The best set of changes that describe a native mountain dweller is B. Hematocrit - increases; Arterial O2 Content- decreases; Arterial PO2-decreases.
Hematocrit is the percentage of red blood cells in your blood as determined by volume. Blood is made up of plasma, which also contains white blood cells, platelets, and red blood cells. Together, they account up around 45% of the total volume of human blood, however the precise ratios of each component may vary. The arterial oxygen content is the sum of the oxygen dissolved in arterial blood and the oxygen bound to hemoglobin. How much dissolved oxygen gas is present in the blood is determined by the partial pressure of oxygen, or PO2. In essence, it evaluates how efficiently the lungs can transport oxygen into the blood.
Note that the full question is:
Which set of changes best describes a native mountain dweller living in the Himalayas, compared with a sea-level native living at sea level?
Hematocrit; Arterial O2 Content; Arterial PO2;
Decreased; No difference Decreased; Increased; Decreased; Decreased Increased; No difference; DecreasedIncreased; No difference; DecreasedIncreased; No difference; IncreasedTo learn more about oxygen levels: https://brainly.com/question/22649221
#SPJ4
scientists claim that south america was part of a large landmass called gondwana, which included antarctica and australia. which law or theory supports the claim?
The continental drift law
Continental drift law
One of the earliest hypotheses put forth by geologists for how continents might move over time is called continental drift. The theory of continental drift has now been replaced by the science of plate tectonics. The scientist Alfred Wegener is most closely associated with the concept of continental drift. Wegener wrote a paper outlining his theory that the continents were "drifting" across the Earth, occasionally crashing through oceans and into one another, in the early 20th century.
Around 200 million years ago, Gondwanaland, a massive continent that included Antarctica, South America, Africa, India, and Australia, was formed. Trees and large animals flourished, and there was no ice sheet.
To know more about continental drift refer to:
https://brainly.com/question/974409
what influence do sulfur particles formed by explosive volcanic eruptions have on global mean temperatures?
The influence that the sulfur particles formed by explosive volcanic eruptions have on global mean temperatures is.that it leads to cooling of the Earth's surface
What is the impact of the sulfur particles?When lava and gas are released from a volcano, sometimes explosively, this is known as an eruption. A "glowing avalanche," which occurs when recently erupted magma flows down the sides of a volcano, is the most hazardous type of eruption. They are capable of swift movement and can reach temperatures of 1,200 degrees Fahrenheit.
When volcanoes erupt, carbon dioxide and other greenhouse gases are released. If enough of these gases are added to the atmosphere, they can cause climate warming. However, over the past 200 years, the overall long-term impact of volcanism has not been substantial enough to warm the climate.
The stratosphere is covered in a haze of tiny droplets created by the sulfuric acid, which reflects incoming solar radiation and cools the Earth's surface. The aerosols, which are moved by winds and can remain in the stratosphere for up to three years, significantly cool the entire planet.
Learn more about volcanic eruption on:
https://brainly.com/question/25121802
#SPJ1
How might rain shape the political landscape of the future?
how does a 1.2-solar-mass white dwarf compare to a 1.0-solar-mass white dwarf? A. It has a larger radius BuIt has a smaller radius C.It has a higher surface temperature. D.It has a lower surface temperature. E. It is supported by neutron, rather than electron degeneracy pressure.
Answer:
B. It has a smaller radius
Explanation:
The more mass the white dwarf is the more gravitational pressure that compresses it, making it shrink.
White Drawfs that exceed 1.4 solar masses turn into much smaller stars called neutron stars.
geologists have extracted a drill core at point y for study. how many separate episodes of glaciation can be observed in the core?
Based on the information provided, it appears that there are three (3) separate episodes of glaciation that can be observed in the drill core at point Y.
The core contains three layers of till (a type of sediment deposited by glacial ice) that are separated by two paleosols (ancient soil layers). Each of the till layers contains erratics (rock fragments of different types) that suggest they were deposited by different glacial advances. The first till layer contains W1 and W2 erratics, the second till layer contains IL erratics, and the third till layer contains P2 erratics.
Therefore, the presence of three distinct layers of till with different types of erratics indicates that there were at least three separate episodes of glaciation in the area. The correct answer is therefore c. "3 glacial advances."
Learn more about Glaciation here:
https://brainly.com/question/14410600
#SPJ4
we consider both mineral resources and energy resources to be¬¬___resources, many of which have a geologic origin.
A valuable metallic or non-metallic mineral qualifies as a mineral resource. Halite, talc, gypsum, or haematite are a few examples. Factors of crystalline abundance and concentration.
The amount by which the metal has been concentrated over its typical crustal abundance to produce an ore deposit is known as the concentration factor. The two main groups of mineral resources are metallic and nonmetallic. Metals like Gold, Silver, Tin, Copper, Lead, Zinc, Iron, Nickel, Chromium, and Aluminum are examples of metallic resources. Resources that are not made of metals include sand, gravel, gypsum, halite, uranium, and dimension stone. recent fault-prone areas. -Areas that recently had volcanic activity. Dry, hot, shallow rock that could be heated by pumping water. A mineral is a naturally occurring substance having unique atomic structures, compositions, and chemical and physical properties. The meaning of A larger definition of an economic mineral comprises metals, rocks, minerals, and liquid and solid hydrocarbons that are taken from the soil by mining, quarrying, and pumping.
Learn more about mineral resources here :
https://brainly.com/question/29815658
#SPJ4
describe the types of volcanic activity and associated volcanic hazards you would expect during an eruption of a cascade volcano such as rainier, hood
The Cascade volcanoes are composite volcanoes and erupt effusively.
The hazards of composite volcanoes consist of the preliminary pyroclastic going with the drift of expelled volcanic particles, which does harm to the on-the-spot area across the volcano and the temperature of which could soften accrued snow and ice, main to an event known as a lahar.Lahars are slurries of snow and ice mixed with expelled volcanic fabric that tour downstream from the volcano with sizeable unfavorable electricity and could smash any systems of their path (ex. bridges).Lahars are the finest danger posed via way of means of a destiny eruption of Mount Rainier - particles from a previous lahar resulting from an eruption at Rainier are understood to have traveled to Puget Sound.Another chance of those volcanoes is ashfall - airborne ash expelled at some stage in the eruption - which could smash systems below the burden of accrued ash, motive damage to engines and different uncovered shifting parts, or even show deadly to humans/animals if an excessive amount of ash is inhaled.Additionally, if the eruption and ensuing ashfall are severe enough, it has the capability to cause worldwide cooling - consisting of that visible after the eruption of Mount Pinatubo - because of sulfides withinside the ash reflecting sunlight.Subduction zones like the Cascades produce composite volcanoes - additionally known as stratovolcanoes - that erupt silica-wealthy andesite and rhyolite magmas.Due to the viscous nature of silica-wealthy magma observed at composite volcanoes like the ones withinside the Cascades, eruptions can be explosive if the magma consists of gas.To learn more about Mount Pinatubo,
https://brainly.com/question/15419826
9. If you were to fly from Virginia’ capital to New York’, then from there to the capital of Wiconin, in which direction would you travel?
Answer:
Explanation:
First, You will Travel in NorthWest Direction.
at the beginning of the movie our hero prof. jack hall and his colleagues are found on the larsen b ice shelf in antarctica doing what?
Our protagonist, professor Jack Hall, and his colleagues are discovered on the Larsen B ice shelf in Antarctica while digging ice cores at the opening of the film. The right answer is C.
In the Weddell Sea's northwestern region, there is an extensive ice shelf called the Larsen Ice shelf. From Cape Longing to Smith Peninsula, it is extended. The Norwegian whaling ship that made the initial discovery of the Larsen Ice bore the name of its captain, Carl A. Larsen. In 1893, the Norwegian crew sailed close to the Ice front. Larsen A, Larsen B, and Larsen C are three distinct segments of the Larsen Ice Shelf. Originally, the ice shelf roughly spanned a bigger region, however because of factors including climate change the area it covered has been narrowed.
At the beginning of the movie our hero Prof. Jack Hall and his colleagues are foundon the Larsen B Ice Shelf in Antarctica doing what?
a.Studying the migration patterns ofpenguins
b.Collecting rocks
c.Drilling ice cores
d.Measuring the ocean temperaturesbeneath the ice
To learn more about Larsen Ice Shelf:
https://brainly.com/question/16995751
#SPJ4
Minerals are extracted from the earth through various mining practices.
true
false
True , Minerals are extracted from the earth through various mining practices.
Mining is the process of removing economically important minerals or other geological materials from the earth, typically from orebodies, lodes, veins, seams, reefs, or placer deposits.
What effects does mining have on the environment?Because of minerals are found in the Earth, mining has a significant impact on the natural environment. Acid drainage, erosion, and dust emissions are some of the long-term impacts of mining.
The difference in density between the mixture's constituent parts has served as the foundation for all of these operations. When separating heterogeneous mixes of two types, such as liquid + solid and immiscible liquids, they are frequently utilised in tandem.
For such more questions on Mining:
brainly.com/question/23089646
#SPJ4
scientists claim that south america was part of a large landmass called gondwana, which included antarctica and australia. which law or theory supports the claim?
Answer:
the continental drift theory
Explanation:
describe the major intraregional and interregional migration patterns within the united states in recent years.
Immigration slowed between the 1920s and the 1960s. During the Great Depression of the 1930s, there was little immigration, and in certain years, more individuals left the country than came. Following World War II, migration rose. Mexico overtakes other countries as the main supplier of immigration to the US in the 1980s.
Up until 2010, almost 75 million individuals immigrated to the US. The most significant intraregional and interregional movement trend in the US is labour migration due to immigration. Nearly 164 million workers moved around the world in 2017.
The nationwide pattern of high in-migration rates was evident in 2020–21, with the Midwest, Northeast, and South being notably affected.
What are intra-regional and inter-regional migration?Interregional migration is the movement of people from one region of a country to another, whereas intraregional migration is the movement of people inside the same region of a country. Furthermore, compared to intraregional migration, interregional migration is a substantially larger transfer.
To learn more about Intraregional migration here:
brainly.com/question/25595234#
#SPJ4
1) where the days and nights are equal throughout the year
1)north_pole
2)south_pole
3)equator
Answer:
Equator
Explanation:
rocks formed from materials eroded from already existing rocks, from the evaporation of water, from the hard outer shells of marine organisms, or from decomposing vegetation are called
Rocks formed from materials eroded from already existing rocks, from the evaporation of water, from the hard outer shells of marine organisms, or from decomposing vegetation are called sedimentary rock.
Sedimentary Rock Formation ProcessThe process of forming sedimentary rocks involves four main processes, namely weathering, transportation, deposition, and compaction. The following is the process of formation of sedimentary rocks:
1. Weathering
Is the breakdown of rock, soil, minerals, and wood and man-made materials through contact with the Earth's atmosphere, waters, and biological organisms. Weathering occurs in place of origin with little or no movement.
Weathering involves the movement of rocks and minerals by agents, such as water, ice, snow, wind, waves, and gravity to be transported and stored in other locations. There are three important classifications of weathering processes, namely physical, chemical and biological weathering.
a. Physical Weathering, is a weathering process that involves direct contact with atmospheric conditions, such as heat, water, ice, and pressure.
b. Chemical weathering is weathering due to the direct effects of atmospheric chemicals or biologically produced chemicals.
c. Biological Weathering, is weathering caused by living things and caused by the processes of animal, plant and human organisms.
2. Transportation
The process of transporting material from the place of origin to the place of deposition. This process requires transportation agents in the form of gravity, wind, glaciers, and water.
3. Precipitation
Sedimentation is the geological process when sediments resulting from weathering processes or soil and rock are added to a lower lying area transported by wind, glaciers, water, and gravity.
4. Compaction and Cementation
Compaction occurs when sediments are buried deeply, placing them under pressure due to the weight of the layer above them.
Meanwhile, cement is a new mineral that attaches to sediment grains like cement binds sand grains to building materials.
Learn more about sedimentary rock at https://brainly.com/question/7437433.
#SPJ4
Among cloud types, those that occur at the highest altitudes are the ___.
Cumulus
Altocumulus
Stratus
Cirrus
Stratocumulus
answer :
cirrus clouds.
which important city in the southeast asian realm is located close to the vitally important strait of malacca?
Hong Kong is an important city in the southeast Asian realm is located close to the vitally important strait of malacca.
Southeast Asia, also spelled South East Asia and South-East Asia, and also called Southeastern Asia, South-japanese Asia or SEA, is the geographical south-eastern vicinity of Asia, together with the regions which might be located south of mainland China, east of the Indian subcontinent, and north-west of mainland Australia.[5] Southeast Asia is bordered to the north by using East Asia, to the west with the aid of South Asia and the Bay of Bengal, to the east with the aid of Oceania and the Pacific Ocean, and to the south by Australia and the Indian Ocean.
LEarn more about Asian here
https://brainly.com/question/25871918
#SPJ4
Please answer fast
1. Identify and describe the different properties of minerals.
2. Explain why synthetic minerals are not minerals.
3. What is a mineralogist?
4. Why is limestone not a mineral?
According to the chart, which country's HDI has improved the most since
1995?
Answer:
Botswana
Explanation:
1) Describe the formation process of igneous rocks.
2) What is a metamorphic series?
3) What is regional metamorphism?
4) What is the difference between low-grade and high-grade metamorphic rocks?
Answer:
1. Igneous rocks form when hot, molten rock crystallizes and solidifies. The melt originates deep within the Earth near active plate boundaries or hot spots, then rises toward the surface.
2. Metamorphic series include the Barrovian and Buchan series of metamorphic rocks. George Barrow was a geologist in Scotland who discovered the Barrovian series.[1] These are also called metamorphic facies series. A metamorphic facies series is a sequence of metamorphic facies which plot in a temperature-pressure diagram along a line, and this line represents a certain geothermal gradient. They are not the same as metamorphic zones, as these are defined as a region on a geological map where the pressure-temperature conditions for an index mineral (a mineral that indicates the approximate metamorphic grade of a rock), were appropriate for these minerals to form.
3. Regional metamorphism is metamorphism that occurs over broad areas of the crust. Most regionally metamorphosed rocks occur in areas that have undergone deformation during an orogenic event resulting in mountain belts that have since been eroded to expose the metamorphic rocks.
4. Low-grade metamorphic rocks tend to be fine-grained (the newly formed metamorphic mineral grains that is). High-grade metamorphic rocks tend to be coarse-grained
After World War II, the former Soviet Union
A. controlled Polish territory
B. forced Poles to become Roman Catholic
JOC
C.
D.
forced people to move to the former Soviet Union
allowed people to live freely
After World War Two, Poland did not regain its independence. With the open complicity of the victorious Allies, the Soviet Union, which had initially attacked Poland, took the entirety of Polish territory after the great struggle. Thus, the correct option is A.
What was World War Two?The Second World War, often known as World War II, was a war that lasted from 1939 to 1945 and touched practically every part of the planet.
The primary combatants were the Axis forces, which consisted of Germany, Italy, and Japan, and the Allies, which included France, Great Britain, the United States, the Soviet Union, and to a lesser extent, China.
After an uneasy 20-year break, the war in many ways carried on the conflicts that World War I left unresolved.
As the largest and bloodiest war in history, World War II claimed the lives of between 40 and 50 million people.
One of the major turning points in global history of the 20th century, along with World War I, was World War II.
Learn more about World War Two, here
https://brainly.com/question/11823247
#SPJ1
A mT air mass is likely to be than a cT air mass because the mT air mass A. wetter; forms over the ocean B. drier; is a cold air mass C. drier; forms under the equatorial low D. wetter; is warmer than the cT air mass E. hotter; forms over the ocean
Answer:
A. wetter; forms over the ocean
Explanation:
The air mass over the ocean is more wet compared to air mass on land since the ocean has water which is wet while air-mas over land is drier since there is a lack in abundance of water on land.
what is the rock cycle? explain how one rock type can eventually become a different rock type over millions of years.
A rock cycle is a fundamental concept that shows the transitions among the three basic rock types (metamorphic, igneous and sedimentary).
The rock cycle is a fundamental geological concept that describes transitions through geologic time between the three major rock types: sedimentary, metamorphic, and igneous. When a rock type is forced out of its equilibrium conditions, it changes.
When exposed to the atmosphere, an igneous rock such as basalt may break down and dissolve, or it may melt as it is subducted beneath a continent. Rocks do not remain in equilibrium as they encounter new environments due to the driving forces of the rock cycle, plate tectonics, and the water cycle.
The rock cycle describes how the three types of rocks are related to one another and how processes shift from one type to another over time.
Learn more about rock cycle to visit this link
https://brainly.com/question/29767269
#SPJ4
Please answer fast
1. Complete the following sentences using words from the lesson.
a. ___________________ are steep-sided volcanoes that erupt a variety of lavas that are stiff or pasty and do not flow easily.
b. There are four major groups of lava rocks: ___________________, ________________________, _____________________, ____________________.
c. Volcanoes have a ___________________ at the summit formed around a vent through which lava steam, ashes, etc. are expelled.
Answer:
a. stratovolcano
b. Basalt, andesite, dacite, rhyolite
c. caldera
The average composition of the oceanic crust is thought to approximate that of ________.
A)granite
B)basalt
C)peridotite
D)iron
Answer: B)basaltic
Explanation:Basaltic ( a low silica igneous rock)
You have carried out your own fieldwork investigating variations in the quality of life within urban areas. Evaluate the relative importance of primary and secondary data in your investigation. (8)
The goal of geographic fieldwork is to learn new things about individuals, communities, and surroundings. This could entail creating tests to evaluate a geographic question or questions, gathering data that is meaningful and pertinent to the chosen question.
What fieldwork investigating variations in the quality of life?Students and scholars can investigate how scientific theories relate to everyday life through fieldwork. Both the social and scientific sciences benefit from field research. Social sciences like economics and history put a heavy emphasis on people, culture, and society.
Therefore, Primary fieldwork aims to fully immerse students in their environment, including listening to city noise, feeling smooth rocks on the beach, smelling the air, experiencing the texture of autumn leaves in the woods, and so forth.
Learn more about fieldwork here:
https://brainly.com/question/2713856
#SPJ1
identify the pattern of changes in temperature and precipitation based on elevation.
As a result of the lower temperature and atmosphere at higher elevations being unable to keep in as much condensation, precipitation occurs considerably more often there, either as rain or snow.
What is precipitation ?Any liquid and frozen water that condenses in the atmosphere and falls to the ground is known as precipitation. Rain, and snow are its effects . Precipitation is one of the three main processes that make up the global water cycle.
Precipitation is highly impacted by elevation, particularly in mountainous areas. Precipitation is heavier on a mountain's windward side.
Every 1,000 feet of elevation gain results in a 5.4 degree Fahrenheit drop in temperature.
To learn more about precipitation
https://brainly.com/question/18109776
#SPJ1
the mineralized remains of organisms and the rock layers in which they are found
Correct answer is :- Fossils
Fossils are the preserved remains, or remnants of remains, of extinct species. The organism itself is not what is left in a fossil. They're rocks. Both the entire creature and its component parts can be preserved as a fossil. Foliage, shells, feathers, and bones can all turn into fossils. It doesn't matter how big or small a fossil is. Only under a microscope can one see microfossils. Among the microfossils are bacteria and pollen. Several meters long and weighing several tons, macrofossils are enormous. Petrified trees or the bones of dinosaurs are examples of macrofossils.
know more about rocks here
https://brainly.com/question/10658171#
#SPJ4
What is the image of (-5,-1) after a reflection over the line y = x?
Answer:
(-1,5)
Explanation:
FILL IN THE BLANK. gas moves from an area of ________ partial pressure to an area of ________ partial pressure.
Answer:
gas moves from an area of _high_ partial pressure to an area of _low_ partial pressure.
crushed stone quarries are typically located near cities and towns. group of answer choices true false
True. A quarry is a location where rocks, sand, or minerals are taken from the Earth's surface. Due to its accessibility to the Earth's surface, a quarry is a form of mine known as an open-pit mine.
An underground network of tunnels or shafts makes up a sub-surface mine. Quarries are most frequently used to extract stone for construction purposes. For thousands of years, people have used quarries. Large limestone and granite stones that were manually cut from adjacent quarries were used to construct the Great Pyramids by the ancient Egyptians. These blocks weigh many tons each. The extraordinarily difficult task of stone cutting in marble, granite, and limestone quarries was sometimes put upon slaves and criminals in ancient Rome. Quarrying was substantially more labour when it came to building materials. stones had to be hand pulled or carried out of quarries. Using pulley systems with ropes and movable wooden rails or sleds, stones could also be transported. Thousands of slaves and other labourers were frequently used in this operation. These moai statues were made of stones that was transported from a quarry to various locations on the island. The largest moai is 86 tons in weight. How these prehistoric Polynesian people transported their quarries rock is still being researched by scientists.
Learn more about quarries and rocks here:
brainly.com/question/11615791
#SPJ4