The process of differentiation of the Earth into discrete layers is thought to have been completed by 54Ga.
What is differentiation of the earth?The division of the Earth into layers, or its arrangement into layers, is arguably the most important development in its history. As a result, a core, a crust, and ultimately continents were formed. To create an ocean and atmosphere, the light elements were flung out from the interior. The size of these four blocks is uniform.Processes that occurred in the early phases of Earth's development are what differentiate these layers (ca. 4.5 billion years ago). Denser minerals would have moved to the crust at this period due to melting, which would have forced less dense materials to sink into the center.Learn more about crust here:
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FIND The Mid point
in the NUMBER Live If:
X₁ = -7; X₂=5
Answer:
The midpoint here is -1.
Explanation:
[tex] \frac{ - 7 + 5}{2} = - \frac{2}{2} = - 1[/tex]
A long sand body more or less parallel with a shoreline but separated from it by a lagoon is a ____. group of answer choices delta barrier island drift tidal flat varve
The correct answer is Option B) Barrier island.
A long sand body more or less parallel with a shoreline but separated from it by a lagoon is called a barrier island.
What is a barrier island?Barrier islands are a type of coastal landforms and is a dune system which is flat area of sand formed by wave and tidal actions. They are formed when waves repeatedly deposit sediment parallel to the shore line. These islands constantly move, erode and grow as wind and waves shift due to the changing patterns of the weather. The longest barrier island is the Padre Island, Texas.
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On the galapagos islands, the finches diverged in response to the availability of ________ in the different habitats.
On the galapagos islands, the finches diverged in response to the availability of food in the different habitats.
On the Galapagos Islands, Darwin also saw several different types of finch, a different species on each island. He noticed that each finch species had a different type of beak, depending on the food available on its island. The finches that ate large nuts had strong beaks for breaking the nuts open.here An island is a body of land surrounded by water. Continents are also surrounded by water, but because they are so big, they are not considered islands. Australia, the smallest continent, is more than three times the size of Greenland, the largest island.In ecology, the term habitat summarizes the array of resources, physical and biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species habitat can be seen as the physical manifestation of its ecological niche.to know more about reproduction click here
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How does an ecological footprint impact population numbers?
Population density can affect the size of the average ecological footprint of a person. A low population density means that there is a lot of land area per person in that country. More land area and resources may be available for a person to use in his/her lifestyle.
Explanation:
Hope it helps you!!Lines of longitude run from_____to_____and measure distances_____and_____of the_____.
Lines of longitude run from North to South and measure distances East and West of the Prime Meridian.
What are lines of longitudes?Longitudes are imaginary lines running on the surface of the Earth vertically i.e. from North to South however they are used to measure East or West of the Prime Meridian. Each line is known as meridian and one meridian measures one arc degree of the longitude. The Prime Meridian which runs through Greenwich, England has a longitude of 0 degrees and is helpful in the measurement of time. The longitudes meet at the North Pole and the South Pole.
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The pressure that people place on the land to produce enough food is measured by?
The pressure that people place on the land to produce enough food is measured by Physiological Density.
The number of people per unit area of fertile land is known as physiological density or actual population density.
A greater physiological density indicates that more agricultural land is being used and that the country may hit its production limit sooner than a lower physiological density country. In spite of its extensive desert, Egypt is a remarkable example, with physiological density approaching that of Bangladesh.
The physiological density of the region aids in our understanding of the population dependency on a given parcel of land. We are better equipped to comprehend how much food is produced locally and how many people it actually needs to feed.
We can determine how long a certain farming area—also known as arable land—will remain productive using a physiological density. This approach indicates the population density, and the higher the density, the faster the arable land will be depleted or reach its capacity.
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If the surface pressures are the same, a column of warm air will be ______ than a column of cold air.
Answer:
where the temperatures are colder, a given pressure surface will have a lower height than if the same pressure surface was located in warmer air.
Explanation:
2.9 Evaluate the impact that the motsepe foundation has made on the community
The Motsepe Foundation believes that work needs to be done at the community level if individuals are to prosper. Since 2016, the Foundation has assisted communities around South Africa in a number of ways through a variety of programs with local schools and churches.
What is Motsepe Foundation?
Drs. Patrice Motsepe and Precious Moloi-Motsepe founded the Motsepe Foundation in 1999, inspired by the Africa ideology of Ubuntu, which acknowledges the interconnection of people. The Foundation is of the opinion that common people on the ground are better able to identify their needs and are significant contributors to the creative process of developing interventions that are relevant to these needs.
The Foundation is of the opinion that education is a key social pillar that will accelerate socioeconomic development and increase human potential. A society may mold its kids into engaged citizens by teaching them knowledge and skills. Success will allow these young people to produce goods and services, create jobs, and actively participate in democratic processes, all of which will help the economy.
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Why were computers initially created?
a
For communication
b
To perform calculations faster and with no errors
c
For online shopping
d
For entertainment
Answer:
b
Explanation:
the computer was invented in order to automate mathematical calculations that were previously completed by people. Charles Babbage is considered to be the “father” of the computer.
Why is a glass of water heavier than a pencil
Answer: Water is denser and has more mass
Explanation: that what i think
Answer:
the mass of water is bigger than the pencil
As a giant cloud of gas collapses due to gravity, you would expect its rate of rotation to:______
The answer would be as a giant cloud of gas collapses due to gravity, you would expect its rate of rotation to increase.
This will happen due to the law of conservation of angular momentum.
What is the law of conservation of angular momentum in geographical science?Momentum refers to the product of mass and the velocity of the object. Angular momentum, refers to the same but it deals with spinning or rotating objects. It is a vector quantity and thus it implies that direction is also considered here along with the magnitude.
Law of conservation of angular momentum means that the momentum of the rotating object is not changing unless any kind of external torque is applied.
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If [x = x, then x is positive. the value of x is 3, so |3|=3. state the law of
logic that is illustrated.
There isn’t a law of logic here, because neither the conclusion |3|=3 nor the introduction of anything else justifies it.
The first clause has the following structure: For all x, if A(x), then B(x).
The second statement would be an example of Modus ponens, preceded by Universal instantiation, if it said "|3|=3, hence 3 is positive."
Instead, the second clause states, "x=3 so A(3)." We could read that as an attempt to assert the consequent by saying, "3 is positive, thus A(3)," but that would be a fallacy. To express "if and only if," we would need to make the first sentence stronger.
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North atlantic deep water _______.
a. flows to the south rises
b. toward the surface in the southern
c. ocean is formed off labrador
d. all of these are correct
e. none of these is correct
North Atlantic deep water is a deep body of water formed in the North Atlantic Ocean.
Option e. none of these is correct.
The North Atlantic Deep Water (NADW) is a deep water body formed in the North Atlantic Ocean. Thermohaline circulation (more precisely called meridional reversal circulation) in the world's oceans involves the flow of warm surface water from the Southern Hemisphere to the North Atlantic Ocean.
The North Atlantic Deep Water, or NADW, is primarily produced where the surface waters of the Norwegian Sea cool in the northern part of the North Atlantic Ocean, north of the ridge that runs between Greenland, Iceland, and Scotland. This chilled water seeps through the ridges and down wells.
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When the winds have removed all smaller particles, the remaining surface of rocks and gravel is _____
a. bornhardt
b. exotic playa
c. desert pavement
When the winds have removed all smaller particles, the remaining surface of rocks and gravel is desert pavement.
What is desert pavement?A naturally occurring mosaic of tightly packed rocks, cobblestones, and pebbles typically seen in a desert where all smaller particles have been driven away by the wind.According to a widely accepted idea, sand and other tiny particles are gradually removed from desert pavements by wind and infrequent rainfall, leaving the huge chunks behind. Larger rock fragments are moved into position by the acts of several forces, including rain, wind, gravity, and animals.The development of the so-called "vesicular A" (or Av) soil horizon just below the surface of the pebbles, gravel, and small stones that make up the ground surface of desert pavements is a remarkable characteristic of these surfaces.Learn more about soil horizon here:
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Which ocean does the Mississippi river flow into ?
Answer:
The Atlantic Ocean, more specifically the marginal sea of the Atlantic Ocean, the Gulf of Mexico.
Explanation:
Fractures along which rock has slipped relative to the other side are called ______, whereas
Fractures along which rock has slipped relative to the other side are called faults.
What is a fracture in rock?Any division in a geologic formation, such as a joint or fault that splits the rock into two or more pieces, is referred to as a fracture. Sometimes a rock's deep crack or crevice will result from a fracture.All tectonic fractures fall into one of two mechanical categories, extension fractures or shear fractures, depending on the relative displacement across the fracture plane.Physical weathering occurs when rocks stretch and contract as a result of hot and cold temperature cycles. Rainwater may also freeze and expand in fissures in the rock. Rocks gradually start to crack and fragment as a result of these processes. Sometimes a rock's deep crack or crevice will result from a fracture.Learn more about rock fracture here:
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Impact of depletion of land
Impact of depletion of land Beyond the loss of agricultural land, soil erosion has other negative repercussions. In streams and rivers, it has increased pollution and sedimentation, blocking these waterways and resulting in a loss in fish and other species. Additionally, deteriorated soils are frequently less able to retain water, which can make floods worse.
The portion of Earth's solid surface that is not always covered by water is known as the "land" or "ground."
Land degradation is a process in which a number of human-caused processes working on the land reduce the value of the biophysical environment. It is understood to be any alteration or disturbance to the land that is either harmful or unwanted. Natural disasters are not considered a cause, but human actions can have an indirect impact on events like floods and bushfires. Resource depletion is the state in which natural resources are being used up more quickly than they can be regenerated. Developing nations misuse their lands for economic gain in an effort to attain economic progress.
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What is the name of the high-altitude plateau where the andes mountains reach their greatest width?
Answer:
The Altiplano
Explanation:
What kept earth's surface a mass of molten liquid for several hundred million years?
Constant bombardment by asteroids kept earth's surface a mass of molten liquid for several hundred million years.
Seismic records, recorded by seismometers, are the primary way for scientists to learn what the interior of the Earth is made of. We can see that the crust is a solid substance, but we need body waves to know the molten liquid rest.
The Earth's interior is extremely hot (core temperatures reach over 5,000 degrees Celsius) for two main reasons: heat from planet formation and heat from the decay of radioactive elements. Modern deep-water circulation removes water from the molten liquid by partial melting.
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What are the steps that geologists go through in order to solve geologic mysteries?
The steps that geologists go through in order to solve geologic mysteries are:
Ask questions about the mystery. Collect Data/Observations Explain data by writing a hypothesis. Test the hypothesis. Identify a geological mystery.A geologist is a scientist who studies the solid, liquid, and gaseous matter that makes up the Earth and other terrestrial planets and the processes that form them. Geologists generally study geology, although knowledge of physics, chemistry, biology, and other sciences is also useful. Fieldwork (fieldwork) is an important component of geology, although many sub-disciplines combine laboratory work and digitization work.
Geologists work in the energy and mining industries in search of natural resources such as oil, natural gas, and precious and basic metals. They are also at the forefront of preventing and mitigating damage from natural disasters and disasters such as earthquakes, volcanic eruptions, tsunamis, and landslides. Their studies are used to alert the public to the occurrence of these events. Geologists are also important contributors to discussions about climate change.
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The means by which individuals hold their claims on real assets in a well-developed economy are.
Answer:
Not sure if this is a multiple choice question that you have but the answer would be Financial Assets
Explanation:
Just trust me on this and good luck with your work! = 0 w 0 =
examples of the 5 themes of geography for Barcelona,Spain
Which two countries share the longest border?
Answer:
Canada & USA
Explanation:
For land border, Canada's border with the United States is the world's longest international border, at 8,890 km. This is followed by the 6,846-km border between Russia and Kazakhstan and the 5,308-km border between Chile and Argentina.
Take care and have a great rest of your day! :)
Please help due soon.
Answer:
queen elizabeth ll
Explanation:
she was the oldest dying at 96
Which country of southeast asia lies both on the mainland and in the islands of the region?
Malaysia lies both on the mainland and in the islands of the region of southeast asia.
Malaysia is divided into an eastern region on the island of Borneo and a western region on the Malay Peninsula.
What are the countries in southeast asia?Southeast Asia, also known as Southern East Asia, or SEA, is the geographical south-east region of Asia, consisting of the regions that are situated south of Mainland China, east of the Indian subcontinent, and north of Australia. Ten Southeast Asian nations—Brunei, Cambodia, Indonesia, Laos, Malaysia, Myanmar, the Philippines, Singapore, Thailand, and Vietnam—make up this intergovernmental association.Three interconnected physical features, including mountain ranges, plains and plateaus, and water in the form of both shallow oceans and huge drainage networks, define the geography of Southeast Asia.Learn more about Southeast Asia here:
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Which countries are within the tropical climate zone? Select two answers.
South Africa
Russia
Greenland
Brazil
Philippines
Answer:
brazil and the Philippines
Explanation:
Brazil and the Philippines countries are within the tropical climate zone. The correct options are D and E.
The tropical climate zone, which often comprises areas close to the equator, is characterized by warm to hot temperatures throughout the year. The climate zones of South Africa, Russia, and Greenland do not include the tropical climate zone.
The tropical climate has an impact on a variety of facets of life, including agriculture, ecosystems, and cultural activities, in both Brazil and the Philippines. Warm temperatures and dependable weather patterns have molded the local landscapes and enhanced the region's abundant biodiversity.
Thus, the ideal selections are options D and E.
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Where on earth can you observe all the stars in the sky over an entire year?
The Equator is the region on earth can you observe all the stars in the sky over an entire year.
The equator is a circle of latitude, about 40,075 km in circumference, dividing the Earth into two northern and southern hemispheres. It is an imaginary line located at latitude 0 degrees, between the North and South poles.
In spatial geometry (3D), as applied in astronomy, the equator of a rotating sphere (like a planet) is the latitude (circle of latitude) at which latitude is defined as set to 0°. It is an imaginary line on the sphere, equidistant from its poles, dividing it into the northern and southern hemispheres. In other words, it is the intersection of the sphere with a plane that is perpendicular to its axis of rotation and lies between its geographic poles.
Above and near the equator, sunlight at noon appears almost directly overhead (no more than 23° above zenith) every day, all year round. Therefore, the equatorial region has quite stable daytime temperatures all year round.
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Surface and aquifer freshwater sources hold what percent of the earth's total water?
Less than a percent (1.2%) of the earth's total water is Surface and aquifer freshwater sources hold.
Earth is 70% covered in water. Of this water, 97% is saline water which is found in the ocean and the rest is fresh water. Less than 1% of the earth's surface fresh water is in ground and surface water. And about 2% is available in the form of glaciers. Only 1% of aquifer water is usable in the form of rivers, lakes, or ponds. The atmosphere also holds some quantity of water in the form of tiny droplets.
In the US 49% of fresh water is used in electricity production by thermal electric power production,31% in agriculture irrigation,11% for public use, and the rest for industries as compared to developing countries where 70% is used in agriculture or industries.
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In 2011, a major earthquake and tsunami destroyed much of the capital infrastructure in japan. those natural disasters were examples of a?
In 2011, a major earthquake and tsunami destroyed much of the capital infrastructure in japan. those natural disasters were examples of negative shocks to the long-run aggregate supply curve.
Lifeline infrastructure such as electricity, water, sewage, and gas was also damaged. Such services were quickly restored in most of the affected areas, but at the time of writing, the most affected coastal areas of Tohoku Japan still lack such services.
The Tohoku tsunami produced waves up to 40 meters high. The tsunami left him homeless over 450,000 people. Over 15,500 people died. The tsunami also severely paralyzed the country's capital infrastructure.
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The state that has unresolved issues with australia over seabed oil reserves is?
East Timor is the state that has unresolved issues with Australia over seabed oil reserves.
How are the relations between Australia and East Timor?There is an existence of bilateral relations between Australia and East Timor. Australia played a huge role in the development of East Timor by providing a leadership role so as to ensure that the country is secure and stable. However, after the Australia - East Timor spying scandal in recent years, the relations between these two countries have deteriorated.
What is the dispute over seabed oil reserves in both the countries?There are huge reserves of oil and gas lying in the sea between the two countries. It is an area known as Timor Gap. Some geologists have estimated that they could pump over $10 billion of oil and gas from this area. Because of this there are territorial disputes over the control of this area.
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