How did the amount of rainfall help determine the formation of the prairie?

Answers

Answer 1
when a moderate rainfall area had wetter years, many trees began growing. when there were drier years, fires of ten occurred and killed off the small trees. However, the fires did not kill most grasses. Therefore, prairies with grassland won out in the open areas. Where the areas were most moist and protected, forests grew.

rainfall averaged between 25 cm per year and 100 cam per year in the prairie regions. the eastern parts of the prairie usually received more rainfall that the western parts of the prairie. the difference in rainfall is onereason why the food chain varied somewhat from east to west in the prairie ecosystem.

Related Questions

The range of the data:25, 81, 20, 22, 16, 6, 17,15,12, 30, 32, 10, 91, 8, 11, 20 is.

Answers

Answer:

The range for the following data is 83

Explanation:

To find the range of data given, you take the largest number and subtract the smallest number from it. (Biggest # - Smallest #)

91 is the biggest number.

8 is the smallest number.

91-8 = 83

83 is the range.

A police officer is using a radar device to check motorists.

Answers

Answer: A Binomial distribution apply when we have n identical and independent events with two possible results, success or fail, and a probability p of success and 1-p of fail. Then, the probability that from the n events, x are success is:

Then, the number of motorist driving more than 5 miles per hour over the speed limit follow a Binomial Distributions, because we have 4 randomly selected motorists with two possible options: they are driving more than 5 miles per hour over the speed limit or they aren't, and the probability that they are driving more that 5 miles per hour over the speed is 0.4.

Finally, the probability P that among 4 randomly selected motorists, the officer will find at least 1 motorist driving more than 5 miles per hour over the speed limit is:

P = P(1) + P(2) + P(3) + P(4)

Where n is equal to 4 and p is equal to 0.4. Replacing the values for every x, we get:

Finally, P is equal to:

P = 0.3456 + 0.3456 + 0.1536 + 0.0256

P = 0.8704

Explanation:

Answer:

yes

Explanation:

Marcus has been reading about a national program answers.

Answers

What the reader can conclude about Marcus is: A. Marcus thinks the television has a negative effect on people.

The question is about a letter written by a young Marcus to the Editor of his school's newspaper.

In that letter, he mentioned the huge number of hours spent by people watching television. It amounts to 2 months in a year and 9 years of a person's life. All of these hours will never be gotten back.

So, Marcus thinks that television has a negative effect on people.

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To compare the teaching methodologies of two of its eighth-grade math teachers, a school decides to compare student test scores from the two classes throughout the year. Which type of statistical study is the school conducting?.

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The type of statistical study that the school is conducting can be referred to as: a Prospective Observational Study.

Prospective Observational Study is a type longitudinal observational study where the research does not manipulate the research subjects but simply observe and collect data of the research subjects as their characteristics changes over time going forward.

Therefore, the type of statistical study that the school is conducting can be referred to as: a Prospective Observational Study.

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What is the function of the hormone progesterone brainly.

Answers

Answer: Progesterone prepares the endometrium for the potential of pregnancy after ovulation. It triggers the lining to thicken to accept a fertilized egg. It also prohibits the muscle contractions in the uterus that would cause the body to reject an egg.

Explanation:

How to make hydroxyquinoline at home with grapefruit and lemon.

Answers

Hydroxyquinoline CANNOT be made from grapefruit and lemon because it can only be synthesized and is not a natural compound.

With this in mind, we can see that hydroxyquinoline is usually used to salve the effects of a freshly cut cow udder as it is applied to soothe skin.

Furthermore, it can be chemically gotten when glycerol is mixed with 2-aminophenol alongside with sulphuric acid and this cannot be gotten from grapefruit and lemon.

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If you suspect information has been improperly or unnecessarily classified what should you do first.

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If you suspect that an information has been improperly or unnecessarily classified, the first action you should take is to: Discuss your concerns with your security manager or supervisor.

An information can be defined as a data or group of data that has been processed and it is available for beneficial use by an end user.

Generally, there are two (2) main categories of information and these include:

Classified information: it contains sensitive information and as such, it is restricted to authorized users only.

Unclassified information: it can be accessed and used by everyone (general public).

For security purposes, if you suspect that an information has been improperly or unnecessarily classified, the first action you should take is to immediately discuss your concerns with your security manager or supervisor.

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Which of the following illustration do not show congruence.

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Congruence simply means harmony or compatibility. The shapes are congruent when they have the same shape and size.

Your information is incomplete. Therefore, an overview of congruence will be given. Two geometric figures are congruent if it's possible to superpose one of them on the other one.

When two similar shapes are placed above each other, and they cover each other, then they are said to be congruent.

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Point e is drawn on the graph so that line ef is parallel to line cd. If the coordinates of point e are (, y), what is the value of y? −8 −4 0 8.

Answers

Based on the graph given, it can be deduced from the computation that the value of y will be -8.

Point C is given as (-10 , -2)  and D = (10 , 6)

The Slope of line CD = ( 6 - (-2) /( 10 - (-10) =  8/20  = 2/5

Since EF is parallel to line CD , the slope of EF = 2/5

Equation  y  = (2/5)x  + c

5y = 2x + 5c

It passes through F ( 6 , -4)

= 5(-4) = 2*6  + 5c

= -20 = 12 + 5c

5c = -32

5y = 2x - 32

Point E ( - 4 , y)

5y = 2(-4) - 32

5y = -8 - 32

5y = -40

y = -8

Therefore, the value of y is -8.

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Answer:

a

Explanation:

Which specific process in the light-dependent reactions produces oxygen and hydrogen ions?.

Answers

Answer: Oxygen and hydrogen ions are also formed from the splitting of water. Keep in mind that the purpose of the light-dependent reactions is to convert solar energy into chemical carriers (NADPH and ATP) that will be used in the Calvin cycle. In eukaryotes and some prokaryotes, two photosystems exist.

Integrating research, writing a paper, and creating a presentation are examples of
Compotition
expectations
homework
study group

Answers

Homework it's homework

A student wants to prove that the base angles of an isosceles triangle are congruent.

Answers

There are different kinds of triangles. The options that could be used as part of the proof that B = C are;

≅ because of the Symmetric Property

≅ because of the definition of a midpoint

≅ because of the definition of an isosceles triangle

∠ ≅ ∠ because corresponding parts of congruent triangles are congruent.

Isosceles triangles is known to have at least two congruent sides and also at least two congruent angles.

The congruent sides is referred to as legs that create the vertex angle. The other two congruent angles are known to be the base angles.

See full question below (using the image attached)

A student wants to prove that the base angles of an isosceles triangle are congruent. The student draws isosceles triangle ABC with base angles B and C.

Point M is drawn as the midpoint of BC.

Which of the following could be used as part of the proof that B = C? Select all that apply

guys does 9+10= 21
explain please

Answers

Answer:

Yes.

Explanation:

Its 21 because a genius said it was.

Read the instructions found on the next page.

Answers

Answer:

One question! What page is it? I'll be willing to help! ;)

Explanation:

In what way is flick sticking his tongue on the flagpole an example of negative reinforcement?.

Answers

Sticking the tongue on the flagpole is an example of negative reinforcement because it produces an unpleasant sensation. In consequence, this behavior will be avoided in the future.

Negative reinforcement refers to a phenomenon that allows teaching a particular behavior.

Negative reinforcement occurs when an uncomfortable and/or unpleasant situation is taken away as a reaction to a particular stimulus.

This process (negative reinforcement) involves discarding the negative situation in order to strengthen a particular behavior.

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Meiosis contributes to the process of reproduction by producing what type of cell?.

Answers

Meiosis contributes to the process of reproduction by producing gamete cells.

A bag contains chips of which 27. 5 percent are blue. A random sample of 5 chips will be selected one at a time and with replacement. What are the mean and standard deviation of the sampling distribution of the sample proportion of blue chips for samples of size 5 ?.

Answers

Answer:

No. of blue chips contain in a bag = P = 27.5 % = 0.27

No. of chips random selected at a time with replacement = n = 5

We know that the mean and standard deviation of the sampling distribution of the sample proportion  (p) is given by :-

\mu\-_pμ\-p = p

    = 0.275

\sigma_pσp = \sqrt{\frac{p (1-p)}{n} }np(1−p)

Where p= Population proportion and n = sample size.

Let p be the proportion of blue chips.

As per given , we have

p= 0.275

n= 5

= \sqrt{\frac{0.275 ( 1 - 0.275)}{5} }50.275(1−0.275)

= 0.1997

The mean and standard deviation of the sampling distribution of the sample proportion will be 1.375 and 0.9984.

What is the mean and standard deviation?

The standard deviation is a statistic that expresses how much variance or dispersion there is in a group of numbers. While a high standard deviation suggests that the values are dispersed throughout a larger range, a low standard deviation suggests that the values tend to be near to the established mean.

A bag contains chips of which 27.5 percent are blue. A random sample of 5 chips will be selected one at a time and with replacement.

Then the mean is given as,

Mean = 0.275 x 5

Mean = 1.375

Then the standard deviation is given as,

Standard deviation = √[5 x 0.275 x (1 - 0.275)]

Standard deviation = √0.99687

Standard deviation = 0.9984

The mean and standard deviation of the sampling distribution of the sample proportion will be 1.375 and 0.9984.

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Sea level is currently rising at 5 mm/yr, and scientists predict that global warming could cause a rise in sea level of 7 m if left unabated. How long will it take the sea to rise 7 m at the current rate?.

Answers

Answer:

1400 years

Explanation:

Let us convert everything to the same units first. For simplicity, I will convert everything to millimeters.

7 m = 7 m x (1000 mm / 1 m) = 7000 mm

Since the rate is 5, we can use this equation:

rate*time=length

5*years=7000

solve

years=1400

Which of these individual actions would have the greatest impact on public policy?.

Answers

It should be noted that political parties and interest groups have a great influence on public policy.

A political party is composed of people who have similar political beliefs and aims. The candidates from this organized group aspire to be elected and thereby influence public policy.

An interest group has no intention of getting its members to hold government positions. It simply influences public policy by mainly lobbying.

Interest groups have a greater impact on determining and shaping public policy as they represent businesses and corporations. They also influence people through media campaigns.

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How did the new jersey plan address the issue of representation brainly.

Answers

Answer:

By thinking Their brain is very Big that's how i think so

Answer:

That's the answer thanks for the points

Explanation:

Hope it helps

The crew of a garbage truck takes 5 hours to empty all the bins in one neighborhood on pickup day. The city assigned a second garbage truck to this neighborhood. During their training, it took the crew from the second truck 8 hours to empty all the bins. A table showing rate in part per hour, time in hours, and part of bins emptied. The first row shows first truck and has, startfraction 1 over 5 endfraction, t, and startfraction 1 over 5 endfraction times t. The second row shows second truck and has, startfraction 1 over 8 endfraction, t, and startfraction 1 over 8 endfraction times t. When the two crews start working together, what part of all the garbage bins will the first garbage truck empty? 0. 6 0. 5 0. 7 0. 4.

Answers

When the two crews start working together, the part of all the garbage bins that the first garbage truck will empty is; A: 0.6

We are told that the first truck empties all bins in 5 hours. Thus;

Rate of first truck per hour = ¹/₅

Second truck empties all bins in 8 hours. Thus;

Rate of second truck per hour = ¹/₈

If both trucks work together, their rate per hour is;

Combined rate per hour = ¹/₅ + ¹/₈

Combined rate per hour = ¹³/₄₀

Thus, number of hours it will take for both of them to do the whole job, we will solve as;

¹³/₄₀t = 1

where t is the time it will take both of them combined to finish the whole job.

Thus;

t = ⁴⁰/₁₃

The part that the first garbage truck will empty when they both work together = ¹/₅t = ¹/₅ * ⁴⁰/₁₃

⇒ Approximately 0.6

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Answer:

0.6

Explanation:

they will be evenly working together at 0.6

What evidence do the positions of the peaks and dips in its spectrum provide about an object?.

Answers

The positions of the peaks and dips in its spectrum provide evidence about the ELEMENTAL COMPOSITION of an object. Each element can absorb light at determined wavelengths.

Each element can absorb light rays at determined wavelengths because elements are composed of different atoms.

Spectroscopy is a field of study focused on the interaction between the atoms of an element and electromagnetic radiation as a function of the wavelength.

This field (spectroscopy ) studies the absorption and emission spectra of light by matter, which can be used to determine the elemental composition of an object.

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How does your power output in climbing the stairs compared to the power output of a 100 watt.

Answers

Answer:

the power output is the amount of gravitational potential energy being carried out by releasing electricity

In texas longhorn cattle, coat coloration is an inherited trait. What is the genetic basis of coat-color variation in texas longhorn cattle?.

Answers

The genetic basis of coat-color variation in texas longhorn cattle is simply a result of the differences in the nucleotide of genes.

It should be noted that during gene transcription, there'll be a segment of a gene that's used in creating a complementary mRNA.

The differences in the nucleotide of genes will result in the genetic basis of coat-color variation in texas longhorn cattle. Some of the traits that are applicable to the cattle include color, confirmation, and personality.

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What contributed to poor working conditions for factory workers in the late 1800s? choose three answers.

Answers

1. The amount of people working in the same place
2. The lack of training people had
3. Poverty and over working.

Which of these is not one of the standard placeholders on the handout master?.

Answers

The option that is not one of the standard placeholders on the handout master is;

D: Author

The missing options are;

a. Date

b. Header

c. Page Number

d. Author

The Handout Master tab is the tab in Microsoft power point that is used to edit the appearance of presentation handouts which includes the headers, footers, layout and the background.

Now, any changes that are made to the handout master will definitely appear on all the pages of the printed copy of the handout.

Looking at the options, the only one that doesn't appear as a standard placeholder in handout master is Author.

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A food worker takes three hours to reheat a pot of soup for a buffet to 165°f (74°c).

Answers

An action the food worker must take next is to throw the soup out.

Food preservation is an art that typically involves the process of preventing food spoilage by mitigating or reducing the activities (growth) of microbial organisms and other external factors while maintaining the nutritional value, flavor and texture of a food.

Some of the common factors that result in food spoilage include the following:

TemperatureOxidationMoisture contentPathogens (microorganisms) such as yeast, molds, bacteria, etc.

A soup is an example of a time/temperature control for safety (TCS) foods because they are more susceptible to the growth of pathogens (microorganisms) such as yeast, molds, bacteria, etc.

For TCS foods, it is important that they are cooled from 135 Fahrenheit (°F) to 70 Fahrenheit (°F) within two (2) hours, else, it must be thrown out. Since this food worker took three (3) hours to reheat the pot of soup to 165°F (74°C), he or she must throw the soup out because it has exceeded the minimum time required for TCS foods.

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A ti 1 of 1 el auto anoche. (dañar, pretérito).

Answers

A ti se te dañó el auto anoche.

The verb "dañar" implies the production of damage to a certain or determinable thing or person.

Thus, the sentence refers to damage that happened to the car of the person to whom the sentence refers. In addition, this damage occurred in the past tense, that is, on the night before the sentence is pronounced.

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The computer-related professional who writes codes for a wide range, from business software to games.

A)Software Tester

B)IT Manager

C)System Analyst

D)Computer Programmer

Answers

Answer: Im going to guess A

Explanation: I honestly don't know if its not correct please let me know eee

In the chairman's white paper, "mission command" (2012), "_____ equips decision-makers at all levels with the insight and foresight to make effective decisions, to manage associated risks, and to consider second and subsequent order effects. ".

Answers

In the chairman's white paper, "mission command" (2012), it is required understanding equips decision-makers at all levels. It involves making effective decisions and managing associated risks.

M.E. Dempsey, who is Chairman of the Joint Chiefs of Staff, published the Mission Command White Paper in 2012.

This publication indicates that mission command represents the main method by which joint forces should exercise command and control.

In this paper, Dempsey states that mission command can be considered as a constant effort to understand and then direct effectively the achievements of intent.

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The ratio of the corresponding dimensions of two similar parallelograms is 3.1. Theratio of the base to height for each parallelogram is 5:4. If the height of the smallerparallelogram is 100, what is the base of the larger parallelogram?A 125.240C.300D.375 How do temperature and concentration of monounsaturated phospholipids change the rate at which molecules permeate the plasma membrane? Please do this ASAP, its due in 30 minutes! Thank you!No links It is harder to get in shape than staying in shape Which of the following points would fall on the line produced by the point-slope form equation y - 10 = 3(x - 11) when graphed? find the measure of the indicated angle to the nearest degree A group of eight golfers paid $445 to play a round of golf. Of the golfers, one is a member of the club and seven are nonmembers. Another group of golfers consists of three members and two nonmembers. They paid a total of $195 . What is the cost for a member to play a round of golf, and what is the cost for a nonmember? Solve for x 3x+3/x-4 = 3x+2/x+4 Wat is acceleration!!!!! urgent help please just guess Mosquitoes are small flying insects which are very harmful. It is only female mosquitoes that bite people. Male mosquitoes do not consume blood.Blood serves as a source of protein for their eggs.can anyone suggest a title please and do not suggest introduction please Gross Private Domestic Investment $1,593Personal Taxes 1,113Transfer Payments 1,683Taxes on Production and Imports 695Corporate Income Taxes 218Personal Consumption Expenditures 7,304Consumption of Fixed Capital 1,393US Exports 1,059Dividends 434Government Purchases 1,973Net Foreign Factor Income 10Undistributed Corporate Profits 141Social Security Contributions 748US Imports 1,483Statistical Discrepancy 50Refer to the accompanying national income data (in billions of dollars). Corporate profits are equal toMultiple Choice$793.$702.$575.$444. Find the arc length of the 3/4 of a circle with a radius of 5 Exercise 6.21.a.The total cost function is given by C = 100 - 5x + 7x2, findthe average cost and marginal cost. In a game of pool, the cue ball moves at a speed of 2 m/s toward the eight ball. When the cue ball hits the eight ball, the cue ball bounces off with a speed of 0.8 m/s at an angle of 20', as shown in the diagram below. Both balls have a mass of 0.6 kg.a) what is the momentum of the system before the collision b) what is the momentum after the collision c) what angle dose the right ball travel after the collision d) what is the magnitude of the eight balls velocity after the collision Find the value of k for which the following system of equations has infinite solution. 5x +2y=k,10x +4y=3 Choose the algebraic description that maps the image ABC onto ABC.Question 2 options:(x,y) (x 4,y)(x,y) (x,y + 4)(x,y) (x,y 4)(x,y) (x + 4,y) The endosymbiotic theory provides an explanation for the origin of chloroplasts. Which trait of chloroplasts supports this explanation? A. Chloroplasts do not reproduce. B. Chloroplasts rely on proteins that are made by the cell. C. Chloroplasts are larger than prokaryotic cells. D. Chloroplasts have their own DNA. Suppose real GDP is forecasted to grow by 1.881.88 %, the velocity of money has been stable, and the Fed announces an inflation target of 2.502.50 %. What is the largest money growth rate the Fed could implement and still achieve its inflation target Rearrange to make P the subject, :).. we examine the effect of socioeconomic status on social anxiety after controlling for age, marital status and sex