Studies of topsoil erosion on Iowa farmland shows that as much as 50 metric tons are lost per hectare during winter and spring rains. This loss is due to the loss of millimeters of soil from across the entire surface of the fields. Which type of erosion would this be?

Answers

Answer 1

Answer:

The type of erosion described in the question is called Water Erosion.

Explanation:

Note that the erosion is caused by winter and spring rains.

Water Erosion can happen when raindrops disintegrate the aggregates of the topsoil. The fragments collect into the soil pores and create a coagulating action which makes it difficult for the water to penetrate the soil. The rainwater having increasingly accumulated on the surface flows off along with the topsoil.

This type of erosion can be further aggravated if:

the rainfall is very heavy;the terrain has a steep gradient thus increasing the velocity of runoffthe soil type has a lower capacity to erosion

Cheers!


Related Questions

help ill give brainlist!!!!!​

Answers

Answer:

I  believe the answer is B. an enzyme

Explanation:

the substrates attach to the active site of an enzyme.

According to the food pyramid what contains large amounts for the making of cell membranes

Answers

Fatty acids

Explanation:

Essential fatty acids need to be consumed through the diet and are important building blocks of cell membranes.

As carnes lombinas e animais de bom porte alimenticio e apropiados para "consumo"(no caso , que pode ser ingerido).

What structure(s) in the cardiovascular system connect arteries to veins?
valves
heart
capillaries
lymph

Answers

Answer:

C. Capillaries

Explanation:

form the connection between the vessels that carry blood away from the heart (arteries) and the vessels that return blood to the heart (veins).

2. From the knowledge of nutrition:-
a) What five conditions are necessary for photosynthesis to occur​

Answers

Answer:

Carbon dioxide

sunlight

oxygen

chlorophyll

water

Hope this helps u

Select the three areas of the human body that are covered by mucous membranes that act as barriers to infection from foreign pathogens. Multiple select question. heart and endocardium genitourinary tract brain and spinal cord gastrointestinal tract liver and gall bladder respiratory tract

Answers

Answer:

gastrointestinal tract

genitourinary tract

respiratory tract

Explanation:

Match the causes with their effects.

Answers

Answer:

"destroys->deforestation"

"Oil spills->harms aquatic"

"injecting->pollutes"

1. deforestation

2. injecting fracking fluids into the ground

3. oil spills during transport on a ship

Pulse is usually takene in​

Answers

Answer:

Pulse is usually taken in the radial

artery in your wrist

Answer:

Your pulse is your heart rate, or the number of times your heart beats in one minute. You can take your pulse using the radial artery in your wrist or the carotid artery in your neck.

Explanation:

Answer from Gauth math

Biological method involves all the following except

(a) data collection (b) observation (c) proportion (d) experiment​

Answers

Its c you are very welcome

Adaptation:
Question 6
A type of large mammal living in herds develops many adaptations over a period of time. These include ability to drink a lot of water and go without water for long periods of time and fur on the top of their body.

What can we say about the living conditions of these mammals?
Select one:

They live in a sunny environment where water is scarce.


They are grass eaters who must travel long distances to find food.


They are hunters that rely on group tactics to get their prey.


They live in a cold environment with lots of trees but little grass.

Answers

I hope this helps...

bộ lưỡng cư không đuôi có đặc điểm cơ bản là

Answers

Answer:

thân ngắn,hai chi sau dài hơn 2 chi trước, đa số hoạt động về đêm

SIOM CSserials
What has a greater influence on protein levels?
(1 point)
Protein degradation has a greater influence because outside factors like antibiotics can
cause it, and it is difficult to recover from.
O
Protein degradation has a greater influence because they are denatured faster than the cell
can produce them.
mRNA destroyer concentration has a greater influence because it is destroying mRNA before
proteins can even be produced.
mRNA destroyer concentration has a greater influence because mRNA is destroyed right
after the proteins are produced.

Answers

Answer:

mRNA destroyer concentration has a greater influence because it is destroying mRNA before  proteins can even be produced.

Explanation:

Proteins are synthesized from mRNA through the process of translation. mRNAs are first synthesized from a coding DNA template through the process of transcription. Hence, if mRNAs are destroyed, it means proteins will not be synthesized at all.

Protein not being synthesized at all means that mRNA destroyer concentration has a greater influence on protein levels than protein degradation. With protein degradation, not all the protein is degraded at once and some quantity of the protein can still be found, but with mRNA destroyer concentration, no protein can be found at all because it was not synthesized in the first place.

A group of local environmentalists noticed that there were a lot of dead fish in the lake in their neighbourhood. They blamed it on agricultural activity and a substance P that was used to increase crop yield. P caused the rapid growth of aquatic plant Q which decreased the amount of dissolved R in water. What are P, Q and R? What is this process called?

Answers

Answer:

P-Pesticides, Q- Algae, R- Oxygen

Explanation:

CAN SOMEONE HELP ME Effects of rays and chemicals on cell

Answers

Explanation:

They have very high levels of chemical reactivity, and therefore generate indiscriminate chemical reactions

Radiation and electrons bombarded by radiation move haphazardly inside the cell, resulting in damage to the various molecules forming the cell.

Chromosomal DNA inside the. cell nucleus can also be damaged

hope this helps

Conjugation differs from reproduction because conjugation Group of answer choices transfers DNA horizontally, to nearby cells without those cells undergoing replication. transcribes DNA to RNA. replicates DNA. transfers DNA vertically, to new cells. copies RNA to make DNA.

Answers

Answer:

it is differs from reproduction because conjunction group of answers

Conjugation transfers DNA horizontally, to nearby cells without those cells undergoing replication.

Conjugation is a mechanism of genetic transfer in bacteria where genetic material, usually in the form of plasmids, is transferred from one bacterial cell to another. Unlike reproduction, which involves the replication and inheritance of genetic material through cell division, conjugation allows bacteria to transfer genetic material horizontally between cells that are in close proximity to each other.

During conjugation, the donor bacterial cell containing the plasmid makes contact with the recipient cell through a specialized structure called a pilus. The plasmid DNA is then transferred from the donor cell to the recipient cell through this pilus. The transferred DNA can include genes that provide advantages such as antibiotic resistance or the ability to metabolize certain substances.

The key difference between conjugation and reproduction is that conjugation does not involve replication of the recipient cell's entire genome. Instead, it transfers specific genetic material from one cell to another. The recipient cell does not undergo replication as a result of conjugation but acquires new genetic information from the donor cell.

Reproduction, on the other hand, involves the replication and inheritance of the complete set of genetic material in the parent cell. It results in the production of offspring cells that are genetically identical or similar to the parent cell.

In summary, conjugation is a form of genetic transfer in bacteria where DNA is horizontally transferred between cells without those cells undergoing replication. It allows for the exchange of genetic material and the acquisition of new traits by recipient cells. Reproduction, on the other hand, involves the replication and inheritance of genetic material through cell division.

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Durante la explosión de una planta nuclear como la ocurrida en Chernóbyl en 1986, una persona se expone por un tiempo a esta radiación ¿qué daños a nivel molecular (ADN O ARN) podría sufrir? Y ¿cómo afectaría esto su salud y a la de su descendencia?

Answers

Answer:

mediante mutaciones en el ADN  

Explanation:

El desastre ecológico de Chernóbil estuvo asociado a la liberación de importantes cantidades de radiación en forma de radioisótopos hacia la atmósfera, como producto de la explosión de un reactor que contenía toneladas de uranio radiactivo. La exposición a este tipo de radiación aumenta las probabilidades de sufrir mutaciones en la molécula de ADN. Dicho de otro modo, la radiación incrementa las chances de sufrir cambios en el material genético hereditario. Las mutaciones generalmente son corregidas por los mecanismos de reparación del ADN; sin embargo, existen ocasiones donde las mutaciones no son reparadas. Por otro lado, las mutaciones a menudo tienen efectos deletéreos y por lo tanto están asociadas a enfermedades, ya que los cambios en la secuencia genética provocan consecuentemente también cambios en las proteínas codificadas por estos genes. Por ejemplo, las mutaciones sufridas por genes supresores de tumores se encuentran asociadas a la aparición de células cancerosas por el mal funcionamiento de dichos genes. El efecto de la mutación depende del tipo celular que sufre la mutación: aunque las mutaciones sufridas por células somáticas pueden afectar la salud, estos tipos de mutaciones no son heredadas (simplemente porque las células somáticas no se heredan), mientras que las mutaciones sufridas por células germinales, es decir, en las células encargadas de la formación de gametos, pueden ser transmitidas a la descendencia.

how do plants use carbon dioxide

Answers

Explanation:

Plants use photosynthesis to capture carbon dioxide and then release half of it into the atmosphere through respiration. Plants also release oxygen into the atmosphere through photosynthesis.

if my answer helps you than mark me as brainliest

Why do turtles hv paddle like flippers ?

Answers

Answer:

The answer is

Explanation:

Turtles have paddle like flippers to push back water while swimming.

Answer:

Turtles hv paddle like flippers so that they can push the water backward, move forward and swim easily

Glaucoma is a leading cause of blindness. Studies have linked a common form of glaucoma to three genes and more than 20 genetic loci. Which best describes glaucoma? a recessive trait that requires multiple recessive alleles to be expressed a polygenic trait that is influenced by the alleles of several genes a codominant trait that is expressed more often when more dominant alleles are present a dominant trait that depends on the presence of only one of many dominant alleles

Answers

Answer:

Question

Glaucoma is a leading cause of blindness. Studies have linked a common form of glaucoma to three genes and more than 20 genetic loci. Which best describes glaucoma?

Answer

(A) - a recessive trait that requires multiple recessive alleles to be expressed

Explanation:

Glaucoma is a polygenic trait influenced by the alleles of several genes.

Polygenic phenotypic traits are those influenced by many genes, which interact to shape the phenotype.

Polygenic traits exhibit a bell-shaped distribution in a population (i.e. they have a continuous distribution).

Some examples of polygenic traits include, among others, height, body shape, skin color, weight, etc.

A polygenic trait that is also affected by environmental factors is known as a multifactorial trait.

In conclusion, glaucoma is a polygenic trait that is influenced by the alleles of several genes.

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Cells in the human body carry out different functions. Which cells help the body fight off diseases and remain healthy? Choose the two that apply.

Answers

Phagocytes and lymphocytes

What is meant by the term drug delivery?

Answers

Answer:

Drug Delivery

Explanation:

Drug delivery is the method or process of administering a pharmaceutical compound to achieve a therapeutic effect in humans or animals. For the treatment of human diseases, nasal and pulmonary routes of drug delivery are gaining increasing importance

1 A large quantity of fertiliser has been washed into a stream. Decide whether the following 'rise' or 'fall'.

a) Concentration of minerals in the water
b) Total biomass of algae
c) Light levels below the surface
d) Amount of photosynthesis below the surface
e) Mass of decomposing organic matter f ) Number of bacteria
g ) Amount of respiration below the surface
h ) Amount of oxygen dissolved in the water
i) Number of mayfly nymphs in the water j) Number of fish in the water​

Answers

A rise b rise c fall d fall e rise g fall I think h is fall and fall for I also

Does a chemical reaction in dynamic equilibrium mean that the concentration of reactants and products is equal? Explain.

Answers

No, concentration of reactants and products are not necessarily equal in a dynamic equilibrium. Equilibrium occurs for a reversible reaction.

Can podocyte cells in the Bowmann capsule attach to any other basement membrane other than the glomerular basement membrane? That is, it can itself have a separate layer of base membrane?​

Answers

Answer:

"Podocytes are cells in the Bowman's capsule in the kidneys that wrap around capillaries of the glomerulus. Podocyte cells make up the epithelial lining of Bowman's capsule, the third layer through which filtration of blood takes place.[1] The Bowman's capsule filters the blood, retaining large molecules such as proteins while smaller molecules such as water, salts, and sugars are filtered as the first step in the formation of urine. Although various viscera have epithelial layers, the name visceral epithelial cells usually refers specifically to podocytes, which are specialized epithelial cells that reside in the visceral layer of the capsule. "

Explanation:

hope this helps

2) Micah and Taylor investigate the effect of tap water and spring water on the growth of plants.

They grew two plants of the same type and size in separate containers. Every three days, they

added the same amount of tap water to one plant and the same amount of spring water to the

other. Describe an action that would best improve the reliability of their results?

Answers

Answer:

To improve the reliability of the results, the nutritional component of each category of water must be tested and recorded.

Second, the experiment should be carried out under greenhouse conditions.

The above actions will afford more control. When an experiment is controlled, it means that except for the dependent variable, all other variables are kept constant by the scientist.

By performing the experiment under greenhouse conditions, the kind of water the plants receive, temperature and other biotic actors are kept within measurable limits thus increasing the reliability of the results.

Cheers!

1. What academic subset of oceanography studies seafloor features and the processes that form them?
O A. Biological oceanography
O B. Marine geology
O C. Physical oceanography
O D. Chemical oceanography

Answers

Biology
Oxnh ma 7 acid

what is the defination of matter?​

Answers

Answer:

matter is a kind of substance

Answer:

any thing that has a mass and occupies space is called matter

Explanation:

for example

a book is a matter because it has a mass and it also occupies some space

Why do you think engineers working on the Venice Tide Barrier project are following the Engineering and Design Process?

A. A creative, effective solution an be developed
B. The Engineering and Design Process costs more time and money
C. It eliminates the need for creativity
D. Over time, there will be no need to brainstorm or test ideas

Answers

Answer:

Please correct me if I’m wrong but I believe it’s cause it’s A

Explanation:

sorry If I answered your question wrong I didn’t mean to I really tried

Answer:

listening the money by the drums

Explanation:

Your forest has three domains: certguide and its two children domains west.certguide and east.certguide. The west domain runs at domain functional level 2012 R2. The east domain runs at domain functional level 2008. You have been tasked with bringing the entire forest to forest functional level 2016. How would you approach raising the east.certguide domain

Answers

Answer: It's worth noting that, the recommended upgrade path is to demote existing servers and promote new servers whenever you can. If that is not possible in your environment, you can run in-place upgrades from Server 2012 R2 to Server 2016.

HELP ME PLEASE FASST
Which of the following describes a scenario that could increase the winds of the jet stream?
O Faster global convection currents
O Decreasing radiation from the sun
O Equal heating of the Earth's surface
O Stopping conduction from the ground​

Answers

Answer:

faster global convection currents!

Fortunately I just took this quiz and received 100%!

The statement that explains scenerio that can bring an increase to winds of the jet stream is A: Faster global convection currents.

Jet streams can be regarded as a fast flowing as well as narrow and meandering, air currents which is found on Earth and other planet. It is a bands of strong wind which moves to east from west in the globe.

The wind of jet stream do increase by the action of wind current, because convection current do aid the movement of this this wind from a place to the other

Therefore, option A is correct.

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Describe the functions of the three main regions of the brain

Answers

Answer:

The three main functions of brain are cerebrum , cerebellum , brainstem

Other Questions
What is the answer -13.62-(27.9) According to Aristotle, poetry is a form of Find the sum of 2 5/10 and 5 4/15. Then, in two or more complete sentences, explain the steps you used to add the mixed numbers. element X has two isotopes: X-27 and x-29. x-27 has an atomic mass of 26.975 and a relative abundance of 82.33%, and X-29 has an atomic mass of 29.018 and a relative abundance of 17.67%. calculate the atomic mass of element X. show your work 1. explain the procedure undertaken if you have to measure the density of the contents of a milk carton. 2. two objects have the same mass. How about the density of the two objects? write a paragraph about social harmony How many and of which kind of roots does the equation f(x) = x3 x2 x + 1 have?A. 2 real; 1 complexB. 1 real; 2 complexC. 3 realD. 3 complex When working on a reconciliation, the Reconciliation screen has all the transaction data you need. On the Reconciliation screen, by default, the list of transactions hides transactions that occur after the statement end date. To show all transactions _______________________________ or select the Clear filter/View all link in this same area to remove all filters. Which option below would correctly fill the space above? A) "Statement ending date filter" in the upper left corner of the transaction list B) "Statement ending date filter" at the right side of the transaction listC) "Statement ending date filter" in the upper left corner of the transaction list D) Statement ending date filter in the upper left corner of the transaction list Simon Companys year-end balance sheets follow.At December 31 2017 2016 2015Assets Cash $26,403 $29,364 $29,991 Accounts receivable, net 73,552 52,436 40,392 Merchandise inventory 96,214 70,676 43,017 Prepaid expenses 8,255 7,944 3,467 Plant assets, net 230,047 214,124 189,133 Total assets $434,471 $374,544 $306,000 Liabilities and Equity Accounts payable $107,101 $64,564 $40,392 Long-term notes payable secured bymortgages on plant assets 82,497 84,422 66,273 Common stock, $10 par value 162,500 162,500 162,500 Retained earnings 82,373 63,058 36,835 Total liabilities and equity $434,471 $374,544 $306,000 Required:a. Compute the current ratio for the year ended 2017, 2016, and 2015. b. Compute the acid-test ratio for the year ended 2017, 2016, and 2015. What does it was now midnight, and my task was drawing to a close. Mean? When the solution of x2 9x 6 is expressed as 9 plus or minus the square root of r, all over 2, what is the value of r? X equals negative b plus or minus the square root of b squared minus 4 times a times c, all over 2 times a 6 42 57 105 I need to know whats 500+0+12+44+55+500+0+12+44+55+ 500+0+12+44+55+500+0+12+44+55+ I need help one this question how do you Factor 75 - 95. y=8ln(x+7)-8x+3 [-6,5;0] HELP ASAP PLEASE!!!!!!!!!!!!!!!!! Which of weather expression best describes the picture you see?A. Hace fro.B. Est lloviendo.C. Est nevando.D. Hace buen tiempo. What is the product 1/2 * 1/8 Rewrite the following sentences, using suggestedQuestion 33: You can do a lot of work on computer.-> A lot________________________________________________________________Question 34: Examinees should read the questions in the test carefully .-> The questions _______________________________________________________Question 35: Thanh gave a difficult question. Lan gave a more difficult question.-> Lans question _______________________________________________________help me On July 1, 2017, Lopez Company paid $1,400 for six months of insurance coverage. No adjustments have been made to the Prepaid Insurance account, and it is now December 31, 2017. Zim Company has a Supplies account balance of $5,400 on January 1, 2017. During 2017, it purchased $2,200 of supplies. As of December 31, 2017, a supplies inventory shows $900 of supplies available. Prepare the journal entries to reflect expiration of the insurance and correctly report the balance of the Supplies account and the Supplies Expense account as of December 31, 2017. Q 13.3: Which of the following is the least stable radical choice? Tertiary radical. B : Allyl radical. C : Secondary radical. D : Methyl radical. E : Primary radical.