Traditionally, villages would own all of the land; the chief would designate plots of land to individual families, who would reap the benefits of the land's yields. Private individuals now own land in places like Latin America.
Shifting cultivation is an agricultural system in which plots of land are temporarily cultivated and then abandoned, allowing post-disturbance fallow vegetation to grow freely while the cultivator moves on to another plot.
The cultivation period is usually ended when the soil shows signs of exhaustion or, more commonly, when the field becomes overrun by weeds. The time spent cultivating a field is usually shorter than the time spent allowing the land to regenerate by lying fallow.
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When a rock turns into blank, all the material it contains is destroyed and melted by extreme heat. For this reason,igneous rocks don’t contain any blank
Answer:
bkahbsud usshys jshsgsjiehe
Answer:
When a rock turns into magma, all the material it contains is destroyed and melted by extreme heat. For this reason, igneous rocks don’t contain any fossils.
the process in which a denser plate is pushed beneath a less dense plate is called ____
The process in which a denser plate is pushed beneath a less dense plate is called subduction.
What is subduction?At convergent borders, the oceanic lithosphere and a portion of the continental lithosphere are pushed downward into the Earth's mantle through a geological process known as subduction. When the oceanic lithosphere of one tectonic plate collides with the less dense lithosphere of another plate, the oceanic lithosphere of the heavier plate dives beneath the less dense plate and sinks deeper into the mantle. The surface expression of this process is referred to as an arc-trench complex, and the region where this process takes place is referred to as a subduction zone.
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Which feature forms when magma cools beneath Earth's surface?
O geysers
O calderas
O batholiths
O vents
Far below the Earth's surface, intrusive or plutonic igneous rocks are created as lava cools and solidifies in these regions. Stocks, laccoliths, sills, and , among other intrusive features, form. Hence option C is correct
Which feature forms when magma cools beneath Earth's surface?Magma chambers are underground reservoirs where magma is kept in reserve. Conduits are the routes it makes and takes to reach the surface. It's common to refer to this network as the volcano's plumbing system. These networks have a wide region of coverage.
Far below the Earth's surface, intrusive or plutonic igneous rocks are created as lava cools and solidifies in these regions. Stocks, laccoliths, sills, and , among other intrusive features, form. After an , if the conduits are empty, they may to produce calderas or they may persist as lava tubes and caves.
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Answer: C. Batholiths
what colligative property or colligative propeties are important when salt is added to roadways prior to a potential winter storm or extremely cold weather?
When salt is added to roadways prior to a potential winter storm or extremely cold weather, the colligative property of freezing point depression is the most important colligative property at play.
When salt is added to roadways prior to a potential winter storm or extremely cold weather, it is primarily used to lower the freezing point of water. This is an example of the colligative property of freezing point depression. Freezing point depression is a phenomenon that occurs when a solute is added to a solvent, causing the freezing point of the resulting solution to be lower than that of the pure solvent. The degree of freezing point depression is directly proportional to the concentration of the solute in the solution.
When salt is added to water, it dissociates into its constituent ions, Na+ and Cl-. This increases the number of particles in the solution, which lowers the freezing point of the solution. The more salt that is added, the more the freezing point of the solution is lowered. As a result, saltwater is more resistant to freezing at lower temperatures than pure water. This makes it useful for preventing or melting ice on roadways during winter storms or extremely cold weather.
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The series of processes which rock forms, changes from one type to another, is destroyed and forms again by geological processes is called?
The series of processes which rock forms, changes from one type to another, is destroyed and forms again by geological processes is called the rock cycle.
The rock cycle describes how rocks and minerals are formed, transformed, and broken down over time due to the interaction of physical, chemical, and biological processes. The rock cycle involves three main types of rock: igneous, sedimentary, and metamorphic.
Igneous rocks are formed when molten rock (magma or lava) cools and solidifies. These rocks can be weathered and eroded over time, breaking down into smaller particles that can become the building blocks of sedimentary rocks.
Sedimentary rocks are formed from the accumulation and lithification (compaction and cementation) of sediments such as sand, mud, and organic debris. These rocks can be buried and subjected to heat and pressure, which can cause them to transform into metamorphic rocks.
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what is responsible for the mild climates found in western and northern europe?
Western Europe's climate is strongly influenced by the Gulf Stream,which maintains mild air for latitude over north-western Europe in the winter months.
Europe enjoys a mild and temperate climate.Unique wind patterns and ocean currents keep Europa warmer than other land masses at similar latitudes.Most of Europe lies north of for example,but few European countries experience the cold winters familiar to the region of the United States.The combination of the warm current and the prevailing westerly winds help to maintain a temperate climate in The main branches of the current include the he cold temperate continental climate type or Siberian climate type is found in the northwestern part of Europe.This climate is characterized by long-lasting severe winters and cold weather.Heavy snowfalls occur during winter.
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Need help RIGHT NOW!!!
Describe what happens at each number in the diagram so to explain a convection current.
The events that occur are given as follows:
The circulation of warm and cold fluid due to convection is called a convection current. A convection current forms when cold fluid is warmed by the heat source. The cold fluid becomes warm and rises. Warm fluid rises because it is less dense.
As the fluid moves away from the heat source, the warm fluid cools. It tends to spread out and then sink. Cool fluid sinks because it is denser. As it sinks, it becomes cold. Cold fluid moves to replace the warm fluid that moved in the first place. It is warmed by the heat source and the current begins again.
What is a Convection Current?Convection is the spontaneous movement of a single or multiphase fluid caused by the combined effects of material property heterogeneity and body forces on a fluid, most often density and gravity (see buoyancy).
When the origin of the convection is unknown, convection caused by thermal expansion and buoyancy might be inferred. Convection can also occur in soft substances or mixes in which particles can flow.
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Explain why visitors want to visit Kruger National Park
Answer
The Kruger National Park has amazing game viewing opportunities. All of Africa's iconic safari species – elephant, lion, leopard, cheetah, rhino, buffalo, giraffe, hippo and zebra – thrive here. The Kruger National Park is home to over 12,000 elephants, 27,000 African Buffalo, 2,000 leopards and 2,800 lions
At a Coral Polyp base is a hard, protective limestone skeleton called a _______________, which forms the structure of coral reefs
At a Coral Polyp base is a hard, protective limestone skeleton called a Calicle, which forms the structure of coral reefs.
What is a Calicle?Calicle is a hard, protective limestone skeleton at the base of a a Coral Polyp. Coral polyps are soft-bodied, microscopic organisms attributed to sea anemones and jellyfish. A calicle forms the structure of coral reefs.
Polyps, which are tiny invertebrates, construct them (these corals belong to the phylum Cnidarian). Coral polyps consume microscopic algae known as zooplankton. Each polyp then secretes a limestone exoskeleton. These exoskeletons combine to form a coral colony, which in turn forms a coral reef.
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what is the function of approacha and departure control during ifr
The function of approach and departure control during IFR (Instrument Flight Rules) is to provide guidance and separation for aircraft in the terminal area.
Approach control is responsible for handling aircraft arriving at an airport, while departure control is responsible for handling aircraft leaving an airport.
During IFR operations, approach and departure control use radar and other technology to provide instructions to pilots, including headings, altitudes, and speed adjustments, to ensure safe and efficient flight. These controllers also coordinate with other air traffic control facilities, such as en route centers, to ensure a smooth transition for aircraft entering or leaving their airspace.
In summary, approach and departure control play a crucial role in maintaining the safety and efficiency of aircraft operations in the terminal area during IFR conditions.
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The process in which a denser plate is pushed beneath a less dense plate is called:_________
Subduction happens where tectonic plates crash into each other instead of spreading apart.At subduction zones,the edge of the denser plate subducts,or slides,beneath the less-dense one.
The denser lithospheric material then melts back into the Earth's mantleSubduction is a geological process in which the oceanic lithosphere and some continental lithosphere is recycled into the Earth's mantle at convergent boundaries.Subduction occurs when two plates collide at a convergent boundary, and one plate is driven beneath the other,back into the Earth's interior.Not all convergence leads to subduction.Continental rocks are too buoyant to be forced downward,so when continents collide, they crumple but stay at the surface.Convection is a mode of heat transfer by the actual motion of matter.Convection is a process in which hot,less dense materials rise upward and are replaced by colder,more dense materials.
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What are the 3 most populated cities in Mato Grosso Do Sul?
Answer:
1, Campo Grande, 903,710 ; 2, Dourados, 210,510 ; 3, Três Lagoas, 119,330
Explanation:
Which of the following planets has a moon that rises in the west?
People first settled in Maryland in the late 1600s. What initially drew settlers to this area?
vast amounts of fossil fuels
the friendly natives
great jobs
the waterways
Answer:
The initial draw for settlers to settle in Maryland in the late 1600s was the waterways. The Chesapeake Bay and its tributaries provided access to the interior of the region and made transportation and trade easier. The location of Maryland made it an attractive place for settlers, especially for those involved in tobacco cultivation and trade, which was a major economic activity in the region at the time.
during the process of adiabatic cooling, the temperature decreases as air expands, but during adiabataic warming the temperature increases because the air has:
During the process of adiabatic cooling, the temperature decreases as air expands because the expansion of the air causes it to do work on its surroundings, which in turn lowers its internal energy, resulting in a decrease in temperature.
Adiabatic heating and cooling are thermodynamic processes that occur without the exchange of heat or matter between the system and its surroundings. These processes occur as a result of changes in the internal energy of the system caused by work done on or by the system.
During adiabatic heating, a gas is compressed, which increases its pressure and temperature. The work done on the gas during compression is converted into an increase in the internal energy of the gas, resulting in a higher temperature. This increase in temperature is due to the gas molecules having a higher average kinetic energy and moving faster.
On the other hand, during adiabatic cooling, a gas is allowed to expand, which reduces its pressure and temperature. The work done by the gas during expansion decreases its internal energy, resulting in a lower temperature. This decrease in temperature is due to the gas molecules having a lower average kinetic energy and moving slower.
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10. Pilihan ganda45 detik1 ptQ. Dark moths began to outnumber white moths in cities after the Industrial Revolution. What is the most likely reason for this change?Pilihan jawabanLight-colored moths mutated into dark colored moths.Light-colored moths began to die due to overpopulation.Light-colored moths were less favored for survival in the new environment.Light-colored moths began to turn black because of factory pollution.
The most likely reason for dark moths beginning to outnumber white moths in cities after the Industrial Revolution is that light-colored moths were less favored for survival in the new environment.
Dark moths began to outnumber white moths in cities after the Industrial Revolution primarily because light-colored moths were less favored for survival in the new environment. The pollution and soot from factories and other industrial activities darkened the bark of trees in urban areas, providing better camouflage for dark-colored moths. This gave dark moths a survival advantage over light-colored moths, which were more visible to predators. As a result, over time, the population of dark moths increased while that of light-colored moths decreased. This phenomenon is an example of natural selection and demonstrates how human activities can have unintended consequences on the environment and the species that inhabit it.
This is because the soot and pollution from factories and other industrial activities darkened the bark of trees in urban areas, providing better camouflage for dark-colored moths. As a result, dark moths had a higher survival rate than light-colored moths, leading to an increase in their population over time. The other options listed are not supported by scientific evidence and are therefore less likely to be the cause of the change in moth populations.
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Which is one source of conflict that led to the Persian Gulf War?
Responses
A. Iraq’s threats against Kuwait
B. Iraq’s threats against Iran
C. Iraq’s threats against Great Britain
D. Iraq’s threats against the United States
Answer:
Explanation:
A.
they triggered an invasion to Kuwait on August 2, 1990.
[TRUE or FALSE] sand found in commercial sand and gravel deposits is typically composed of silicate minerals.
The statement "sand found in commercial sand and gravel deposits is typically composed of silicate minerals" is TRUE because the commercial sand is typically quartz sand which is composed almost entirely of silica.
Silicate minerals are the most common minerals in the Earth's crust, and they make up the majority of the minerals found in sand. The most common silicate mineral found in sand is quartz, which is a hard, durable mineral composed of silicon and oxygen.
Other silicate minerals that may be found in sand include feldspar, mica, and clay minerals. The specific mineral composition of sand can vary depending on the geographic location of the deposit and the geological processes that created it.
Silicate minerals have a wide range of physical and chemical properties, and they play important roles in many geological processes, including the formation of rocks, minerals, and soils.
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How is the weather affected by temperature, precipitation, air pressure, and wind? HELP ASAP PLEASE
Write a small paragraph (4-5 sentences) explaining why.
Answer: The weather is greatly impacted by temperature, precipitation, air pressure, and wind. Temperature determines whether the air will be warm or cold, and can cause changes in air pressure, which can lead to the formation of storms and other weather systems. Precipitation, such as rain, snow, and hail, can cool down the air and affect the overall temperature and pressure, leading to changes in the weather. Air pressure, in turn, affects the movement of wind, which can distribute heat and moisture and contribute to the formation of weather patterns. The direction and speed of the wind also play a role in shaping the weather, as they can move warm and cold air masses, cause cloud formation, and affect the amount and distribution of precipitation. All of these factors interact with each other to create the complex and constantly changing the system we experience as weather.
Choose the correct statement describing, what will you see if you look at them with a telescope that has an angular resolution of 0.5 arcsecond.
a. Two distinct stars.
b. One point of light that is the blurred image of both stars.
c. Nothing at all.
(B)One point of light that is the blurred image of both stars at them with a telescope that has an angular resolution of 0.5 arcsecond.
The angular resolution is proportional to the ratio of the wavelength, l, of the radiation divided by the telescope diameter:q=l/D.The highest angular resolutions for telescopes can be achieved by arrays of telescopes called astronomical interferometers.These instruments can achieve angular resolutions of 0.001 arcsecond at optical wavelengths,and much higher resolutions at x-ray wavelengths.Not only could you damage your eye, but you can also damage the lenses in the telescope.There is a particular color of red called H-alpha,coming from hydrogen atoms that is good for viewing the Sun's chromosphere,the part of the Sun directly above the surface,and that shows the best solar activity.The angular resolving power or resolution of a telescope is the smallest angle between close objects that can be seen clearly to be separate. Resolution is limited by the wave nature of light.
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How will the weather change in the future due to climate change?
Answer: The potential future effects of global climate change include more frequent wildfires, longer periods of drought in some regions, and an increase in the duration and intensity of tropical storms.
Explanation:
Explain all of the different spheres on Earth and how they affect the weather in a few sentences each. HELP ASAP PLEASE
Answer: The Earth has four main spheres: the geosphere, the hydrosphere, the atmosphere, and the biosphere. These spheres interact with each other and affect the Earth's weather.The geosphere is the solid Earth, including the land and the oceans. It influences weather patterns by affecting the amount of heat absorbed by the land and the ocean and by altering the wind patterns through its physical features.The hydrosphere includes all the water on Earth, such as oceans, lakes, and rivers. The movement of water and its temperature change affects the Earth's weather by influencing air temperature, creating clouds and precipitation, and causing ocean currents that transport heat and moisture around the planet.The atmosphere is the layer of gases surrounding the Earth. It protects us from harmful solar radiation and also affects the
magmas with a high silica content (e.g., 70%) flow much less easily than magmas with a lower silica content (e.g., 50% or less) mainly because:
Magmas with a high silica content flow much less easily than magmas with a lower silice ontent mainly due to the long, intricate, tangled chains of silica tetrahedra caused by the high silica content, which prevents flow.
Whatever kind of magma, silica is the primary component. The amount and quantity of silica in a magma defines its kind. High silica content magmas have a high viscosity, which makes them more explosive when eruptions take place. Additionally, all magmas have some trapped gases (CO2 & H2O).
Because of this, magmas with a high silica content will show more polymerization and have higher viscosities than those with a low silica content. In addition to temperature and silica content, the concentration of dissolved gases in the magma also can influence its viscosity, though in a less clear-cut manner.
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what percentage of earth is covered in snow and ice?
Approximately 10% of the Earth's surface is covered in snow and ice.
This includes both permanent ice and snow cover, such as the polar ice caps, and seasonal snow cover, which varies depending on the time of year and location.
The majority of the Earth's permanent ice and snow is located in Antarctica and Greenland, which together hold about 99% of the world's ice. The remaining 1% of permanent ice and snow is found in mountainous regions around the world, such as the Himalayas, Andes, and Alps.
Seasonal snow cover is more widespread and occurs in regions with colder climates, such as in high latitudes and elevations. This snow cover typically melts during the warmer months and reaccumulates during the winter.
The amount of snow and ice cover on the Earth's surface can vary due to factors such as climate change and natural climate variability. The melting of glaciers and sea ice due to rising temperatures has become a significant concern in recent years, as it can lead to rising sea levels and other environmental impacts.
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Which one of the following statements is NOT true about andesite and basalt? a) Basaltic lava is thicker than andesitic lava. b) Andesite has more silica than basalt. c) Cinder cones can be comprised of either andesitic or basaltic magma. d) Basalt has more iron and magnesium than andesite. e) Andesite and basalt are extrusive igneous rocks.
The correct answer is option A) Basaltic lava is thicker than andesitic lava.
Basaltic lava is often more fluid than andesitic lava, allowing it to flow more freely. Plagioclase and pyroxene minerals make up the majority of the minerals in basalt, an igneous rock that is black and fine-grained.
The majority of the time, it is created when the Earth's mantle partially melts. Andesite lacks basalt's iron and magnesium content. Extrusive igneous rock known as andesite may be found in both the continental and oceanic crust.
Plagioclase feldspar and pyroxene make up the majority of its composition, along with trace amounts of olivine and biotite.
Andesite has a greater viscosity and is less prone to flow because it contains more silica than basalt. Depending on the kind of magma that is erupted, cinder cones can be made from either andesitic or basaltic magma.
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Why is surface water near the Equator not likely to sink down into the deep ocean?Because water near the Equator is much warmer than the deep ocean so there is no density difference between the surface and deep oceanBecause water near the Equator is much warmer than the deep ocean so the surface water is much less dense and will not sinkBecause water near the Equator is saltier than the deep ocean so the surface water is much more dense and will not sink
Option c) The surface water is much denser and will not sink because the water near the Equator is saltier than the deep ocean.
The deep sea is the ocean depth at which light begins to fade, which is about 200 meters (656 feet) deep, or the point where continental shelves meet continental slopes.
Low temperatures, darkness, and high pressure are the characteristics of the deep sea. Due to the extreme conditions that make it difficult to access and explore the environment, the deep sea biome is the least explored on Earth.
Near the equator, is the water saltier and denser?Although for different reasons, the average salinity decreases significantly near the equator and at both poles. The tropics receive the most precipitation on a regular basis close to the equator. Consequently, the fresh water that falls into the ocean contributes to the reduction of the salinity of the region's surface water.
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Need help ASAP!!!
Describe what happens at each number in the diagram so to explain a convection current.
Convection currents are used to describe the movement of warm and cold fluid caused by convection. When a heat source warms a cold fluid, a convection current develops.
What is Convection current?Natural heat transfer methods like convection currents entail moving energy and heat from one place to another. As an illustration, consider the warmth we feel when holding our hands close to a bonfire. Currents caused by convection are to blame.
Convection is the needs to start of a single or multiphase fluid resulting from the interaction of a fluid's body forces, most frequently density and gravity, and its material property heterogeneity. Differential heating leads to convection currents. The initially chilly fluid warms up and rises. Since warm fluid is less dense, it rises.
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what is a fault? multiple choice question. a fracture in bedrock across which no shear displacement has occurred a fracture in bedrock along which sliding has occurred a planar feature that separates one rock type from another a fracture in bedrock
A fault is defined as: a fracture in bedrock along which sliding has occurred.
A fault is a type of geological structure that forms when rocks break and move along a planar surface. This movement can cause displacement of the rocks and is referred to as shear displacement. Faults can range in size from small cracks to large plate boundaries that extend for thousands of kilometers. The motion along a fault is usually caused by tectonic forces, such as plate movement or stress buildup in the Earth's crust.Faults can be classified into different types based on the direction of motion and the sense of slip, such as strike-slip faults, reverse faults, and normal faults. Faults play a significant role in shaping the Earth's surface and are often associated with earthquakes, which are caused by the release of energy stored in the Earth's crust.In summary, a fault is a fracture in the Earth's crust along which sliding has occurred, caused by tectonic forces and capable of producing earthquakes.
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an astronaut on a distant planet wants to determine
The acceleration (magnitude and direction) due to gravity on this planet if the astronaut throws a rock straight up with a velocity of +15 m/s and measures a time of 20.0 s before the rock returns to his hand are 1.5 m/s².
The y аxis is meаsured upwаrd from the position of the hаnd. We know the initiаl velocity of the rock, [tex]v_{0}[/tex] = +15.0 m/s but we don’t know the vаlue of the аccelerаtion, аy. We do know thаt it will be а negаtive number, becаuse objects fаll down on this plаnet too. We know thаt аt t = 0.0 s y is 0.0 m (of course) but we аlso know thаt аt t = 20.0 s, y is equаl to 0.0 s.
0.0 = (15.0 m/s) (20.0 s) + [tex]\frac{1}{2}[/tex]a(20.0 s)²
from which we cаn find а. Some аlgebrа gives us:
[tex]\frac{1}{2}[/tex]a(20.0 s)² = -300m
a = -[tex]\frac{2(300m)x}{(20.00s)^{2} }[/tex]
a = -1.50m/s²
The mаgnitude of the аccelerаtion due to grаvity on the plаnet is 1.50 m/s² аnd from the minus sign we know thаt the direction of the аccelerаtion is downwаrd.
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data indicate that we have overshot earth's biocapacity -- its capacity to support us -- by 50%. we are using renewable natural resources 50% faster than they are being replenished. about how many times larger was the global ecological footprint in 2007 than it was in 1962?
We began to exceed Earth's support capacity in 1970. Over time, the ecological footprint across the globe has generally increased, with brief periods of decrease.
Since then, this situation, which is known as "ecological overshoot," has persisted. The Earth would need 1.5 years to regenerate the renewable resources that people used in 2008 and absorb CO2 waste if the overshoot is 50%.
How much of our planet's biocapacity is being exceeded?1.8 times faster than our planet's biocapacity can regenerate, humanity is using nature. That amounts to utilizing 1.8 Earths' worth of resources.
What happens if our biocapacity is exceeded?When human demands on nature exceed the biosphere's supply, or regenerative capacity, global overshoot occurs. Such overshoot prompts a consumption of Earth's life supporting normal capital and a development of waste.
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