Ocean floor rocks would most likely contain the highest percentage of iron-bearing minerals.
Thin bands of iron are created on the ocean floor as a result of cyanobacteria and other ocean-dwelling organisms producing oxygen. These iron ores are a product of the oxygen that is created.
Huge amounts of iron ores were deposited down at the bottom of the ocean over the course of a billion years. Between 3.5 and 2.5 billion years ago, this event occurred. The vast deposits that were formed at that period include the iron ores that are being mined in South Africa, Australia, and the United States. Once the waters were cleared of iron, oxygen could start to build up in the atmosphere and advanced life forms could start to respire seriously. This procedure takes a billion years to finish. When it was accomplished, the era known as the Archean in Earth history came to an end.
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What inferences can be made about the differences between the old money of East Egg?
Under their light, dreamlike exteriors, the fashionable and wealthy residents of East Egg conceal their unattractive features.
Because West Egg residents earned their money more recently, they are more sophisticated than East Egg residents.In the Land of Enormous Eggs, the formation of the eggs is the same, but the eggs have a deeper meaning that shows how money is spent differently.
The West eggs resemble the new money in that they lack class and simply stunningly flaunt their possessions. While the East Egg is referred to as "old money," it lives a simple life and makes prudent spending decisions. The wealthy and fashionable residents of East Egg conceal their unattractive features beneath the light. Their dreamlike appearances are accurate because they represent the distinction between the old and new money.
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In Nigeria, the under-five mortality rate is nearly 120 per 1,000 births. In the UK it is 4. Calculate how many times worse the under-five mortality rate is in Nigeria compared to the UK.
The neonatal mortality rate (NMR) and under-five mortality rate (U5MR) in Nigeria are both 39 and 120 per 1,000 live births, respectively. The under-five mortality rate in Nigeria is 30 times that of the UK.
Where is Nigeria?Nigeria has a varied topography and equatorial climates with a wide range of humidity. Nigeria is most diversified in its population, nevertheless. English, Igbo, Fula, Hausa, Edo, Ibibio, Tiv, and Yoruba are just a few of the several languages used in Nigeria. The country is rich in natural resources, with significant deposits of petroleum and natural gas.
Abuja is located within the Federal Capital Territory, which was created by executive decree in 1976. Lagos, the nation's former capital, is still the leading commercial and industrial hub.
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Could metamorphic rocks reach the surface of a planet without rock-uplifting processes?
a. Yes, for metamorphic rock to be exposed, it must be eroded from above.
b. No, to be exposed, metamorphic rocks must be uplifted and deposited.
c. Yes, for metamorphic rock to be exposed, rock must be deposited on it.
d. No, metamorphic rocks must be uplifted and exposed by erosion.
The answer of this question is d. No, metamorphic rocks must be uplifted and exposed by erosion.
What is metamorphic rock?Metamorphism, a process that changes one type of rock into another, is the source of metamorphic rocks. Intense physical or chemical changes are brought about in the original rock (protolith) by temperature higher then 150 to 200 °C (300 to 400 °F) and frequently elevated pressure over 100 megapascals (1,000 bar) or more. The rock largely stays solid throughout this process, although it progressively recrystallizes to a new structure or mineral makeup. An igneous, sedimentary, or already-existing metamorphic rock could be the protolith. A significant portion of the Earth's mantle and 12% of its land surface are made up of metamorphic rocks. Their protolith, chemical and mineral composition, and texture are used to categorize them.
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How are logarithms used to measure earthquakes?
The Richter Scale, a base 10 logarithmic scale, is used to quantify earthquakes. This scale measures the magnitude of an earthquake, which is the amount of energy it generates.
Every tenth increment on this scale enhances the magnitude by a factor of 10.
Because the Richter scale is a base-10 logarithmic scale, each order of magnitude is ten times greater than the preceding one. In other words, a two is 10 times more powerful than a one, and a three is one hundred times more powerful.
In the 1930s, Charles Richter developed the notion of a logarithmic earthquake magnitude scale to assess the size of earthquakes in southern California using relatively high-frequency seismic station data.
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Not all areas on Earth's surface receive the same amount of radiation because Earth's surface ____. a. is flat c. has continents on it b. is curved d. is mostly water
Not all areas on Earth's surface receive the same amount of radiation because the Earth's surface is curved, has continents on it, and is mostly water. So the correct option is d.
Earth's surface does not receive the same amount of radiation because it is not flat. The Earth's surface is actually curved, meaning that some areas receive more sunlight than others. Furthermore, the presence of continents, oceans, and other landforms can affect the amount of sunlight that a given location receives.
For example, places located close to the equator are exposed to more direct sunlight than those located further away from the equator. This is due to the curvature of the Earth. At the equator, the rays of sunlight are more concentrated, resulting in higher levels of radiation. On the other hand, areas that are closer to the poles receive less direct sunlight and consequently, lower levels of radiation.
In addition, the presence of landforms such as mountains, deserts, and forests can also affect the amount of radiation a certain area receives. For instance, mountain ranges can block sunlight from reaching certain areas, while forests can act as a shield against some of the sun's rays.
Finally, the Earth's surface is mostly composed of water, which reflects sunlight. This means that areas with a greater water surface will receive less direct sunlight and consequently, lower levels of radiation.
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Complete question :
Not all areas on Earth's surface receive the same amount of radiation because Earth's surface ____.
a. is flat
b. is curved
c. has continents on it
d. is mostly water
Please select the best answer from the choices provided A B C D
What is the myth of the earth on the turtle's back?
The earth was created, according to lenape and Iroquois creation stories, when soil was carried onto the back of a gigantic sea turtle that swelled until it was carrying the entire planet.
The term "turtle island" is still used by several native tribes in north america. It makes me think of a giant turtle that is carrying the entire planet on its back when someone says, "It's turtles all the way down." Although that philosophical one-liner is somewhat new, the cosmic turtle mytheme has been a part of many cultures for millennia. According to edward burnett tylor, an anthropologist from the beginning of the 20th century.
Researches Into the early history of mankind and the Development of civilization," the concept of the world turtle probably first appeared in hindu mythology. One Vedic story describes Kurma, the god Vishnu's second avatar, as a sizable turtle that acts as the cosmic foundation for balancing a mountain. In a traditional creation story from china, a huge turtle named ao makes an appearance; however, this turtle looks considerably different. Tradition has it that after another deity injured the cosmic turtle's legs, the creator goddess removed them and used them to raise the sky.
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What is the process by which water enters the small pore spaces between particles in soil or rocks?
Soil or rocks infiltration describes the passage of surface water into rock or soil through pore spaces and fissures. Building air leakage is referred to as infiltration (HVAC) in the field of heating, ventilation, and air conditioning.
Infiltration is the spread or buildup of chemicals that are out of the ordinary or in excessive proportions. Tillage breaks up the soil, altering its physical characteristics and hastening surface runoff and soil erosion. Additionally, crop residue is reduced through tillage, which lowers the impact of pelting showers. Long-term tillage.
Degrades organic matter and disrupts soil structure, including pore space and soil aggregation. Without a tillage gap, the soil structure may completely collapse. There is a risk that damaging soil microbial activity could stop it. When soil pores are closed, infiltration is greatly reduced and outflow is increased. Topsoil loss starts to surpass refilling after a few years of continuous tillage due to the passing of The loss of organic matter, nutrients.
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propose a sustainable solution to reduce the amount of soil erosion from agricultural practices.
Answer:
Placing crushed stone, wood chips, and other similar materials in heavily used areas where vegetation is hard to establish and maintain.
Explanation:
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explain how human have effected and been effected by the danube river. include its physical geography man made changed and the climate
Answer:
The Danube River is a major river in Europe that flows through several countries, including Germany, Austria, Slovakia, Hungary, Croatia, Serbia, Bulgaria, Romania, and Ukraine. It is the second longest river in Europe and serves as an important transportation route, as well as a source of drinking water and irrigation for the surrounding regions.
Human activities have had both positive and negative effects on the Danube River and its environment. One of the major ways that humans have impacted the Danube is through the construction of dams and other hydraulic structures. These structures have helped to regulate the flow of the river and have made it more navigable for shipping. However, they have also disrupted the natural flow of the river and have changed the habitats of the plants and animals that live in and around the river.
Another way that humans have impacted the Danube is through pollution. Industrial and agricultural runoff, as well as sewage and other forms of waste, have contaminated the river and have had negative impacts on the health of the plants and animals that depend on it. Climate change is also affecting the Danube, with rising temperatures and changes in precipitation patterns potentially having impacts on the river and its ecosystem.
Overall, the physical geography, man-made changes, and climate of the Danube River have all been affected by human activity, and in turn, these changes have had impacts on humans and the environment.
The Danube River is a major river in Europe that flows through several countries, including Germany, Austria, Slovakia, Hungary, Croatia, Serbia, Bulgaria, Romania, and Ukraine.
It is the second longest river in Europe and serves as an important transportation route, as well as a source of drinking water and irrigation for the surrounding regions.
Human activities have had both positive and negative effects on the Danube River and its environment. One of the major ways that humans have impacted the Danube is through the construction of dams and other hydraulic structures. These structures have helped to regulate the flow of the river and have made it more navigable for shipping. However, they have also disrupted the natural flow of the river and have changed the habitats of the plants and animals that live in and around the river.
Another way that humans have impacted the Danube is through pollution. Industrial and agricultural runoff, as well as sewage and other forms of waste, have contaminated the river and have had negative impacts on the health of the plants and animals that depend on it. Climate change is also affecting the Danube, with rising temperatures and changes in precipitation patterns potentially having impacts on the river and its ecosystem.
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The rotation of the earth on it's axis will impact biomes because it affects the length of day and night. Answer true or false. Your answer
False. The rotation of the earth on its axis does not affect the length of day and night.
The length of day and night are solely determined by the earth's orbit around the sun. The rotation of the earth on its axis is what causes the sun to rise in the east and set in the west, and also determines the amount of daylight a certain location receives. This, in turn, affects the types of biomes that exist in certain regions.
As the earth rotates, different parts of the earth receive more or less sunlight, which can cause different climates and environments to form. Therefore, the rotation of the earth on its axis does have an effect on biomes, but it does not directly affect the length of day and night.
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if the outer core was hotter than it is now, convection current would?
Answer:
Throughout the mantle, hot material rising from the outer core of the earth does so very slowly (over millions of years). Eventually, the hot material cools down to the point where it can fall back toward the core. These convection currents have been theorized to function as a sort of conveyor belt, moving the lithospheric plates above it.
Explanation:
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Discuss TWO reasons, other than language,
why Canada
does not fit the nation-state concept.
The main National Academy of Science conclusion on global warming since the mid-1800s is that
Multiple Choice
a. temperatures have risen 6°C.
b. temperatures have remained unchanged.
c. insufficient data exists to definitively state global warming has occurred.
d. temperatures have risen around 1/2°C.
The main National Academy of Science conclusion on global warming since the mid-1800s is that temperatures have risen around 1/2°C.
The National Academy of Sciences and other scientific organizations have concluded that the Earth's average temperature has risen around 1/2 degree Celsius (about 1 degree Fahrenheit) since the mid-1800s. This warming is primarily caused by human activities, such as the burning of fossil fuels and deforestation, which release greenhouse gases into the atmosphere.
These gases trap heat from the sun, leading to an overall warming of the planet. The warming has been observed in all regions of the globe, and it is expected to continue in the future if greenhouse gas emissions are not significantly reduced.
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The Koppen Climate Classification System depends mainly on __________. A. rainfall B. native vegetation C. patterns of precipitation D. average daily temperature Please select the best answer from the choices provided.
The Koppen Climate Classification System depends mainly on average daily temperature. The best answer is D. Average Daily Temperature.
The Koppen Climate Classification System is a widely accepted system used to classify and describe the world's climate based on average precipitation and temperature, vegetation, and other factors. The system is divided into five major climate groups: tropical, dry, temperate, continental, and polar. Within each of these major climate groups, there are numerous subcategories, each of which is defined by a different combination of temperature and precipitation.
Temperature is the key factor in the Koppen Climate Classification System. Average daily temperature is used to distinguish between the various climate groups, such as tropical climates, which have temperatures above 18°C (64.4°F) throughout the year, and polar climates, which have temperatures below -3°C (26.6°F) throughout the year. Precipitation, vegetation, and other factors are also taken into consideration, but temperature is the primary factor used to classify and describe each climate group.
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Which statement is TRUE? a) Earthquakes in California are the result of reverse faulting along the San Andreas Fault. b) Earthquakes in California are the result of widening along the San Andreas Fault, which will eventually cause western California to sink into the ocean. c) Earthquakes in California are commonly above magnitude 7.5 because the San Andreas is such a large fault. d) Faults that have not pierced or ruptured the earth’s surface are not hazardous. e) All types of building construction are equally vulnerable to earthquake damage.
Earthquakes in California shallow and occur in the upper 15 to 20 km of crust, even though the San Andreas fault cuts through the crust to deeper depths.
According to the class, an earthquake is any shaking or rapid motion of the solid layer of the Earth. There are also various kinds of earthquake waves, such as P. Waves, S. Waves, and Surface Waves -P.Waves: "The plate tectonics cause stress on rocks, which causes breakage, which causes energy, which causes earthquakes. Primary," also known as "push-pull," and it moves faster than other waves -S.
Secondary" or "side-to-side" means that it leaves the epicenter at the same time as the P waves, but it moves slower and reaches the location after the P waves hit. The strongest surface wave only travels on the crush. It is a B of the P and S waves. An earthquake is a sudden movement of rock below the earth's surface that causes a weak to strong shaking. The tectonic plate boundary is where earthquakes originate.
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What is the ratio of the amount of energy released by magnitude 8.0 earthquake compared to a magnitude 4.0 earthquake on the Richter scale?
A magnitude 8 earthquake is 1,000 times more powerful than a magnitude 5 earthquake. A magnitude 8 earthquake is 108 times stronger than a common earthquake.
However, a magnitude 5 earthquake is 105 times more powerful, because 108 plus 105 equals 103. For every additional unit on the richter scale, the intensity increases by a factor of 10. As a result, the intensity goes from 5 to 8 on the Richter scale, an increase of 103=1,000. An earthquake of magnitude 8 occurs 1000 times.
Greater force than an earthquake of magnitude 5. The earthquake intensity is determined using the magnitude of earthquakes A and B, which is equal to 10. An earthquake's intensity is |=108 when its magnitude is 8. An earthquake with a magnitude of 5 has an intensity of 105. An earthquake with a magnitude of 8 is 10 105 times more intense than one with a magnitude of 5. As a result, n=103. Examine n=1000.
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In which of the following places would you expect there to be sinking currents? Choose one or more: O the northern Pacific Ocean O the Indian Ocean O the Strait of Gibraltar O off the coast of Brazil
Among the following places where a sinking current is likely to occur is the Indian Ocean
What is current?Ocean water currents are a movement of water masses vertically and horizontally which can cause very wide water movements and can occur throughout the world's oceans. Currents occur due to wind blowing or density differences or movement and cause long waves.
The Indian Ocean is the third largest ocean in the world. The Indian Ocean has large sinking currents and high waves. It is rare for big storms to occur in the Indian Ocean, in contrast to the Pacific and Atlantic oceans which are often hit by big storms.
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What were Roman vaults made of?
Answer:
mortared rubble and laid bricks
Explanation:
What does the West Egg in The Great Gatsby symbolize?
Answer:
New money
Explanation:
A ________ is an erosional feature specifically produced by alpine glaciation.
Lateral moraine
Drumlin
Crevasse spur
U-shaped valley
A U-shaped valley is an erosional feature specifically produced by alpine glaciation. Hence, the correct option is (D).
What Is An U-Shaped Valley?A U-shaped valley is a form of natural appearance that is usually called glacial troughs. This U-shaped valley can be formed from the process of alpine glaciation. Alpine glaciation itself is basically the process of moving ice on the earth's surface due to the force of gravity. This U-shaped valley is usually found in mountains and one of the U-shaped valleys that many people know is Nant Ffrancon in Wales. This U-shaped valley also often extends to meet salt water and this valley can become an inlet of the sea.
The question is incomplete, but most probably your question was:
A ________ is an erosional feature specifically produced by alpine glaciation.
A. Lateral moraine
B. Drumlin
C. Crevasse spur
D. U-shaped valley
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Why is water passed through filters made of sand, charcoal, and gravel?
A.
To remove the floc and the salt that is in the water
B.
To increase the water's amount of oxygen
C.
To treat the water so it doesn't react with metal pipes
D.
To remove additional particles from the water
molten rock above ground is called (4 points) group of answer choices magma metamorphic sedimentary lava
Molten rock above ground is defined as lava, magma, or molten rock that is exposed on the earth’s surface. The molten rock above ground can be found in volcanoes, fissures, or other openings in the earth’s surface.
Lava is molten rock that has been ejected from a volcano and has cooled and hardened on the surface. Lava is usually composed of basalt, andesite, or rhyolite. It can be found in various forms, such as pahoehoe and aa. Lava is the most common form of molten rock found above ground.
Magma is molten rock that is still beneath the surface of the earth. It is composed of molten rocks, minerals, and gases that are found within the earth’s mantle and crust. Magma is the source of most volcanic eruptions and is formed when hot rocks deep within the earth melt.
Metamorphic rocks are formed when magma and other rocks are subjected to heat and pressure, which causes them to change in form. Metamorphic rocks are usually found near volcanoes and can be a combination of igneous, sedimentary, and metamorphic rocks.
Sedimentary rocks are formed when pieces of rock are broken down by water and wind and then compacted and cemented together. Sedimentary rocks are usually composed of sand, gravel, or mud and can be found near the earth’s surface.
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what weather system might be occuring if austrailia is experienceing droughts and parts of south america are flooded
A weather system called El-Nino might be occurring if Australia experiencing droughts and parts of the South America are flooded.
The circulation of warm and cold air around the globe is what creates weather systems. When the tropical Pacific Ocean's central and eastern regions experience much higher-than-average sea surface temperatures, a corresponding change in atmospheric circulation is triggered, resulting in El Nino. The equatorial trade winds typically blow across the Pacific Ocean from east to west. During El Nino times, the trade winds typically diminish or even reverse direction.
As sea temperatures rise in the central and eastern Pacific, the region becomes more suitable to tropical rainfall and cloud formation. This shifts the heaviest rains to the eastern and central areas of the Pacific, rather than the north, where they would normally fall over Australia.
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What types of vaults were used in the Romanesque style?
Answer:
barrel and groin vault
Explanation:
Of the elements in your body, the only one not formed in stars is A) hydrogen. B) carbon. C) calcium. D) iron. E) aluminum.
Answer:
A - Hydrogen
Explanation:
The only element in your body that is not formed by stars is Hydrogen.
Place the events that led to the spread of Islam in India and Southeast Asia in the order in which they occurred.
Islamic and
Hindu culture
fused under
the Delhi
sultanate.
Arabs brought
Islam into
Iran and
Afghanistan.
Islam was firmly
established
in the island
areas of
Southeast Asia.
The Ghaznavid
Empire launched
raids into India.
→ → →
Reset Next
Islam in India and Southeast Asia: Mastery test
Answer:
1) Arabs brought Islam to Iran and Afghanistan: in the year 650 A.D., resistance in Iran was quelled.
2) The Ghaznavid Empire launched raids on India: Mahmud started to govern in 997 A.D., and he carried out 17 expeditions through northern India.
3) Islam was firmly established in the island areas of Southeast Asia: it was spread by merchants in the 12th century (1101-1200 A.D.) by the 16th century it was firmly established.
4) Islamic and Hindu culture fused under the Delhi sultanate: this sultanate existed between the 13th and the 16th century. (1201-1600 A.D.)
Hope it Helps!The Stave Church in Borgund, Norway is an example of _________________. a. Ottonian architecture b. Norse architecture
The Stave Church in Borgund, Norway is an excellent example of Norse architecture. So the correct option is b.
This type of architecture was used by many of the northern European peoples, including the Vikings, during the late Iron Age and early medieval period. Norse architecture is characterized by its use of timber, as well as its large, long-lasting structures that were built to last for generations.
The Stave Church in Borgund is a prime example of Norse architecture, with its timber-built construction and its ornate decorations. The church was built in the 12th century, and is one of the most well-preserved examples of medieval architecture in Norway. The church is a three-aisled stave church, which means it is made of vertical wooden posts or "staves" which are connected together and form a framework for the walls, creating a structure that is both strong and aesthetically pleasing. The church is also decorated with intricate carvings and woodwork, which is typical of Norse architecture.
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Most of the best agricultural soils in the United States are found in areas that were formerly
a. taiga forest.
b. tundra.
c. tropical rain forest.
d. temperate grasslands.
Answer:
D - Temperate Grasslands
Most of the best agricultural soils in the United States are found in areas that were formerly Temperate Grasslands.
When stress on a fault builds high enough for the rocks to snap and move suddenly, an earthquake occurs from the release of ______
When the stress on a fault builds high enough for the rocks to snap and move suddenly, an earthquake occurs from the release of energy
This sudden movement causes the ground to shake and can cause damage to buildings, roads, and other structures. The energy released during an earthquake travels through the Earth in the form of seismic waves, which can be measured by seismometers to determine the magnitude and location of the earthquake. The severity of an earthquake depends on the magnitude of the event, the distance from the epicenter, and the local geology. Earthquakes can also trigger secondary hazards such as landslides, tsunamis, and fires.
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What order do the layers go in from oldest to youngest?