Pastoral nomadism is a form of subsistence agriculture where people primarily rely on the breeding and herding of domesticated animals, such as cattle, sheep, goats, and camels, for their food, clothing, and shelter.
These nomadic pastoralists move their animals from one grazing area to another in search of fresh pasture and water, often following a seasonal cycle. They also trade their animals and animal products, such as wool, milk, and meat, for other goods.
Pastoral nomadism is typically found in dry, arid or semi-arid climates, where agriculture is difficult due to limited rainfall and poor soil conditions. The practice is common in many regions of the world, including parts of Africa, Central Asia, the Middle East, and some parts of South America.
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distinguish among a conduit, a vent, and a crater.
Magma moves from the magma chamber to the vent through a tube known as a conduit. It is from the volcano's vent that magma is released. At the volcano's summit, there is a depression called a crater.
Between a vent and a crater, what is the difference?A vent is a location where magma can flow through to reach the Earth's surface. A volcano's crater is a circular depression within it.
How do conduits and vents on volcanoes differ from one another?Conduit - The conduit or tube, which may have a pipe-like structure, that carries lava from a reservoir or chamber to the vent at the surface where it erupts. A molten rock eruption onto the Earth's surface known as a lava flow
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What is the longest river in the world?
The Nile is the longest river in the world.
Answer:
The Nile is a major north-flowing river in northeastern Africa. It flows into the Mediterranean Sea. The Nile is the longest river in Africa and has historically been considered the longest river in the world, though this has been contested by research suggesting that the Amazon River is slightly longer.
What is the intensity of radiation emitted by a hot desert (330k) relative to that emitted by the stratosphere over the south pole during july (190k)?
Find the ratio of the radiation intensities. A. 9:1 b. 1. 73:1 c. 3:1
d. 1:1
9:1 is the intensity of radiation emitted by a hot desert (330k) relative to that emitted by the stratosphere over the south pole during july (190k)
What is radiation?Energy that emanates from a source and moves through space at the speed of light is referred to as radiation. This energy has wave-like qualities and is accompanied by an electric field and a magnetic field.
Depending on the energy of the radiated particles, radiation is frequently divided into ionizing and non-ionizing categories. More than 10 eV is carried by ionizing radiation, which is sufficient to ionize atoms and molecules and rupture chemical bonds.
Due to the significant differences in how toxic these substances are to living things, this distinction is crucial. Radioactive substances that generate radiation in the form of helium nuclei, electrons or positrons, or photons are frequently sources of ionizing radiation.
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what weather info is available for a vortac
A VOR-TAC is a type of radio navigation aid used for aircraft navigation. While it is primarily used for providing information on the location and direction of the aircraft, it can also provide certain weather information.
One type of weather information that is available for a VOR-TAC is the automatic terminal information service (ATIS) broadcast. This broadcast provides pilots with the latest information on weather conditions, such as wind speed and direction, visibility, cloud cover, and temperature, for the airport or region covered by the VOR-TAC.
In addition to the ATIS broadcast, a VOR-TAC may also be equipped with other weather-related equipment, such as a terminal Doppler weather radar (TDWR) system. This system provides real-time information on weather conditions in the immediate vicinity of the airport, such as the presence of thunderstorms, gusty winds, or other hazardous weather conditions that could affect flight operations.
Overall, while a VOR-TAC primarily serves as a navigation aid for aircraft, it can also provide valuable weather information to pilots to help them make informed decisions during flight operations.
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The example a cloud of stationary dots and a few moving dots was a demonstration of:
A. convolution of the dot cloud with a Gaussian impulse response function
B. lightness constancy
C. color constancy
D. Bayes' Theorem
E. the use of motion in figure-ground segmentation
Answer is E. the use of motion in figure-ground segmentation.
The example of a cloud of stationary dots and a few moving dots is a classic demonstration of how motion can aid in figure-ground segmentation. When a few dots move among a larger, stationary group of dots, our visual system tends to group the moving dots together as a distinct object or figure. This occurs because our visual system uses motion as a cue to separate foreground objects from a background. Therefore, we are able to perceive the moving dots as a separate object or figure from the stationary dots. This is an example of how our visual system uses multiple cues to segment visual scenes and identify objects.
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The amount and timing of precipitation a region receives is ultimately controlled by ______.
A. atmospheric motion
B. temperature
C. increases
D. Insolation
The amount and timing of precipitation a region receives is ultimately controlled by atmospheric motion. The Option A is correct.
How does atmospheric motion affect the globe?Often, the atmospheric circulation transports heat across the Earth's surface, influencing the water cycle, including cloud formation and precipitation events. The movement of air masses determines our daily weather, and long-term circulation patterns determine regional climate and ecosystems.
Surface ocean current patterns are caused by wind pushing on the water's surface, and these currents also transport heat around the world. Changes in the amount and distribution of heat in the Earth system as a result of human-caused greenhouse warming are altering atmospheric and ocean circulation patterns, which in turn are altering environments around the world.
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which phase of the moon comes between waxing crescent and waxing gibbous?
The phase of the moon that comes in between the waxing crescent and the waxing gibbous is the first quarter.
The Waxing Gibbous phase is the phase when the lit up the part of the Moon will grows from the 50.1% to the 99.9%. It will starts just after the phase of the First Quarter Moon and the lasts until the Full Moon. The Waxing means the moon is getting bigger, while the gibbous means that the oval to the round shape.
The Waxing Crescent phase is the intermediate phase of the Moon phase that will starts after the New Moon and the lasts until the phase of the First Quarter.
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the __________ line is an imaginary line at which the snow never melts.
The Snow line is an imaginary line at which the snow never melts.
It describes a hypothetical line on a mountain or glacier above which snow and ice never fully melt, even in the hottest months of the year. Latitude, elevation, and regional climate conditions are just a few examples of the variables that affect the snow line's precise elevation. The snow line distinguishes between habitats and ecosystems that are adapted to snow and ice and those that are not, making it a crucial ecological and geological boundary.
the lower topographic limit of a permanent snow cover is called the snow line. When melting and evaporation (melting and ablation) equal accumulation of snowfall, an irregular line known as the snow line is formed along the ground's surface. This line has wide altitude variations and is subject to numerous factors.
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What problems are known to be caused by heat waves in Europe and Asia? (Select all that apply.)
A.Fires caused as vegetation dies and dries out
B.Worsening air pollution
C.Heat-related deaths
The problems known to be caused by heat waves in Europe and Asia include fires caused as vegetation dies and dries out, worsening air pollution, and heat-related deaths.
Therefore the answers are A, B and C.
Heat waves are periods of abnormally high temperatures that can have a range of negative impacts on human health, the environment, and infrastructure. In Europe and Asia, heat waves have been associated with an increase in wildfires, as dry and hot conditions can cause vegetation to dry out and become more susceptible to ignition. This can lead to significant damage to forests, homes, and other structures. Heat waves can also worsen air pollution, as high temperatures and stagnant air can trap pollutants in the atmosphere and increase their concentration. This can exacerbate respiratory problems and other health issues. Finally, heat waves can be deadly, particularly for vulnerable populations such as the elderly, young children, and those with underlying health conditions. Heat-related deaths can result from a range of factors, including dehydration, heat exhaustion, and heat stroke. Overall, the negative impacts of heat waves highlight the need for proactive measures to mitigate their effects, including improved urban planning, public health strategies, and efforts to reduce greenhouse gas emissions.
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Why is it surprising that Mercury has a magnetic field?
It is surprising that Mercury has a magnetic field as it has a small size as well as a slow rotation.
Mercury is the smallest planet which is present in our Solar System. It has a magnetic field which is about 1.1% as strong as the magnetic field of the Earth. The reason for this is that its core has solidified as well as cooled more quickly as compared to the Earth.
Before the year 1974, it was thought that Mercury has no magnetic field since it has a very small diameter. The magnetic field of the Mercury came as a surprise as it has a very small size as well as a very slow rotation which lasts for about 59 days.
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do the sun refract when they enter the earth atmosphere
Answer:Sunlight refracts as it travels from the vacuum of space into Earth's atmosphere. As its wavefronts graze the upper atmosphere, light bends downward (Figure 4). This means we see the Sun higher in the sky than it actually is.
Explanation:
FILL IN THE BLANK. winds occur when a stagnant high-pressure air mass flows downslope from a mountain range and descends as a warm, dry wind toward a low-pressure zone.
Downslope winds will occur when the stagnant high pressure air mass flows downslope from the mountain range and descends the warm, dry wind toward the low-pressure zone.
The Dry and the gusty winds were the blasted down the lee that is the downwind or the sheltered is slopes of the mountain ranges in the numerous western states as the result of the weather front that will brought the unseasonably the cold air in to Rocky Mountains.
The Downslope winds will occur when the stagnant high pressure air with the mass flows the downslope from the mountain range and the descends as the warm, the dry wind toward the low pressure zone.
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how endism relates to supercontinent break up
Endemism relates to supercontinent break up of Pangaea, continents broke apart in various pieces resulting in endemism.
Around 180 million years ago Pangea began to break up. Endemism was not at a high pace when Earth was formed as Pangaea, though with time it spread in smaller fragments where the endemism grew higher. The earth evolved over time with the rise of endemism, end of the dinosaur era and formation of new continents and other evolutions were observed with time. The theory of continental drift is related with endemism at a wider level. The endemism usually refers to the end of certain period of time where the supercontinent break up into various parts which is responsible for the exotic global marine life.
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explain how energy flows through an ecosystem, while chemical components are continually cycled within it. on a planet-wide scale, why is it like this, and not the other way around?
In an ecosystem, energy flows through the food chain, from producers (plants) to consumers (animals) to decomposers (bacteria and fungi). This flow of energy occurs through the consumption and digestion of organic matter.
In contrast, chemical components such as carbon, nitrogen, and phosphorus are continually cycled within the ecosystem. These elements are taken up by producers from the environment and used to build organic molecules through photosynthesis. Consumers then obtain these molecules by consuming producers or other consumers, and the chemical elements are broken down and released back into the environment through processes such as respiration, excretion, and decomposition. This creates a closed loop of chemical cycling within the ecosystem.
On a planet-wide scale, this is because the Earth is a closed system with finite resources. The energy that powers life on Earth ultimately comes from the sun and is continually replenished, but the chemical elements that make up living organisms are limited in quantity and cannot be created or destroyed. Therefore, it is necessary for these elements to be continually cycled within the ecosystem to support life. Without this cycling, the available resources would become depleted, and life as we know it would not be able to persist.
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light colored rocks that are high in sio2 are typically called
Light colored rocks that are high in SiO2 are typically called "felsic rocks."
Felsic rocks are a category of igneous rocks that are rich in feldspar and silica (SiO2). They are typically light-colored, ranging from white to light gray or pink. Felsic rocks have a high concentration of silica, which makes them viscous and resistant to flowing. This high silica content also makes them more explosive when they erupt. Felsic rocks are found in continental crust and are associated with tectonic activity such as volcanic eruptions, mountain building, and plate collisions. Common types of felsic rocks include granite, rhyolite, and obsidian. Felsic rocks have a lower density than mafic rocks, which are rich in iron and magnesium and have a darker color. Felsic rocks are important because they provide clues to the history and composition of the Earth's crust and mantle. Studying felsic rocks can help scientists understand the formation of continents, the evolution of the Earth's crust, and the processes that drive plate tectonics.
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will heating up an object increase or decrease its density?
Answer: It will certainly decrease in its density
Explanation: When you heat an object up, the particles will soon move away from each other and constant moving in random directions. They spread apart and that is why it becomes less dense.
Heating a substance causes molecules to speed up and spread slightly further apart, occupying a larger volume that results in a decrease in density.
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What is a nautical mile called?
A "geographical mile" or "sea mile" are other names for a nautical mile. It is a unit of measurement used in navigation to determine distances on the ocean's or other body of water's surface.
One nautical mile is equivalent to 1.1508 miles or 1.852 kilometers. As one minute of arc along an Earth meridian corresponds to one nautical mile, using nautical miles in navigation is preferred because it makes navigation calculations easier.
When measuring distances at sea, navigators use nautical miles as their unit of measurement. It is based on the equatorial radius and corresponds to an arc of one minute along a meridian. A nautical mile is equivalent to 1.151 statute miles or 1.852 kilometers.
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where is this monument designed to look like a castle?
The monument in Spain that is designed to look like a castle is located in the city of Granada.
The Nasrid dynasty, the last Muslim dynasty to conquer Spain, constructed the palace and fortress complex known as the Alhambra in the 14th century. It is also known for its unusual Islamic architecture, which includes exquisite tilework, complicated geometric designs, and horseshoe arches.With strong walls and towers enclosing lush gardens, courtyards, and ornate chambers, the Alhambra was intended to serve as both a protective castle and an opulent palace. It also resembles a castle because of its conspicuous position atop a hill overlooking the city of Granada. A well-known tourist destination and UNESCO World Heritage Site, the AlhambraIt is regarded as one of the best examples of Islamic architecture in the world.
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what evidence do we have that people probably began exploring the ocean very soon after the flood
The concept of a global flood and its timing is a matter of debate among scholars and religious traditions, and not all people hold the belief that such an event occurred.
However, assuming that the question refers to the Biblical narrative of the Great Flood, there is no scientific evidence to support the idea that people began exploring the ocean soon after the flood. The flood narrative describes a catastrophic event that supposedly took place in the ancient Near East, thousands of years ago, and it is not connected to the historical evidence for ocean exploration.
The earliest evidence of human seafaring dates back to the Middle Stone Age, approximately 90,000 years ago, when people in East Africa began using boats to cross the Red Sea and explore new lands.
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in which countries did a powerful earthquake happen resulting in a death toll of 4300 lives?
A powerful earthquake resulting in a death toll of 4,300 lives happened in two countries: Syria and Turkey.
More than 4,300 people have died and resc-uers are racing to pull sur-vivors from beneath the rubble after a devast-ating earthquake ripped thro-ugh Turkey and Syria, leaving destruct-ion and debris on each side of the bor-der. One of the strong-est earthquakes to hit the region in a cent-ury shook residents from their beds at aro-und 4 a.m. on Monday, send-ing tremors as far away as Leba-non and Israel.
An earthquake is a natural disaster that occurs when the earth's crust shakes, often caused by the movement of tectonic plates. The strength of an earthquake is measured using a seismometer and reported on the Richter scale.
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Why is Mars considered to be a potentially habitable world?
a. We have evidence that liquid water existed on its surface in the past.
b. Robotic rovers have found evidence of microscopic organisms in the surface soil.
c. It is in our solar system, and all worlds in our solar system are potentially habitable.
d. It is about the same size as Earth.
Mars considered to be a potentially habitable world as we have evidence that liquid water existed on its surface in the past. Correct option is A.
Mars has water patterns that are the closest to those of Earth of any world in the solar system. Mars has signs of water channels resembling those on Earth today, as well as polar ice caps that increase and decrease with the seasons.
Numerous instances of deltas that developed in Martian waters have been discovered. A clear indication that Mars once had a lot of liquid water is the discovery of deltas. In order to form, deltas typically need deep water over a lengthy period of time. In order to prevent sediment from draining away, the water level must also be constant.
Mars is the most habitable world in our solar system after the Earth for a number of reasons: You can extract water from the earth. It isn't too cold or too hot. Gravity on Mars is 38% that of our Earth's, which is believed by many to be sufficient for the human body to adapt to.
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Sort the following characteristics by the type of volcano they are associated with. 1) pillow basalt 2) lahars 3) strombolian eruption 4) pyroclastic flow
Strombolian eruptions are observed in cinder cone volcanoes, pillow basalt are seen in shield volcanoes and pyroclastic flows and lahars are found in stratovolcanoes.
A cinder cone or a scoria cone is basically a steep conical hill which is made up of loose pyroclastic fragments which include the volcanic clinkers, volcanic ash, or the scoria which has been basically built around a volcanic vent. Strombolian eruptions are characteristics of these volcanoes.
Shield volcanoes are large, broad and shield like volcanoes which are characterized by the pillow basalt lava and stratovolcanoes or the composite volcanoes are triangular in shape and are characterized by the pyroclastic flow and lahars.
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which of these u.s. government agencies forecasts weather and monitors ocean conditions?
The National Oceanic and Atmospheric Administration (NOAA) is a U.S. government agency that is responsible for forecasting weather and monitoring ocean conditions.
NOAA is a scientific agency that operates under the Department of Commerce, and it is responsible for providing accurate and timely information about the state of the atmosphere and the oceans. NOAA's responsibilities include operating the National Weather Service, which provides weather forecasts and warnings for the United States and its territories, as well as conducting research on the Earth's atmosphere and climate. NOAA also operates a variety of programs related to ocean monitoring and conservation, including the National Marine Fisheries Service, which manages the nation's fisheries and protected marine species, and the National Ocean Service, which is responsible for monitoring coastal and ocean conditions and providing data on water levels, tides, and currents.
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When contrasting lava from composite volcanoes to lava from shield volcanoes.?
1)composite volcanoes most often produce basaltic lavas with high viscosities, whereas shield volcanoes produce silica-rich lavas with low viscosities.
2)both types of volcano produce silica-rich lavas, but the lavas of composite cones have low viscosities, whereas the lavas of shield volcanoes have high viscosities.
3)composite volcanoes most often produce silica-rich lavas with low viscosities, whereas shield volcanoes produce basaltic lavas with high viscosities.
4)composite volcanoes most often produce silica-rich lavas with high viscosities, whereas shield volcanoes produce basaltic lavas with low viscosities.
5)composite volcanoes most often produce basaltic lavas with low viscosities, whereas shield volcanoes produce silica-rich lavas with high viscosities.
Shield volcanoes create basaltic lavas with low viscosities, whereas composite volcanoes typically produce silica-rich lavas with high viscosities. The answer is option (4).
What are Composite volcanoes?The moniker "composite volcano" refers to these volcanoes' composite stratified sequential structure. They are distinguished by the layers of volcanic materials that emerge in succession as a result of effusive and explosive volcanism. These are cone-shaped constructions, the summit of which may have collapsed.
At the convergent plate borders, when an oceanic plate subducts beneath a continental or another oceanic plate, composite volcanoes are typically encountered. At these locations, water from the subducting oceanic plate is released into the asthenosphere at great depths. This water causes melt and lowers the surrounding materials' melting points.
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Brazil's ________ was the major destination for Portuguese slave ships.
A) Northeast
B) West
) East
D) Central region
E) South
Define the term:
Natural attraction
Answer:
is the named features which appeal to tourists because of the nature of the landform of the beauty of the landscape in which the attraction is set
(5 pts) based on the scale you choose for the topography (vertical axis) in question 8, calculate the amount of vertical exaggeration on the topographic profile you constructed above. show your work.
A prevalent practise in geographic profiles of various vertical and horizontal scales is known as vertical exaggeration.
What is an example of topography?The analysis of the land outer layer is referred to as topography. It creates the groundwork for a landscape in particular. For instance, topography describes the surface's peaks, valleys, rivers, or craters.
What makes topography so special?Topography is the study of how the land's surface is shaped, including all of its peaks and valleys. The Greek words "topo" (for place) and "graphia" (for writing or recording) are the origins of the word topography. Topographic maps are those that depict topography.
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How does burial depth relate with to temperature conditions
The burial depth relates with temperature conditions because the deeper a material is buried, the more it is insulated from temperature variations on the surface.
How do burial depth and temperate correlate ?Burial depth can affect the temperature conditions experienced by buried materials such as organic matter or archaeological artifacts.
For example, if an artifact is buried deep enough, it may be protected from temperature variations that would otherwise cause it to deteriorate or decay. In contrast, if an artifact is buried too shallowly, it may be exposed to temperature and moisture fluctuations that can cause it to degrade or be destroyed.
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Why do we think the solar system formed from a rotating, collapsing gas cloud that ended up as a disk orbiting the Sun?
The theory that the solar system formed from a rotating, collapsing gas cloud that ended up as a disk orbiting the Sun is called the solar nebula theory, or the nebular hypothesis.
This solar nebula theory is widely accepted by the scientific community because it is supported by a large body of evidence from observations of other star systems and from the study of the solar system itself.One of the key pieces of evidence for the solar nebula theory is the fact that the planets all orbit the Sun in roughly the same plane and in the same direction, which is consistent with the idea that they formed from a flat disk of material surrounding the young Sun. Additionally, the composition and structure of the planets and other objects in the solar system can be explained by the process of accretion, in which small particles of dust and ice stick together to form larger and larger bodies over time.Observations of other star systems have also provided support for the solar nebula theory.
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What is the capital of japan?