the concentric model of growth.
How are New York and New Orleans alike how are they different?
Answer:
enque en uvea orlns eaestal mard i egrafn
Explanation:
4. 2x=2y-6
y=-x-1
a.
no solution
b. one
Answer:
one soltuion
Explanation:
we can find out if it has solution by filling in y with -x-1
2x=2(-x-1)-6
2x= -2x-2-6
2x= -2x-8
+2x. +2x
4x= -8
/4. /4
x= -2
since it made a solution like this then there is one
hopes this helps
Canada maintains links with many nations through the Commonwealth of Nations, which are _____.
Asian countries that are trading partners
countries once ruled by the British
countries that are wealthy
North American countries that are trading partners
Canada maintains links with many nations through the Commonwealth of Nations, which are countries once ruled by the British.
What is the Commonwealth of Nations?The Commonwealth of Nations is an international political organization that is comprised of nations that were all ruled by Britain at some point. These include Canada, Australia, New Zealand, and Ni-geria.
The nations that are members of this Commonwealth of Nations such as Canada, are able to maintain links and relations with each other in several ways ranging from trade to sports development.
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Why the fossil of an ocean fish found on two different continents would not be good evidence of continental drift?
Answer:
because the fish's remains could have drifted in the water.
What are ideology examples?