The two principal ways to describe Earth's structure are based on the chemical composition and thickness of layers. Option A is the correct answer to this question.
The Earth is composed of several layers that can be classified based on their physical and chemical properties. The innermost layer is the core, which is made up of a solid inner core and a liquid outer core. The next layer is the mantle, which is divided into the upper and lower mantle. The outermost layer is the crust, which is the thinnest layer of the Earth.When describing the Earth's structure, the chemical composition and thickness of each layer are essential. The core is primarily made up of iron and nickel, while the mantle is composed of silicate rocks rich in iron and magnesium. The crust, on the other hand, is made up of lighter rocks like granite and basalt.Furthermore, the thickness of each layer is another critical aspect of the Earth's structure. The core has a radius of about 3,400 km, while the mantle extends up to a depth of 2,890 km. The crust, on the other hand, has a thickness that varies from 5 to 70 km.
The two principal ways to describe Earth's structure are based on:
1. Chemical composition: This refers to the elements and compounds that make up the layers of the Earth. There are three main layers based on chemical composition: the crust, mantle, and core. Each layer has distinct chemical properties.
2. Mechanical properties: This refers to the physical properties, such as strength, ductility, and rigidity, of the materials that make up the Earth's layers. Earth's structure can be divided into five layers based on mechanical properties: the lithosphere, asthenosphere, mesosphere, outer core, and inner core.
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How do animals and birds respond to climatic change?
Answer:
Temperatures are expected to rise more than average in higher latitudes and at higher elevations. Animals living at lower elevations could migrate to higher elevations in response to climate change as temperatures rises, whereas animals in higher elevations will eventually "run out of mountain".
Explanation:
Colonial policies and decisions have affected many recent problems in Africa, including segregation (apartheid), conflict, poverty, genocide, and unequal development. In a short paragraph, describe a problem facing newly independent African nations as a result of colonialism. What could nations do to overcome these issues?
Newly independent African nations face a range of problems as a result of colonialism, including weak economies, high levels of inequality, and an uneven distribution of resources. Colonial powers often left African countries with inadequate infrastructure and a lack of human capital, making it difficult for them to develop. Furthermore, the legacy of colonialism has created a sense of mistrust and animosity between different ethnic and religious groups, leading to conflict and instability. To overcome these issues, African nations need to invest in education, job training, and infrastructure development, while also promoting reconciliation and cooperation between different communities. They should also strive to create economic opportunities for all citizens and ensure that resources are equitably distributed
What is the volume, in cubic in, of a cylinder with a height of 4in and a base radius of 5in, to the nearest tenths place?
Answer:
314 cubed inches
Explanation:
Answer: The answer is exactly 314.2 Cubic Inches
Explanation: V = A h.
Since the area of a circle = π r 2, then the formula for the volume of a cylinder is:
V = π r 2 h.
Hence, If you do the math you will end up with 312.2 Cubic Inches
--Hope this helped!--
The classification of property rights regime based on the whether the resource is excludable and ___
in nature
The classification of property rights regimes is based on the concepts of excludability and rivalrousness in nature.
If a resource is excludable, it means that the owner has the right to prevent others from using it. If a resource is rivalrous, it means that its use by one person reduces its availability of the resource for others.
Based on these two concepts, the property rights regime can be classified into four types:
private propertycommon propertyopen accessclub goodsPrivate property is a regime where both excludability and rivalrousness are present, common property is a regime where rivalrousness is present but excludability is absent, open access is a regime where neither excludability nor rivalrousness is present, and club goods is a regime where excludability is present but rivalrousness is absent.
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1. What are lines of latitude? Which way do they run? Which way do they measure?
2. Where is 0 degrees latitude?
3. What are lines of longitude? Which way do they run? Which way do they measure?
4. Where is 0 degrees longitude?
5. What is a functional region?
6. What is a formal region?
7. What is the name of molten rock under the ground?
8. What is the name of molten rock when it reaches the surface?
9. Name the 5 themes and their definitions.
10. What is another name of a map maker?
11. What is a hemisphere?
12. Define a map legend or key, a compass rose, a scale.
13. Why is a population density map important to study?
14. Define biosphere, lithosphere, hydrosphere, and atmosphere.
15. What is a fault? What happens along a fault line?
16. What are the three layers of the Earth?
17. Describe the three major parts of the water cycle.
18. Large, deep pockets of water underground.
19. Characteristics of large scale and small scale maps.
20. What does the global grid consist of? What do you use to find an absolute location?
21. What is the difference between a political map and physical map?
22. Describe Sense of Place and Perception of place.
Answer:380 miles south of Ghana and 670 miles west of Gabon
Explanation:
low-focus earthquake occurs directly under the south pole. a seismic station at the north pole would receive
Directly beneath the South Pole, there is a shallow-focus earthquake. At the North Pole, a seismic station wouldn't pick up either P or S waves from of the earthquake.
Why does the earthquake make sense?An earthquake happens when two pieces of the ground suddenly slide past one another. The region where they slide is the flaw or defective plane. As a result, seismic waves—also known as S waves—are generated. The local seismicity determines the kind and power of an earthquake.
What results from an earthquake?Earthquakes can also result in ground vibrations, soil liquefaction, landslides, fissures, avalanches, fires, and tsunamis. The extent of destruction and devastation caused by an earthquake depends on its size, severity, and duration.
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How are the plate boundaries in Iceland and Chile similar? How are they different?
The way that plate boundaries in Iceland and Chile similar is that both are have volcanoes and Earthquakes. The way that they are different is that Iceland is one that lies in the Mid-Atlantic Ridge while that of Chile is in the convergent plate boundary.
What type of plate boundary is the island of Iceland?Iceland is situated on the Mid Atlantic Ridge, a divergent plate boundary where the Eurasian Plate and North American Plate are moving apart. Magma or molten rock rises to the surface and erupts as lava to form new ocean crust as the plates separate.
Two tectonic plates can diverge from one another, creating a border. As magma rises from the Earth's mantle to the surface and solidifies to form new oceanic crust, earthquakes frequently occur along these boundaries.
Chile is located on top of the South American tectonic plate, along with the other nations of the continent. The Nazca Plate joins the Pacific Plate at a divergent plate boundary known as the East Pacific Rise to the west of Chile. This region is beneath the Pacific Ocean.
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in a rapidly changing environment, protists tend to reproduce _____.
In a rapidly changing environment, protists tend to reproduce asexually.
Asexual reproduction allows protists to reproduce quickly and efficiently, producing numerous offspring that are genetically identical to the parent organism. This rapid reproduction rate can help protists adapt to changes in their environment, as they can rapidly increase their population size and colonize new areas.
Additionally, asexual reproduction does not require finding a mate or exchanging genetic material, which can be advantageous in unpredictable environments.
However, a downside to asexual reproduction is that it does not generate genetic diversity, making it more challenging for protists to adapt to long-term environmental changes. In such cases, some protists can switch to sexual reproduction to introduce genetic variation, allowing them to better cope with changes in their environment over time.
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The European Union established a __________ called the euro.
A.
pop culture competition
B.
common currency
C.
homogenous culture
D.
common language.
Answer:
B. Commo Currency
Answer:
Explanation:
B. Commo Currency
how do craters differ from calderas? how do craters differ from calderas? calderas are always composed of mafic material, whereas craters are always composed of felsic material. calderas form as a result of the summits of volcanoes collapsing, whereas craters only form in the tops of explosive volcanoes. calderas, which have diameters of 1 km or more, are much larger than craters. they result when the summit of the volcano collapses into the magma chamber. calderas are much smaller than craters, which have diameters of 1 km or more. craters form when the summit of the volcano collapses into the magma chamber. calderas are always composed of felsic material, whereas craters are always composed of mafic material.
Craters and calderas are both geological features related to volcanic activity, but they differ in several ways. Calderas are generally larger, with diameters of 1 km or more, while craters are smaller. Calderas form as a result of the summit of a volcano collapsing into the magma chamber, whereas craters typically form on the tops of explosive volcanoes
Craters and calderas are geological features that are formed by volcanic activity. Craters are bowl-shaped depressions that form at the summit of a volcano when it erupts and blasts out a vent or a crater lake. Calderas are larger and more complex features that form when the summit of a volcano collapses following a massive eruption or when magma is withdrawn from beneath the surface. Calderas can be several kilometers wide and may contain a central depression, known as a resurgent dome, surrounded by a ring of mountains. Both craters and calderas can have significant effects on the surrounding environment, including releasing volcanic gases, ash, and lava flows.
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if an organism contains 600g of carbon- 14 in its tissues when it dies, how many grams of carbon-14 would remain after 5 half lives show your work to earn full credit
Answer:
The half-life of carbon-14 is 5730 years, so after 5 half-lives, 5*5730 = 28,650 years will have passed.
The decay of carbon-14 follows an exponential decay curve, so after 5 half-lives, the amount of carbon-14 left will be 1/32 of the original amount.
Therefore, after 5 half-lives, the amount of carbon-14 left will be 1/32 * 600g = 18.75g.
This is the final answer.
CORRECT ME IF I'M WRONGgenerally speaking, fossils can form when organisms group of answer choices travel over sediments and leave imprints. die and get sheared during metamorphism. are buried by a lava flow. are preserved in recrystallized limestone called marble. flag question: question 2
The statement that is false is fossils can form when organisms d) are preserved in recrystallized limestone called marble.
Fossils can be described as the remains of dead plants and animals that caused imprints on the soil. Fossils are known to travel in between different sediment layers and cause imprints that are studied by researchers.
Fossils are buried in different sedimentary layers of the Earth when there is lava erupting from the surface of the Earth.
However, fossils are not preserved in limestone or marble. The fossils are preserved in rocks on which an imprint of the dead and decaying organism can be formed.
Although a part of your question is missing, the correct question is:
Identify the false statement.
Generally speaking, fossils can form when organisms
a) travel over sediments and leave imprints.
b) die and get sheared during metamorphism.
c) are buried by a lava flow.
d) are preserved in recrystallized limestone called marble.
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··this is for EDGENUIT2020 here is the answer i really need t please π
ahhhhhhhhhh When too many fertilizers enter a body of water, an uncontrolled growth of algae may result. The algae consume all of the dissolved oxygen, killing marine life. This is called __________.
A.
ozone pollution
B.
acid rain
C.
eutrophication
D.
toxic spillage
Match the term in column 1 with the definition in column 2
Blended family
?
Multiple generations and
members related by both
blood and marriage
Multigenerational
family
?
Includes a mixture of
parents and children
unrelated by blood
Single-parent
household
?
Family with one parent
raising the children
Extended family
?
Three or more generations
living together
please look at the photo, and help!
Answer:
three or more generasion family with one parent
Explanation:
because we can do other think
Answer
Extended family : Multiple generations and members related by both blood and marriage
Blended family: Includes a mixture of parents and children unrelated by blood
Single parent household: family with one parent raising the children
Multigenerational family: Three or more generations living together
Which region became involved in a guerrilla war after Russia refused to recognize its independence?
O Siberia
O St. Petersburg
O Chechnya
O Dagestan
(O
Based on a historical perspective and the available options, the region became involved in a guerrilla war after Russia refused to recognize its independence in Chechnya.
What region is Chechnya?Chechnya is officially the Chechen Republic, it is located in the North Caucasus of Eastern Europe, close to the Caspian Sea.
Generally, the republic of Chechnya forms a part of the North Caucasian Federal District, and shares land borders with the country of Georgia to its south; with the Russian republics of Dagestan, Ingushetia, and North Ossetia-Alania to its east, north, and west; and with Stavropol Krai to its northwest respectively.
Following the declaration of the Republic, Chechnya started the guerilla war after Russia refused to recognize its independence.
Hence, in this case, it is concluded that the correct answer is option C. Chechnya.
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Scientists who study climate change
point out that changes to the
___ is what is causing most
climates to change.
A) lithosphere
B)atmosphere
C)biosphere
Answer:
Atmopshere
Explanation:
what to study in geo chp class 9 important things chp 2
Why is the burning of fossil fuels more of a problem in China than Japan?
China only burns coal.
Japan only uses renewable energy sources.
Japan has no manufacturing.
China has fewer pollution controls.
China only burns coal is the burning of fossil fuels more of a problem in China than Japan. Hence, option A is correct.
Why Does China burn the most fossil fuels?China continues to be more dependent on fossil fuels than ever, while adding more renewable energy than any other country. In electricity generation last year, coal and gas made up the same 71% as in 2020. The largest polluter in the world aspires to reach b-zero emissions by 2060 and peak its carbon emissions by the end of the decade.
Shanxi also burns enormous amounts of coal to produce energy and power steel mills, cement factories, and other sectors; from 2010 to 2020, coal usage increased by 80%. Although the production of wind and solar energy is increasing there as well, those levels were initially much lower.
Thus, option A is correct.
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How long does it most likely take for a delta the size of the Mississippi River Delta to form?A. 1 yearB. 10 yearsC. Hundreds of yearsD. Thousands of years
The time that it most likely take for a delta the size of the Mississippi River Delta to form is D. Thousands of years
What exactly is a delta?A delta is a triangle-shaped area of low, flat land where a river splits and spreads out into several branches before entering the sea. Deltas form when rivers discharge their water and sediment into another body of water, such as an ocean, lake, or another river.
Over the last 4,500 years, the Mississippi River deposited sand, clay, and silt along its banks and in adjacent basins, forming the modern Mississippi River Delta. The Mississippi River Delta is a river-dominated delta system influenced by North America's largest river system.
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Global warming is raising sea levels because of Group of answer choices melting ice and thermal expansion. ocean basins compressed by continental drift. greatly increased precipitation. increased use of irrigation and drainage of wetlands on land.
From the wastewater treatment systems discussed, make a table/matrix comparing the characteristics of each of the system in terms of, but not limited to:
1.Aerobic / Anaerobic / Hybrid
2.Efficiency (BOD Reduction
3.Wastewater characteristics / industry the system is most efficient
4.Advantages
5.Disadvantage
6.Others
Effective in high strength and low volume wastewater; Produces low sludge production. High maintenance cost; Limited removal of phosphorus and nitrogen; Unsuitable for low-temperature wastewater treatment. Effective in handling large organic loads. These are some of the characteristics of wastewater treatment systems and how they compare to one another.
From the wastewater treatment systems discussed, a comparison table/matrix between each of the system's characteristics in terms of, but not limited to the following characteristics is as follows:
1. Aerobic / Anaerobic / Hybrid
2. Efficiency (BOD Reduction)
3. Wastewater characteristics / industry the system is most efficient
4. Advantages
5. Disadvantages
6. Others -Wastewater Treatment SystemAerobic / Anaerobic / HybridEfficiency (BOD Reduction)Wastewater
Characteristics / industry the system is most efficient Advantages Disadvantages OthersActivated Sludge SystemAerobic98% efficiency. Effluent is free of suspended solids, suitable for discharge; heavy-duty manufacturing, food processing, pharmaceuticals, and refineries. Low capital and operational cost; efficient, high-quality effluent; minimum land requirement; no sludge accumulation.
Potential risk of poor quality effluent; complex process maintenance. Some chemicals may cause difficulties in biological processes. Rotating Biological Contactor (RBC)Aerobic95% efficiency. Tannery, slaughterhouse, paper mills, pharmaceuticals, and food processing. Low power and energy consumption; low operating and maintenance costs; compact, small footprint. Expensive to install; Requires regular cleaning; Large discharge volumes of sludge.
Compact design, good process control. Moving Bed Biofilm Reactor (MBBR)Hybrid90 to 95% efficiency, Used for all types of wastewater, including industrial, sewage, municipal and commercial. Cost-effective; Low maintenance cost; Stable process performance; Self-regulating process. High capital costs; Additional screens are required to prevent plastic media from escaping. Compact, high biomass density.
Extended Aeration SystemAerobic90 to 95% efficiency. Refinery, food processing, chemical processing, and pharmaceuticals. Low operational cost; Produces high-quality effluent; Low sludge production; Easy to operate. Limited to a maximum of 5000 mg/l BOD levels; Requires large land areas; High sludge generation. Compact, low land area requiredUASBAnaerobic60 to 80% efficiency.
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Which concept is associated with distribution of power in the United States government? 1.separation of powers 2.production and sustenance 3.leadership 4.law and order
Answer:
seperation of powers
Explanation:
Which of the following is relevant to understand why reptiles tend to develop gigantism on Tropical islands:
Answer:
reptiles are ectothermic
How does nuclear fusion make life on Earth possible? (1 point)
creates Earth's magnetic field
releases energy that warms Earth
blocks radiation from reaching Earth
creates the sun's magnetic field
Answer:
releases energy that warms earth answer
The sun is the major source of energy for all life on earth. It's due to the nuclear fusion that takes place inside the sun core which is responsible for the warmth and light.
The solar system is centered by the sun which is 109 times that of earth. The sun emits light in all spectrums and bands. This solar light consist of EMR is a short waveform that is essential for the germination of bacteria and many life forms on earth. The earth absorbs this heat and re-radiates it back during the nighttime. Hence the option B warms earth is correct.Learn more about the nuclear fusion that makes life possible.
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In your own words, explain the difference between a devel-
oped nation and a developing nation.
d to Developing Nations
Answer:
Developed nation refers to the soverign state, whose economy has highly progressed and possesses great technological infrastructure, as compared to other nations.
The countries with low industrialization and low human development index are termed as developing nation.
Paano nakaaapekto sa iyo at sa lipunan ang kakapusan?
Answer:
IN ENGLISH
Scarcity increases negative emotions, which affect our decisions. Socioeconomic scarcity is linked to negative emotions like depression and anxiety. viii These changes, in turn, can impact thought processes and behaviors. The effects of scarcity contribute to the cycle of poverty.
IN TAGALOG
Ang kakulangan ay nagdaragdag ng mga negatibong damdamin, na nakakaapekto sa aming mga desisyon. Ang kakulangan ng Socioeconomic ay naiugnay sa mga negatibong damdamin tulad ng pagkalungkot at pagkabalisa. viii, ang mga pagbabagong ito, ay maaaring makaapekto sa naisip na pro.
hope you understand it~
Question
When the Europeans traveled through the Mississippi and Amazon rivers, what did they bring to the native peoples of both continents
The Europeans brought a variety of items to the native people of both continents. In terms of goods, they brought a variety of items such as glass beads, metal tools, guns, and other trade goods that were useful in the native societies.
They also brought diseases that were previously unknown to the native populations, which had devastating consequences for the native populations.
In terms of culture, the Europeans brought their Christian religion, which the natives adopted in some cases. The Europeans also brought their languages, customs, and other aspects of their culture.
This had a major impact on the native populations, as they began to adopt some of the European cultures and mix them with their own. This exchange of culture and goods is what helped to create the societies we see today on both continents.
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lassen volcanic national park is in what state?[ choose ]when did the main part of lassen peak form?[ choose ]on what page can you distinctly see the crater of a cinder cone?
Lassen Volcanic National Park is in California.
Lassen Volcanic National Park is located in northeastern California. It encompasses a unique volcanic landscape with various types of volcanoes, geothermal features, and beautiful mountain scenery. The park is known for its active volcanism and geothermal activity, making it a popular destination for visitors interested in geology and outdoor exploration.
Lassen Peak, the largest volcano in the park, formed during a series of eruptions between 1914 and 1917. The main part of Lassen Peak, including its distinctive summit crater, was formed during this period. The eruptions of Lassen Peak were significant events that reshaped the landscape and left a lasting impact on the park.
In terms of the page where you can distinctly see the crater of a cinder cone in Lassen Volcanic National Park, without specific information or context, it is not possible to provide an accurate answer. But based on research, on page 8, you can distinctly see the crater of a cinder cone called Cinder Cone, which is located in the northeast corner of the park However, visitors to the park can explore the various trails and viewpoints to witness the unique volcanic features, including the craters of cinder cones, which offer a fascinating glimpse into the park's volcanic history and geological wonders.
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3 different ways in which density difference plays a role in plate tectonic
Answer:Density differences play a significant role in plate tectonics, influencing the movement and behavior of Earth's lithospheric plates. Here are three different ways in which density differences contribute to plate tectonic processes:
1. Subduction Zones:
Density differences play a crucial role in the formation of subduction zones, where one tectonic plate is forced beneath another. When an oceanic plate collides with a less dense continental plate, the denser oceanic plate sinks into the mantle due to its higher density. This process is driven by the principle of isostasy, which states that denser materials sink while less dense materials rise. The denser oceanic lithosphere sinks into the asthenosphere, causing subduction and leading to the formation of features such as deep-sea trenches, volcanic arcs, and mountain ranges.
2. Mantle Convection:
Density differences within the Earth's mantle contribute to the convective movement of material, known as mantle convection. Variations in temperature and composition create density variations, with hotter and less dense material rising, and cooler and denser material sinking. This convective flow in the mantle plays a significant role in driving the movement of tectonic plates. As the less dense material rises, it pushes the plates apart at divergent boundaries, while the sinking denser material pulls the plates together at convergent boundaries.
3. Isostasy and Crustal Loading:
Density differences also influence the isostatic equilibrium of Earth's crust. Isostasy refers to the balance between the weight of the lithosphere and the buoyancy provided by the underlying asthenosphere. When additional weight, such as mountains or ice sheets, is added to the crust, it causes the underlying denser lithospheric material to sink further into the asthenosphere to maintain equilibrium. This process, known as crustal loading, affects the elevation and subsidence of the crust. For example, the loading of ice sheets during ice ages can cause land to depress, and their melting can lead to land rebounding.
Which type of plate boundaries do most volcanoes and earthquakes occur at (constructive/destructive/conservative)
Destructive type of plate boundaries do most volcanoes and earthquakes occur at.