Which of the following must be present to form an oil field at depth?
A) an impermeable reservoir to contain the oil B) an impermeable unit above the oil C) a salt dome D)a fold or fault
Answers
An oil field is a geological structure that contains oil and is economically feasible to extract. The presence of oil fields is determined by the availability of an impermeable reservoir to contain the oil. An impermeable unit above the oil and a fold or fault must be present to form an oil field at depth.
A salt dome may also be present.The formation of an oil field at depth requires certain geological conditions. An impermeable reservoir is required to contain the oil, preventing it from leaking out into other geological formations. Above the oil, an impermeable unit is needed to act as a caprock, sealing the oil inside the reservoir. This caprock must be impermeable to prevent the oil from seeping out of the reservoir and dispersing through the surrounding rocks.A fold or fault is needed to create a trap where the oil can accumulate.
Folds are formed when rocks are compressed and bent, creating a dome or anticline. The top of the dome is impermeable, creating a trap for the oil to accumulate. Faults are formed when rocks break and slide past each other. The fault creates a seal where the oil can accumulate. Finally, a salt dome may be present. Salt is less dense than surrounding rocks and can rise to the surface, creating a dome. These domes can trap oil, and over time, the oil can seep through the salt and accumulate in the rocks below it.In summary, to form an oil field at depth, an impermeable reservoir, an impermeable unit above the oil, a fold or fault, and a salt dome may be present.
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Related Questions
In the debate between Malthusians and Neomalthusians, which of the following is an area or a point of agreement?
Answers
This question is incomplete. Nervertheless I can answer based on my knowledge.
An area or a point of agreement of both theories is population grows more than the resources.
Malthusianism is a sociological term to refer to the set of theories raised by the British economist Thomas Robert Malthus.
In his demographic theories, Malthus states that the rate of population progressively increases while the resources (necessary for life) progressively decrease.
Also, he affirmed that the birth of new beings would gradually make life difficult for the human species (it could even cause its extinction).
On the other hand, Neo-Malthusianism is a theory based on Malthusianism Thomas Malthus because they agree on the idea that the population grows more than the resources and this can produce a Malthusian catastrophe (extinction)
However, it distances itself from Malthusianism, because it considers as the main problem the excess of large families and the unlimited reproduction of the poor classes.
According to the Neomathusians, society must become aware of this problem. In addition, he raises the need for limited procreation, the separation between sexuality and reproduction to avoid this catastrophe.
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Carbon-14 has a half life of 5730. If a sample contained 70 mg originally, how much is left after 17190 years
Answers
Answer:After another 5730 years ( three half lives or 17190 years) 17.5 /2 = 8.75mg decays and 8.75g remains left. after three half lives or 17190 years, 8.75 g of C-14 will be left.
Explanation:
How does the landscape in japan shape the Japanese culture
Answers
Answer: The Japanese relied on the sea for many aspects of daily life such as trading with China and other countries.
Explanation: I read it on a book about Japan.
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How is agriculture and natural resources such as oil and natural gases important to the economies of Central Asia
Answers
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Which approach is currently proving to be the most promising way of determining how life on Earth originated
Answers
The most promising approach currently being used to study the origins of life on Earth is a combination of experiments, measurements, and observations.
This approach uses physical, geological, and biochemical evidence to determine the conditions and processes necessary for life to have originated on Earth. Experiments such as the Miller-Urey experiment and Sophisticated Instruments based on the principle of Mass-Spectrometry, X-Ray Diffraction, and Nuclear Magnetic Resonance are being used to analyze compounds, energy sources, and environments from ancient Earth history.
Measurements of Isotopic Ratios, System Dynamics, and Databases of Biotic Elements help to build a picture of Earth’s primitive environment in which life may have emerged. Observations of other planets, such as Mars and Venus, coupled with the analysis of meteorites provide us with glimpses of the conditions which could have given rise to life. As more evidence is accrued with increased exploration of the Solar System, it is likely that an even more full understanding of the origin of life on Earth will be gained.
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According to the map of congressional districts in Texas which district would have the most people per square mile?
(A)12
(B)13
(C)23
(D)28
Answers
Answer:
d
Explanation:
d
According to the map of congressional districts in Texas 28 district would have the most people per square mile. Thus, the option (d) is correct.
What is Texas?
The term “taxes” refers to the state of the United States. Texas's other name is the Lone Star State. Texas capital is Austin. Texas's most populated area is covered by 695,662 km2 and its population is covered by 268,596 square miles approximately.
According to the map of congressional districts in Texas that particular as the most people are per square mile. The map shown the area of the 28 are the most people per square mile. As well as the large area of the cover. The map was the division of the different district.
As a result, the map of congressional districts in Texas of the 28. Therefore, option (d) is correct.
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The Pyrenees mountain range is
about how many feet up in
Elevation?
Answers
Answer:
Aneto is the highest mountain in the Pyrenees, reaching 3,404 m or 11,168 ft at it's highest point.
Hope this helps!
Answer:134020 feet
Explanation:
can i get some north and south Korea notes .. like about their conflict
Answers
Answer:
The Korean conflict is an ongoing conflict based on the division of Korea between North Korea (Democratic People's Republic of Korea) and South Korea (Republic of Korea), both of which claim to be the sole legitimate government of all of Korea. During the Cold War, North Korea was backed by the Soviet Union, China, and other allies, while South Korea was backed by the United States and its Western allies.
Date2 September 1945[citation needed] – ongoing (76 years, 6 months and 11 days)LocationKorean PeninsulaStatusKorean War took place from 1950 to 1953Korean Armistice Agreementsigned in 1953Korean DMZ Conflict from 1966 to 1969Panmunjom Declarationsigned in 2018Joint Statement of President Trump and Chairman Kim Jong-Un signed in 2018TerritorialchangesKorea was divided at the 38th parallel in 1945 with the separation of the sovereign states of North Korea and South Korea in 1948Korean Demilitarized Zoneestablished in 1953Belligerents South KoreaSupported by: United States Japan
Explanation:
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IF U DO NOT ANSWER CORRECTLY U WILL BE REPORTED Identify ONE diffusion pattern that has resulted in the spread of religious beliefs across ethnic, national, or physical boundaries.
Answers
What type of rock are fossils usually found in? Igneous basalt rock Igneous granite rock Metamorphic rock Sedimentary rock
Answers
Answer: Sedimentary rock
Fossils are commonly found in sedimentary rock because this type of rock forms from the accumulation and compression of organic materials, preserving remains of plants and animals over time. Thus, option D is correct.
Sedimentary rock is one of the three main types of rock found on Earth's surface and is formed through the accumulation and consolidation of sediments over time.
Fossils are commonly found in sedimentary rock due to the process of fossilization, where the remains of plants and animals get buried in layers of sediment.
Over millions of years, the pressure and mineral-rich groundwater transform the sediments into solid rock, preserving the fossils within. As a result, sedimentary rock serves as a valuable record of Earth's history and provides significant insights into past life forms and ecosystems.
Thus, option D is correct.
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Most probably, your complete question is this:
In what type of rock are fossils usually found?
A. Igneous basalt rock
B. Igneous granite rock
C. Metamorphic rock
D. Sedimentary rock
Why are coal, oil, and natural gas classified as nonrenewable resources? A.They are limitless B. They exist in many places on Earth.C. They are originally from once-living things. D.They take millions of years to form.
Answers
Answer:
d- they take millions of years to form
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1.In a heavy snow year that sees an expansion of the zone of accumulation, what happens to the line of equilibrium?It increases in elevation.It retreats away from the toe.It remains constant.It decreases in elevation.It retreats uphill.
Answers
In a heavy snow year that sees an expansion of the zone of accumulation the line of equilibrium increases in elevation.
The area above the firn line on a glacier known as the accumulation zone is where snowfall accumulates and outpaces ablation losses. Each year, the accumulation and ablation zones are divided by the annual equilibrium line. The area of a glacier's surface, typically at higher elevations, where there is net snow accumulation that later turns into firn and glacier ice is known as the accumulation zone. The area of the glacier where snow accumulates and freezes moves outward from that point.
Equilibrium line cuts through and separates the accumulation and the factors that lead to material destruction as a result of some factors, like erosion.
The line of equilibrium rises in elevation as a result of substance deposition during a heavy snow year that sees an expansion of the zone of accumulation.
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territorial behavior will typically evolve if holding a territory provides to the animals that exceed the of holding that territory.
Answers
Territorial behavior usually changes if maintaining a territory offers advantages to the animals that outweigh the drawbacks of doing so.
What fuels aggressive territoriality?A dog may exhibit territorial behavior for a variety of reasons aside from instincts. Aggressive territorial behaviors can be brought on by a lack of early socialization, delayed sexual development, external conditions, intermarriage, natural instincts, or an underlying medical problem.
Is being territorial an acquired trait?When children experience owning, utilizing, and caring for possessions, develop the trade and sharing skills necessary for life, and learn to define and respect boundaries, they begin to learn the first territorial lessons of life.
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What is involved in the sacred pipe ritual performed during the sun dance ceremony?
A.
individual purification in a sweat lodge
B.
offering of prayers to the four directions, the Earth, and the sky
C.
healing of people through the use of sacred objects
D.
dancing to drumbeats while facing the sun
Answers
A.
individual purification in a sweat lodge
B.
offering of prayers to the four directions, the Earth, and the sky
C.
healing of people through the use of sacred objects
D.
dancing to drumbeats while facing the sun
1. Eastern Europe and Russia have vastly cooler climates than Western Europe. Which of
the following best accounts for that difference?
Answers
A reason why Eastern Europe and Russia have vastly cooler climates than Western Europe is C. Eastern Europe and Russia are further from the Atlantic Ocean than Western Europe.
Why is Eastern Europe colder than Western Europe ?Eastern Europe and Russia have cooler climates than Western Europe because of their location relative to the Atlantic Ocean and the influence of large atmospheric systems.
The Atlantic Ocean helps to keep Western Europe's temperatures mild, by bringing warm water and air from the tropics and by reducing the temperature differences between the seasons. Overall, Eastern Europe and Russia's location further from the Atlantic Ocean and their proximity to large atmospheric systems and mountains are the main reasons why they have cooler climates than Western Europe.
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Options for this question include:
Eastern Europe is closer to the South Pole than Western Europe Eastern Europe is closer to the Mediterrenean sea Eastern Europe and Russia are further from the Atlantic Ocean than Western Europe.Where was Mesopotamia? along the Tigris and Euphrates Rivers along the Nile River along the Mediterranean Sea along the Red Sea
Answers
Answer:
Along the Tigris and Euphrates Rivers
Explanation:
The name Mesopotamia has a meaning of "between rivers" which in this case are the Tigris and Euphrates
The photograph below shows a roadcut, a human-made outcrop (rock exposure) alongside the highway. The gray layers are shale and the tan layers are sandstone. The students studying this outcrop made the following observations: 1. Fossils of marine invertebrates occur in the dark shale at the base of the outcrop. 2. Fossils of plants that grow in swamps occur in the sandstone near the top. 3. The lowermost sandstone layer fills a channel cut down into the shale below. Which of the following are reasonable interpretations of depositional environments of the sediments from which these rocks formed?there are two correct answers The sandstone was deposited near the coast. The shale was deposited on a floodplain. The shale was deposited in a lake. The sandstone was deposited in a mountainous, rocky environment. The sandstone was deposited in an inland desert. The shale was deposited in the ocean.
Answers
The observations made by the students indicate that the sediments from which the rocks formed were deposited in different environments. Based on their observations,
the reasonable interpretations are that the sandstone was deposited near the coast and the shale was deposited on a floodplain.
The presence of marine invertebrates in the shale suggests that it was deposited in a lake, while the presence of plants that grow in swamps suggests that the sandstone was likely deposited in a humid environment near the coast.
The lowermost sandstone layer filling a channel cut down into the shale also suggests that it was deposited near the coast. The sandstone was not deposited in an inland desert or the shale in the ocean, as these environments do not match the observations made by the students.
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How did European migration to Australia change life on the continent?
Answers
Answer: Migrants have contributed to the development and expansion of small businesses, which are the cornerstone for the Australian economy. They have contributed to the development of technology bringing to the country cutting edge technology in particular from Asia and Eastern Europe.
Explanation: i hope this helps :)
Geographers use maps, satellite images, and photographs to organize the world in a(n)______Context
A
erosional
B
plate tectonic
C
spatial
D
fluid
Answers
Answer:
The answer to your question is C. spatial
Explanation:
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sample 2 sorting: [ select ] grain size: [ select ] angularity: [ select ] rock name: [ select ] transport history:
Answers
Sample characteristics, including sorting, grain size, angularity, rock name, and transport history, provide crucial insights into sedimentary deposits and their formation.
What are the key factors to consider when examining sedimentary deposits?Understanding sedimentary deposits requires a thorough analysis of several key factors.
Firstly, sample sorting refers to the arrangement of sediment particles based on their size, shape, and density. It provides valuable information about the energy and environment in which the sediments were deposited.
Grain size is another important aspect, as it influences the sediment's transportability and the type of sedimentary environment it can be found in.
Angularity describes the sharpness of sediment particles and can indicate the degree of weathering and transport. Rock name helps classify the sediment based on its lithology and mineral composition.
Lastly, transport history sheds light on the processes and distances that sediments have undergone, aiding in reconstructing past geological events.
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What is the solar intensity at night
Answers
So not only are there the obvious intensity changes in ground solar radiation level during the day, going to zero at night, but the spectrum of the radiation changes through each day because of the changing absorption and scattering path length.
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I need help with 3 and 4 .. will mark brainliest !
Answers
Answer: I cant read it
Explanation:
How to calculate the density of a population?
Answers
Answer:
The density of population is the ratio between the numbers of people to the size of land. It is usually measured in persons per sq.km. For example, the area of Region X is 100 sq km and the population is 150,000 persons. The density of population is calculated by dividing 150,000 by 100.
Explanation:
May I have Brainliest please? I am so close to getting my next ranking! I just need 3 more for it! I would really appreciate it, and it would make my day! Thank you so much, and have a wonderful rest of your day!
Answer:To calculate the population density, you will divide the population by the size of the area.
Explanation: Thus, Population Density = Number of People/Land Area.
Pliss help me it’s for Monday
Answers
Could you please take a more clearer photo? Thank you.
what type of soil formation process is associated with tundra biomes? question 31 options: a) laaterization b) salinization c) calcification d) gleization
Answers
The majority of the tundra's soils are composed of mixed rock fragments and sediments that the glaciers left behind when they receded. The correct answer is (D).
The majority of the tundra's soils are composed of a mixture of rock fragments and sediments that the glaciers left behind when they melted. Wind-blown loess accumulated occasionally on top of the rocks and other sediments. These soils can also be the offspring of organic matter and bogs.
The region absorbs more carbon dioxide than it produces, resulting in the formation of a tundra. The tundra is one of Earth's three significant carbon dioxide sinks. The photosynthetic cycle of native tundra plants is not typical.
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Which key industries are found in Houston, Texas? Select three options.
Answers
Answer:
shipping transportation and engineering
Explanation:
Answer:
a. aerospace
b. energy
c. engineering
Explanation:
EDGE 2022
“Antioch, April 22, 201, Evening.” The caravan Writing Journal Entry #5:has reached its final destination – Antioch, the western end of the Silk Road. You are one of the few
people to travel the entire length of the route! Reflect on this once-in-a-lifetime achievement. Also,
review the ledger, which lists some of the trade transactions that took place during your journey. Has
the journey turned out the way you hoped? Was the long journey worth the difficulties you endured?
How do you feel about the return journey? Record your thoughts in your journal.
Answers
Answer:
“Antioch, April 22, 201, Evening.”
Explanation: I am right
What is your point of view regarding climate change(global warming) by means of supporting arguements
Answers
There is overwhelming scientific consensus that climate change, also known as global warming, is occurring and is primarily caused by human activities such as burning fossil fuels, deforestation, and industrial processes. This is supported by evidence from various sources, including direct temperature measurements, sea-level rise, and changes in weather patterns.
The impacts of climate change are already being felt around the world, with more frequent and intense heatwaves, droughts, wildfires, hurricanes, and floods, causing damage to infrastructure, agriculture, and ecosystems, and threatening human lives and livelihoods.
Addressing climate change requires a collective effort from individuals, businesses, and governments to reduce greenhouse gas emissions and transition to clean and renewable energy sources. This can be achieved through measures such as energy efficiency, renewable energy, sustainable agriculture and forestry, and low-carbon transportation.
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this record only goes back 73 years, so how do geologists know what a 100-year flood would be on buffalo bayou? geologists use the trendline to calculate this by figuring out where a 100-year event would plot on this line. the equation displayed on the chart is the standard line equation y
Answers
The volume of water passing through a stretch of a stream during a inundation, expressed in cubic feet per second (cfs), is known as the stream's overflow discharge. This sum is significantly higher than the average stream discharge.
The discharge for Buffalo Bayout is typically between 100 and 200 cfs (lower during extended dry periods). Before the reservoirs were built in 1948, the highest overflow ever recorded was 40,000 cfs in 1935. Actually, the massive overflow of 1935 was the main impetus for the construction of these reservoirs. A overflow, for instance, has a 10% probability of happening in any given year if its recurrence interval is 10 years. A overflow of this size is known as a 100-year overflow, because it would typically occur once every 100 years when measured across many centuries. A overflow with a recurrence period of 100 years has a 1% chance of happening in any one year.
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Which of the following statements best describes a similarity between dry climate zones and high latitude zones?
A.
Both have warm temperatures all year.
B.
Both occur only on one continent.
C.
Both experience low levels of precipitation.
D.
Both occur only in coastal areas.
Please select the best answer from the choices provided.
A
B
C
D
Answers
Answer:
C
Explanation:
C.
Both experience low levels of precipitation.