The hawaiian islands formed over a hot spot where magma rises up from the boundary between the outer core and the mantle. Another name for the hot spot is known as mantle plumes.
What is the term call mantle plumes?A mantle plume refers to proposed convection mechanism within the Earth's mantle that is hypothesized to explain anomalous volcanism. Because the plume head partially melts when it reaches shallow depths, plumes are frequently blamed for volcanic hotspots like Hawaii and Iceland, as well as large igneous provinces like the Deccan and Siberian Traps.
Some of these volcanic regions are located far from tectonic plate boundaries, whereas others represent unusually large-volume volcanism close to plate boundaries.
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in the cenozoic era, these were the most successful type of plants.
In the cenozoic era, Angiosperms were the most successful type of plants.
Angiosperms, a subclade of the Angiospermae known as flowering plants, are plants that produce both flowers and fruits. All forbs, grasses, and grass-like plants, the great majority of broad-leaved trees, shrubs, and vines, as well as the majority of aquatic plants, are among them.
Angiosperms differ from gymnosperms, the other seed-producing plants, by having flowers, xylem that is made up of vessel components rather than tracheids, endosperm inside of their seeds, and fruits that completely encase the seeds. Pines, mosses, oaks, and grasses were among the prevalent plant species. Later in this age, when people begin to farm the soil, flowering flora and food crops take over the landscape.
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I've attached a photo of the question
Answer:
East of the Atlantic Ocean
Explanation:
A
A short creative story about traveling through the layers of the Earth's atmosphere. Start on the surface of the Earth and describe your journey as you travel through each layer. What is seen? How does it feel? This story should be as factual as possible.
Answer:
Explanation:
Aquí está mi intento de escribir una breve historia creativa sobre viajar a través de las capas de la atmósfera de la Tierra. Espero que te guste.
Comienzo mi viaje en la superficie de la Tierra, donde el aire es denso y rico en oxígeno y vapor de agua. Respiro profundamente y me preparo para ascender a la primera capa: la troposfera. Es aquí donde ocurre el clima que afecta a los seres vivos, donde se forman las nubes y donde vuelan los aviones. A medida que subo, siento el aire más frío y menos húmedo. La temperatura disminuye unos 6 grados centígrados por cada kilómetro que me alejo del suelo. Al llegar a unos 12 kilómetros de altura, alcanzo el límite superior de la troposfera: la tropopausa. Aquí la temperatura se estabiliza y no cambia con la altitud.
.Sigo ascendiendo y entro en la segunda capa: la estratosfera. Esta capa contiene un 19% de los gases atmosféricos, pero muy poca cantidad de vapor de agu aAquí el aire es más tranquilo y transparente que en la troposfera. La temperatura empieza a aumentar a medida que me acerco a una región especial: la ozonosferasta es una zona donde se concentra el ozono, un gas que absorbe gran parte de la radiación ultravioleta del Sol y protege la vida en la Tierra El ozono le da un color azulado al cielo y emite un olor característico. Me siento agradecido por su existencia mientras continúo mi viaje.
A unos 50 kilómetros de altura llego al final de la estratosfera: la estratopausa. Aquí la temperatura vuelve a ser constante con la altitud. Cruzo este límite y entro en la tercera capa: la mesosfera. Esta es la capa más fría de todas, con temperaturas que pueden llegar hasta los -90 grados centígrados Aquí el aire es muy tenue y apenas hay moléculas para colisionar entre sí. Es también aquí donde se producen las estrellas fugaces, que son meteoritos que se queman al entrar en contacto con el aire. Me maravillo al ver las luces brillantes que surcan el cielo nocturno.
A unos 80 kilómetros de altura, alcanzo el borde superior de la mesosfera: la mesopausa Aquí comienza un cambio radical en el comportamiento del aire. Cruzo este umbral y me adentro en la cuarta capa: la termosfera o ionosfera . Esta es una región donde las moléculas se ionizan por efecto de las radiaciones solares más energéticas . Esto significa que pierden o ganan electrones y adquieren carga eléctrica . Estas partículas cargadas interactúan con los campos magnéticos terrestres y dan lugar a fenómenos espectaculares como las auroras boreales o australes. La temperatura aquí puede superar los 1000 grados centígrados , pero no siento calor porque hay muy pocas moléculas para transmitirlo.
Sigo subiendo hasta llegar a unos 500 kilómetros de altura , donde se encuentra el límite superior de esta capa: el borde exterior o exobase . Aquí terminan las reacciones químicas entre las moléculas del aire. Cruzo este punto y entro en la quinta y última capa:la exósferao atmósfera heterogénea
five impacts of international trade on the economy of a country
International trade refers to the exchange of goods and services between countries. It plays a significant role in the economic growth of countries.
What are the impacts ?Below are the five impacts of international trade on the economy of a country:
1. Increased economic growth
International trade boosts economic growth as it creates more opportunities for countries to access new markets and consumers. When countries participate in international trade, they can leverage their strengths and resources. This, in turn, creates employment opportunities and increases incomes for citizens.
2. Increased productivity and efficiency
Countries that engage in international trade become more productive and efficient. This is because they have to produce goods and services of high quality and at a lower cost to compete with other countries. To achieve this, countries are forced to invest in technology, which leads to increased productivity and efficiency.
3. Increased foreign investment
International trade attracts foreign investment. When countries engage in international trade, they open their markets to foreign investors. This, in turn, leads to increased capital inflows into the country. Foreign investment creates more job opportunities, leading to increased economic growth.
4. Improved standard of living
International trade improves the standard of living of citizens. When countries engage in international trade, they have access to a wide range of goods and services. As a result, citizens can enjoy a better quality of life.
5. Increased competition
International trade increases competition. Competition forces companies to improve their quality, reduce their prices, and increase their efficiency. This, in turn, leads to increased productivity and efficiency in the economy.
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The negative impact of using coal and oil in the United States and Western Europe is -
Question 2 options:
Cultural
Economic
Political
Environmental
Answer:
Political
Explanation:
its political
Hi, please answer it’s about plate tectonics
Answer:
Seafloor Processes
Oceanic lithosphere forms at midocean ridges, where hot magma upwells, and then cools to form plates as the material moves away from the spreading center so d
Explanation:
Answer:
The answer is the last one .
Explanation:
The process by which new oceanic lithosphere (seafloor) forms when magma rises to Earth's surface at mid-ocean ridges and solidifies, as older, existing sea floor moves away from the ridge.
Describe how Jews, Christians, and Muslims are connected to the ancient land of Israel.
Answer:
Israel has allowed all religions to live there and its a holy land
Explanation:
U-235, the isotope of uranium commonly utilized in nuclear power plants, is ________.
Question 100 options:
heavier than the other well-known isotope of uranium
only comprises about 0.8% in uranium-rich deposits and must be enriched to use as fuel
the most common of the naturally occurring isotopes of uranium
only found in quartz veins in granite plutons
U-235, the isotope of uranium used in nuclear power plants, is present in small quantities in uranium-rich deposits and requires enrichment to be used as fuel.
U-235, the isotope of uranium commonly utilized in nuclear power plants, is only present in small quantities in naturally occurring uranium deposits, comprising about 0.8% of the total. To use U-235 as fuel in nuclear reactors, it needs to be enriched, increasing its concentration. This is done through a process called uranium enrichment, where the U-235 content is increased to a level suitable for sustaining a nuclear chain reaction.
The other well-known isotope of uranium is U-238, which is more abundant in uranium-rich deposits but is not directly usable as fuel in typical nuclear reactors. U-235 is desirable for nuclear power generation because it readily undergoes fission when bombarded by slow neutrons, releasing a significant amount of energy.
Therefore, the statement "only comprises about 0.8% in uranium-rich deposits and must be enriched to use as fuel" accurately describes U-235. It highlights the need for enrichment processes to increase its concentration and make it suitable for efficient and sustained nuclear power generation.
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according to scientific consensus, how is climate change expected to affect hurricanes?
How does river originate from mountain? Describe briefly.
Answer:
Most rivers begin life as a tiny stream running down a mountain slope. They are fed by melting snow and ice, or by rainwater running off the land. The water follows cracks and folds in the land as it flows downhill. Small streams meet and join together, growing larger and larger until the flow can be called a river.Explanation:
Compare the similarities and differences between the types of wind that blow frequently on earth ?
Answer:
The Earth contains five major wind zones: polar easterlies, westerlies, horse latitudes, trade winds, and the doldrums. Polar easterlies are dry, cold prevailing winds that blow from the east. They emanate from the polar highs, areas of high pressure around the North and South Poles.
What problems are caused by climate change?
Answer:
More frequent and intense drought, storms, heat waves, rising sea levels, melting glaciers and warming oceans can directly harm animals, destroy the places they live, and wreak havoc on people's livelihoods and communities. As climate change worsens, dangerous weather events are becoming more frequent or severe.
Explanation:
i hope it helpsWhy is there less gas and dust in an elliptical galaxy?
Compare the rounding of sand grains carried by water to those carried by wind
The rounding of sand grains carried by water and those carried by wind differ in several ways. When water transports sand grains, the rounding process typically occurs through abrasion and collision with other particles, as well as the frictional forces exerted by the moving water.
On the other hand, wind-driven sand grains experience a different rounding mechanism. As wind transports the grains, they collide with each other and with various surfaces, such as rocks or vegetation. These collisions cause the grains to strike and scrape against one another, leading to the removal of sharp edges and the gradual rounding of the particles. However, wind-rounded grains tend to retain a more angular shape compared to water-rounded grains.
Overall, while both water and wind contribute to the rounding of sand grains, the specific mechanisms involved and the resulting grain shapes differ. Water-driven rounding is typically more effective in producing well-rounded grains, whereas wind-driven rounding results in slightly more angular grains despite the abrasion and collision processes.
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What are some advantages and disadvantages of free trade agreements for Canada and its citizens? What might be a disadvantage for countries that do not have free trade agreements?
7. Which of the following is NOT an economic activity common to the Middle East?
Answer:
Europe, the Economic Commission for Asia and the Far East and the Eco- nomic Commission for Latin America; regional economic commissions do not exist in respect of Africa and the Middle East. The reports in their ..
Which line of longitude is at Colorado's eastern border?
The line of longitude is at Colorado's eastern border is
Longitude: 102°02′48″W to 109°02′48″W
What is Colorado's eastern border longitude:Generally, The form of the state of Colorado is similar to that of a rectangle. The limits are defined by lines of latitude and longitude.
The four compass points are 37 degrees north, 41 degrees north, 102 degrees west, and 109 degrees west.
(The east and west boundaries are located at 25 degrees West and 32 degrees West, respectively, from the Washington Meridian.)
In conclusion, The line of longitude that runs along the state's eastern boundary may be found here.
Longitude: 102°02′48″W to 109°02′48″W
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What is a submersible? What type of recording devices might be found aboard a submersible?
Answer:
The difference between a submarine and a submersible is a submarine has enough power to leave port and come back to port under its own power. A submersible has very limited power reserves so it needs a mother ship that can launch it and recover it.A submersible is a small watercraft designed to operate underwater. The term submersible is often used to differentiate from other underwater vessels known as submarines, in that a submarine is a fully autonomous craft, capable of renewing its own power and breathing air, whereas a submersible is usually supported by a surface vessel, platform, shore team or sometimes a larger submarine. In common usage by the general public, however, the word submarine may be used to describe a craft that is by the technical definition actually a submersible. There are many types of submersibles, including both manned and unmanned craft, otherwise known as remotely operated vehicles or ROVs.Submersibles have many uses worldwide, such as oceanography, underwater archaeology, ocean exploration, adventure, equipment maintenance and recovery, and underwater videography.
Kylan Bell is the mayor of a city. One-third of a nearby forest lies within the city limits, and the rest of the forest is split between two other cities. He wants to conserve the forest and restrict building or mining in that area. If the other two cities develop their portion of the forest, the remaining forest area will not have space for the animals that currently live there. Take the role of Mr. Bell and write a letter to the other two mayors to try to convince them to protect the forest.
Tropical rainforests, temperate forests, and boreal forests are generally recognized as the three main categories of forests.
Describe the three sorts of forests. Why do they fit that definition?Tropical rainforests, temperate forests, and boreal forests are generally recognized as the three main categories of forests. There are other subgroups within these classifications based on factors including seasonal rainfall, certain species compositions, and more.In the beginning, the effects of the environment can be seen in the spatial distribution of the forest cover. The amount of forest is greater in areas with higher levels of precipitation, height, or colder temperatures. The spatial distribution of forest cover and slope have an inverted-U shape connection.Tropical rainforests, temperate forests, and boreal forests are generally recognized as the three main categories of forests.To learn more about forests refer to:
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This theorem is used to solve a missing side of a right triangle. с b c² = a² +6² O Pythagorean O Special Right O Einstein O Aristotle
Answer:
Special right
Explanation:
Can someone answer my geography question -_-
Latitudes are also known as Parallels of latitude. Explain
pls I need help
Explanation:
this is what I got from google -Lines of latitude are also called parallel lines because they run historically to each other and they equator they are spaced evenly apart
Answer:
hey how how u doing....hope everything is okay
When using longitudinal lines, convergence towards the ______ must be taken into consideration.
When using longitudinal lines, convergence towards the poles must be taken into consideration.
Longitudinal lines, also known as meridians, run from the North Pole to the South Pole and converge as they approach the poles. This convergence is an important consideration for accurate mapping and navigation.
When creating maps that cover large areas, it is essential to adjust for the convergence of longitudinal lines towards the poles. Otherwise, the resulting map will be distorted, and accurate measurements or navigational calculations cannot be made. This convergence effect becomes more significant as one moves toward the poles, making it more critical to adjust for it when working with maps or models that cover high latitudes. To account for the convergence effect, cartographers use a technique called conformal projection, which preserves the shape of features on the map while distorting their size and distance from each other.
By taking the convergence of longitudinal lines into account, cartographers can create more accurate and useful maps for navigation, analysis, and other purposes.
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Which power metallurgy atomization process enables the production of fine grained powder and amorphous metals with uniform chemistry?
Question 2 options:
a) Inert gas
b) Water
c) Plasma
d) Centrifugal
The Powder metallurgy atomization process enables the production of fine-grained powder and amorphous metals with uniform chemistry with inert gas. So the correct option is option A.
Atomization is the process of creating metal powder particles from molten metal by spraying either a gas or a liquid. This is by far the most important method of metal powder particle formation.
In gas atomization, typically inert gases such as nitrogen, helium, and argon are used to break up the molten metal stream. Powder metallurgy allows for the mixing of materials that cannot be mixed and the processing of materials that have extremely high melting points.
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why is the pattern of upper-level winds an important part of the forecasting process?
The pattern of upper-level winds is an important part of the forecasting process because it helps determine weather patterns and the movement of weather systems.
Upper-level winds, also known as the jet stream and other atmospheric circulations, play a crucial role in the behavior and movement of weather systems. These winds occur several kilometers above the Earth's surface and can have a significant influence on the development and track of storms, the formation of precipitation, and the distribution of air masses.
By analyzing the pattern of upper-level winds, meteorologists can assess the strength, speed, and direction of these winds. This information helps in understanding the atmospheric dynamics and identifying areas of convergence, divergence, and wind shear. It provides insights into the potential for severe weather events, such as thunderstorms, hurricanes, and winter storms.
Furthermore, the interaction between upper-level winds and surface features, such as mountains and bodies of water, can create localized weather phenomena. Forecasters use this information to anticipate changes in temperature, humidity, and atmospheric stability, which are crucial for predicting the development and movement of weather systems.
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you have a 100 cm3 sample of soil a. the sample is oven dried and weighed. the weight is 160 g.
Define maths, geography and science
Answer:
Math: the study of numbers, shapes, operations, and finding the relationships of the solutions and applying them into real life.
Geography: The study of physical places on earth and the relationship among people and the surronding area/enviroment.
Science: the study of the behavior of natural phenomenons and trying to understand the function of the things that happen in nature.
Explanation:
Identify one state in latin america or africa, other than chile, in which global geopolitical circumstances led to political instability in the second half of the twentieth century.
One state in Latin America in which global geopolitical circumstances led to political instability in the second half of the twentieth century was Guatemala.
Political Instability in GuatemalaDuring the second half of the twentieth Century, events from the second world war and the cold war between the United states and the USSR (soviet union) led to political instability.
While many countries in Latin America supported the United States, the Guatemalan president Jacobo Arbenz showed support for communist rule.
This prompted the United states through the Central Intelligence agency to plot the overthrow of his government in 1954.
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If the energy release of one earthquake is 10,000 times that of another, how much larger is the Richter scale reading of the larger earthquake than the smaller
You may obtain B using the knowledge from component A. I'll also do A because I'm not sure if you want it or not.
A
Eo equals 104.4 Joules.
E = 2 * 10^15
Formula
M = (E/Eo) ((2/3) log)
M = 2/3 * log (2 * 10^15/10^(4.4) )
M = 2/3 * log( 7.9621* 10^10)
M = 2/3 * 10.901
On the Richter scale, M is equal to 7.26735. It takes a lot of energy to do it.
Part B
Let's say you employ Eo and your base. Eo is 10^4.4
The new earthquake's formula is E = 10000 * Eo.
Therefore, the result is M = (2/3)* Log(10000 * Eo / Eo).
The Eo's are neutralised.
M = 2/3 * log(10000) (10000)
M = 2/3 of 4
M = 8/3
The difference on the Richter Scale is M = 2.6667. It still takes a tonne of energy.
This informs you that the 10000 times larger reading would be 8.266667 if the original reading was, for example, 6.
Solution: M = 2.6667
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What is the very large depression at the top of some volcanoes called?
a. a vent
b. a lava plateau
c. a volcanic neck
d. a caldera
Answer:
The correct answer is d. a caldera.
A caldera is a large volcanic depression that forms at the top of some volcanoes. It is typically much larger and more expansive than the vents that release volcanic gases and ash. Calderas are formed through explosive volcanic eruptions or the collapse of the volcano's summit region.
During a volcanic eruption, if a massive amount of magma is erupted or emptied from the magma chamber beneath the volcano, the summit area can collapse inward, creating a large depression. This depression is known as a caldera. Calderas can vary in size, ranging from a few kilometers to tens of kilometers in diameter.
One famous example of a caldera is the Caldera at Yellowstone National Park in the United States. It is a massive volcanic depression measuring approximately 72 kilometers by 48 kilometers.
It's important to note that while vents, lava plateaus, and volcanic necks are all associated with volcanic activity, they are not specifically large depressions at the top of volcanoes like calderas.