Imagine that some of the wells around a city have begun to show elevated levels of a toxic substance. without knowing what the toxic substance is, how can you use groundwater characteristics to determine what the source of the chemicals might be

Answers

Answer 1

To know the source of the chemicals, the gradient can be used in the hydraulic head among contaminated wells to estimate the groundwater flow paths.

What is a hydraulic head?

A hydraulic head refers to a selected size of liquid pressure above a vertical datum. It is commonly measured as a liquid floor elevation, expressed in devices of length, at the entrance of a piezometer.

Hence, To know the source of the chemicals, the gradient can be used in the hydraulic head among contaminated wells to estimate the groundwater flow paths.

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Related Questions

Which best describes how the population of Europe is changing?

A. It is slowly declining, due to a low birthrate.
B. It is rapidly declining, mostly due to emigration.
C. It is slowly growing, mostly due to immigration.
D. It is quickly growing, due to a high birthrate.

Answers

The population of Europe is best described as slowly growing mostly due to immigration to the region.

What is a population?

This refers to the total number of people inhabiting a geographical location at a period of time.

Hence, the Europe population is slowly growing mostly due to immigration to the region.

Therefore, the Option C is correct.

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Which changes in air temperature and atmospheric pressure will normally be recorded by a weather balloon when it is released at earth's surface and rises through the troposphere

Answers

The changes in air temperature and atmospheric pressure will generally be recorded by weather balloon is a decrease in both air temperature and atmospheric pressure. Thus, option (a) is correct.

At the same time, the National Weather Service launches the weather balloons. It is constructed of latex or neoprene and filled with hydrogen or helium. Thus, option (a) is correct.

The balloon is equipped with a radiosonde that can measure the atmospheric pressure and temperature. Every 1–2 seconds, the data, including the drop in air temperature and atmospheric pressure, will be relayed back to the tracking apparatus.

As a result, the significance of the air temperature and atmospheric pressure will normally be recorded by a weather balloon are the aforementioned. Therefore, option (a) is correct.

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Your question is incomplete, but most probably the full question was.

“Which changes in air temperature and atmospheric pressure will normally be recorded by a weather balloon when released at Earth’s surface and rises through the troposphere?

(1) a decrease in both air temperature and atmospheric pressure(2) a decrease in air temperature and an increase in atmospheric pressure(3) an increase in both air temperature and atmospheric pressure(4) an increase in air temperature and a decrease in atmospheric pressure”

How big is Olympus Mons, the largest known volcano in our solar system?

Answers

Answer:

72,000ft

Explanation:

Olympus Mons is a shield volcano 624 km (374 mi) in diameter (approximately the same size as the state of Arizona), 25 km (16 mi) high, and is rimmed by a 6 km (4 mi) high scarp. A caldera 80 km (50 mi) wide is located at the summit of Olympus Mons. To compare, the largest volcano on Earth is Mauna Loa.

What can people do to prevent desertification in the future?.

Answers

Planting more trees - the roots of trees hold the soil together and help to reduce soil erosion from wind and rain.

Improving the quality of the soil - this can be managed by encouraging people to reduce the number of grazing animals they have and grow crops instead. The animal manure can be used to fertilise the crops grown. Growing crops in this way can improve the quality of the soil as it is held together by the roots of plants and protected from erosion. This type of farming is more sustainable.

Water management - water can be stored in earth dams in the wet season and used to irrigate crops during the dry season. This is an example of using appropriate technology to manage water supplies in the desert environment.

Magic stones (or bunds) are circles of stones placed on the ground to hold water on the soil rather than letting it run quickly over the surface.

Drip irrigation is where water drips slowly onto the ground from pin-sized holes in a hose lying on top of the soil. This minimises water loss, maximises effectiveness and can be delivered via a solar pump.

if we call aliens, aliens on our planet then would we be called aliens on theirs

Answers

Answer:

yes,

Explanation:

since the definition of alien is a foreigner, therefore we would be an alien to them just as they are an alien to us. (we are not from their plant just as they are not from ours.)

that's assuming they speak the same language, although through some form of translation they would still call us an alien or at least some form of synonym.

hope this helps:)

Which phrase describes theWhich statement best compares a trace fossil to a fossil that forms as a result of an entire organism being trapped in amber?

Both show the exact structure of the organism.
Both require that the hard parts of the organism dissolve.
Both form as a result of the organism leaving imprints in sediment.
Both can possibly be used to study the organism's size. relative age of a rock?

Answers

The phrase that compares a trace fossil to a fossil that forms as a result of an entire organism being trapped in amber is D. Both can possibly be used to study the organism's size. relative age of a rock.

What is a fossil?

A fossil is a remnant, impression, or trace of an animal or plant of a past geologic age that has been preserved in Earth's crust.

In this case, the phrase that compares a trace fossil to a fossil that forms as a result of an entire organism being trapped in amber is that both can possibly be used to study the organism's size. relative age of a rock.

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Explain the historical circumstances that led to the developments discussed in the excerpt from "china's foreign policy."

Answers

The historical circumstances began when Chinese intellectuals and political leaders ask themselves question in regards to how China is to view itself.

What is the historical circumstances about?

The Chinese were said to have made a lot of effort to be more modernize but they were said to have failed.

The presence of the communist party was one that gave rise to economic and political changes.

Note also that the effect of the World War II and the Civil War in the Japanese imperialism was said to have given China an advantage economically and also made them politically vulnerable.

Note also that China depended on agriculture and because of the Cold War, they still carried on their communist policies.

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34. Study the topographical maps below:
Map 1
-E
11
contour interval = 50 m
contour interval = 50 m
Which features are most likely shown in both topographical maps? (SC.6.E.6.2)
a. streams
b. islands
c. valleys
d. lakes
,300
550
550
Map 2
300-
W-
E

Answers

Based on the contour intervals given, the feature that is most likely seen in these topographical maps is A. Streams.

What feature is on the topographical map?

Streams generally flow in over gentle elevations which means that the contour intervals are generally spread out and are 50 m or less.

The contour interval here is 50m which means that the most likely feature would be a stream.

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The Moon that rotates around the Earth is called a __________.

Answers

Answer:  The moon that rotates around the Earth is called a satellite.

Explanation: trust me again ma boy

How do primary sources differ from secondary sources?

Answers

Primary sources can be described as those sources that are closest to the origin of the information. They contain raw information and thus, must be interpreted by researchers. Secondary sources are closely related to primary sources and often interpret them.

Explain why the diagram shown in Figure 9 is an example of nature’s recycling system.

Answers

The diagram that is shown in Figure 9 is an example of nature's recycling system as nutrients can be lost from the system by leaching heavy rain.

What is a recycling system?

A recycling system means through which recyclable materials are separated from the waste collected on-site and managed.

Trees drop leaves which form a leaf litter layer. The hot and humid conditions help this. Decomposers are responsible for the breakdown of organic material such as leaves, twigs, and dead animals.

They are vital in recycling nutrients and converting dead matter into a form that can be used and nutrients can be absorbed by the plants.

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"environmental sustainability places emphasis on how business can achieve positive economic outcomes without doing any harm to the environment". discuss the applicability of this statement

Answers

Environmental sustainability refers to getting connected to the planet and using the resources carefully to avoid depleting them.

What is the environment?

Environment refers to the presence of living and nonliving things in the surroundings. This includes human beings, natural resources like rivers, mountains, plants, and air used for the survival of mankind.

The practice of engaging carefully with the world is known as environmental sustainability.  To minimize depletion of natural resources and affect the ability of future generations to meet their basic requirements.

The business should focus on optimum utilization of resources without creating wastage, this will help to save resources to some extent. Businesses should focus on the concept of reuse and recycling to maintain the environmental sustainability.

Business units can promote sustainable products which will also help to achieve positive outcomes without doing any harm to the environment.

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Which continent is Turkey in?
a| Asia
b| Africa
c| Europe
d| North America

Answers

Answer:

a| Asia

Explanation:

Although Turkey is geographically situated in both Asia and Europe, its capital Ankara, along with the vast majority of the country's area, is located in western Asia and thus, is recognized as a country in Asia.

Great question!

Turkey is in, what people call Eurasia!

By the name you can tell that it's a mix of Europe and Asia and it's basically transcontinental in easy words; Asia and Europe share an undefined border.

Since there's no option for both I would say Asia is your answer. That is because the vast majority of its territory is considered part of Asia.

Write an essay explaining which animal you would like to be and why.

Answers

Answer:

Crocodile, any day.

Some of you might say they’re ugly, others may call them aggressive, sadistic creatures.

I personally love them and If I could be an animal or rather a reptile any day, I’d never want to miss a chance to be a crocodile.

The breed is ugly, it doesn’t judge. They’re a mystery, you cannot easily identify them because their survival strategy is based on misdirection and camouflage.

And, beware the crocodile tears because although they may run freely, they do not run deep.

Nothing ever hurts us, because we know nothing external to us, has any power over us.

Explanation: chomp

What type of galaxy is shown here?
Irregular
barred spiral
elliptical
spiral​

Answers

C. Elliptical Galaxy.

Answer:

elliptical

Explanation:

Form a hypothesis to explain why earthquakes rarely occur in the middle of a plate.

have the answer up by tomorrow.

Answers

Answer:

Earthquakes rarely occur in the middle of plates, but they can happen when ancient faults or rifts far below the surface reactivate. 

Please help me!!!

Why do we need to collect primary data and examine secondary sources to make comparisons and identify changes to an area was like before and after a disaster?

Answers

Answer:

You need to do it to confirm your sources/ information. By taking comparisons you're more likely to find facts that line up and are more likely to be factual. You're also more likely to find more information and broaden your information.

Explanation:

Beach sediments are constantly moving in the direction of ________. Group of answer choices the longshore current the Coriolis effect downwelling the open ocean

Answers

The answer the

Beach sediments are constantly moving in the direction of shorelines.

Beach sediments are derived from a wide variety of sources including cliff erosion ,rivers ,glaciers .Beaches are composed  of sediments of various sizes like mud ,sand, clay.

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Beach sediments are constantly moving in the direction of  the long shore current. Hence, option A is correct.

What is Beach sediments?

Beach sediments originate from a variety of sources, including cliff erosion, rivers, glaciers, volcanoes, coral reefs, seashells, the Holocene sea level rise, and the consumption of ancient coastal deposits.

Beachrock, a sedimentary rock that has formed along a beach and is composed of different proportions of gravel, sand, and silt-sized particles, is friable to well-cemented.

Older beach and shoreface deposits, longshore transport from nearby coastal compartments, older deposits on the inner shelf, and other sources all contribute sediment to the active beach system.

Thus, option A is correct.

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What is the westernmost and easternmost longitude of India?​

Answers

Answer:

97 degrees 25 degrees east while 67 degrees 34 min W

Explanation:

because for east 97 degrees and 25 min while for west 67 degrees 34 min

hi there ,can anyone tell me the prospects of TVA was in which sectors.​

Answers

Answer:

hallo,TVA project was prospecting in 3 sectors,namely

AgricultureTradePower supply.

Answer:

hallo,TVA river basin project in USA 1933 by president Franklin Roosevelt was facing about development in three

sectors,namely

AgricultureTradePower supply.

How was Louis XIV treating his people BEFORE the Revolution?

Answers

Answer: Louis was the son of Louis XIII and his Spanish queen, Anne of Austria. He succeeded his father on May 14, 1643. At the age of four years and eight months, he was, according to the laws of the kingdom, not only the master but the owner of the bodies and property of 19 million subjects. Although he was saluted as “a visible divinity,” he was, nonetheless, a neglected child given over to the care of servants. He once narrowly escaped drowning in a pond because no one was watching him. Anne of Austria, who was to blame for this negligence, inspired him with a lasting fear of “crimes committed against God."

Before the French Revolution, Louis XIV treated people horribly and always looked to consolidate his own powers.

King Louis XIV, also known as the Sun King, ruled as an absolute monarch with a centralized and authoritative regime. He implemented policies that aimed to consolidate his power and maintain control over his subjects.

While he was known for his grandeur and lavish court at Versailles, the majority of the population faced harsh conditions. The common people endured heavy taxation to fund the king's extravagant lifestyle and military campaigns.

Additionally, Louis XIV restricted individual freedoms and suppressed dissent, leading to limited political representation and a lack of social mobility. The nobility enjoyed privileges and exemptions, further exacerbating social inequality.

Thus,  Louis XIV's rule was characterized by a highly hierarchical society and a vast power imbalance between the monarchy and the general population.

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Which of the following is the best location for a hydropower plant?
OA. High in the mountains
B. In a windy location
C. Near a large water source
D. Deep in a mine

Answers

near a large water source. good luck!
C. Near a large water source

The first Earth Day, celebrated in the United States on __________________, marked the beginning of the modern environmental movement with coast-to-coast rallies and teach-ins.

Answers

Answer:

April 1970

Explanation:

The first Earth Day, celebrated in the United States on April 1970, marked the beginning of the modern environmental movement with coast-to-coast rallies and teach-ins.

What do you understand by Great circle?.please hurry.​

Answers

Answer:

Great circle is an imaginary circle drawn on the earth which have the same circumference as the earth.

What mountains separate italy from the rest of europe?.

Answers

Answer:

the alps

Explanation:

I just looked it up :)

Answer:

The Alps separate Italy from the rest of Europe

Explanation:

hope this helps and is right!! p.s. i really need brainliest :)

HELPPPPP I WILL MARK ITTT IS FOR GEOLOGY!!!!

How do flow rate and gas’s content affect the appearance of lava

Answers

Answer:

They help to show the driving force of the explosive eruptions and the viscosity shows whether the eruption would be explosive or not

Why do we need to do prior research before conducting our field work?

Answers

Answer:

Field work is the process of observing and collecting data about people, cultures, and natural environments.

Explanation:

Field work is conducted in the wild of our everyday surroundings rather than in the semi-controlled environments of a lab or classroom. This allows researchers to collect data about the dynamic places, people, and species around them.

Which californian city shares its name with the capital of costa rica?.

Answers

Answer:

San josé

Explanation:

it's the capitol of Costa Rica and a city in California

Which of the following was the most important development that caused people to shift from hunter-gather societies to agricultural settlements more than 5,000 years ago?
A.
the growth of organized religion
B.
the use of flood plains and irrigation
C.
the industrialization and mechanization of farming
D.
a change in climate that made foraging impractical

Please select the best answer from the choices provided.

A
B
C
D

Answers

Answer:

B.

the use of flood plains and irrigation

B. the use of flood plains and irrigation

Select all that apply Strike-slip zones ______. Multiple select question. may lie totally within a tectonic plate are created due to rising magma can separate two plates (either being continental or oceanic) only form at continental crust boundaries may create large shear zones

Answers

Strike-slip zones lie within the tectonic plates, separate the two plates as continental or oceanic, and created large shear zones.

What are tectonic plates?

Tectonic plates are found in the crust of the Earth mainly in the lithospheric region.

When the vertical zones shifted the two blocks to the horizontal direction in parallel by hitting the fault zone, then the created zone is called a Strike-slip zone. It is usually formed between the oceanic and continental plates under the surface of Earth by forming large shear openings.

Therefore, the explanation provided in options A, C, and E relates to the formation of Strike-slip zones.

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Which set of ordered pairs has point symmetry with respect to the origin (0, 0)? (5, 4), (-5, -4) (5, 4), (5, -4) (5, 4), (4, 5) (5, 4), (-5, 4) A total of 10,800 pharmacy technicians were hired last year in particular country. This is 3% of all pharmacy technicians employed in the country. How many pharmacy technicians are employed in the country? Why did cartoonist thomas nast portray boss william tweed is a vulture feeding on the city of new york? A boy throws a toy up in the air with an initial velocity of 7.9 m/s at an angle of 37 degrees . what is the maximum height reached by the toy? Find the area of the circle. A circle has a diameters of 17 centimeters. Pi value is 3.142 Four students measured the acceleration of gravity. the accepted value for their location is 9.78 m/s2. which student's measurement has the largest percent error? Which addition does the model below represent?5 positive tiles and 3 negative tiles. The measure of angle is 0 is 7pi/4. The measure of its reference angle is ___ , and tan 0 is ____ Which of the following isgenerally true of multistagerockets?A. They cannot reach as high of a velocity asconventional rockets.B. They are easier to build than conventionalrockets.C. They lose weight as they progress throughtheir stages.D. They resupply themselves with fuel as theytravel. what is the answer to this ? 11.3 9 9 9 7.8 surface area of triangular prism Question 28 of 35The Byzantine Empire survived the fall of the Western Roman Empire becauseit:OA. converted to Islam to form alliances with Muslim empires.OB. was able to defend itself against foreign invasions.C. preserved the customs of ancient Greece and Rome.D. became the center of power for the Catholic faith. Rewrite the equation in Ax+By=C form.Use integers for A, B, and C.y+1=2(x+5) What are the three techniques scientists canuse for correlation ? (fossils) Henna Company produces and sells two products, Carvings and Mementos. It manufactures these products in separate factories and markets them through different channels. They have no shared costs. This year, the company sold 58,000 units of each product. Income statements for each product follow. Carvings Mementos Sales $ 974,400 $ 974,400 Variable costs 779,520 194,880 Contribution margin 194,880 779,520 Fixed costs 46,880 631,520 Income $ 148,000 $ 148,000 rev: 09_29_2021_QC_CDR-376 Required: 1. Compute the break-even point in dollar sales for each product. (Enter CM ratio as percentage rounded to 2 decimal places.) The wordvolcanic creates thoughts and feelings of Choose a strategy for interpreting literature and apply it to a work you have read in this unit or in a previous unit. include appropriate textual evidence to inform your reading. your answer should be at least 250 words. coming from 0dysseyware Select the correct answer from each drop-down menu. which qualities show effectiveness at work? in a last few weeks, steve has stopped with his coworkers during work. he takes short lunch breaks and is while working. FIRST CORRECT ANSWER GETS BRAINLIEST What are the seven steps for addressing abuse mistreatment and neglect