Thursday, August 27, 2020

Reconstruction free essay sample

An investigation on the remaking of the south after the American Civil War. This paper portrays the objectives and techniques for recreation of the southern states after the American Civil War. It expresses that remaking attempted to accomplish a specific level of racial populism of the blacks with two crucial changes to the constitution: The fourteenth and fifteenth revisions. The paper portrays the counter efficiency with the legislatures leniency towards the southern states, which acquainted dark codes with smother the African-American populace. The creator expresses that remaking accomplished a lot of paying little mind to its undeniable shortcomings: schools were worked to teach blacks and the poor whites, streets were built and the shield given to life and property were absolutely key accomplishments of the administration. List of chapters Presentation Reproduction and its Weaknesses Demeanor of white Southerners Bargain of 1877 End Much after the freedom affirmation declaration, two additional long stretches of war, administration by African American soldiers, and the overpower of the alliance, the country was as yet ill-equipped to manage the subject of full citizenship for its recently at freedom dark populace. We will compose a custom article test on Remaking or on the other hand any comparative point explicitly for you Don't WasteYour Time Recruit WRITER Just 13.90/page The remaking actualized by Congress, which kept going from 1866 to 1877, was planned for redesigning the Southern states after the Civil War, giving the way to at rebuild the southern states. After the Civil War, giving the way to readmitting them into the association, and characterizing the methods by which whites and blacks could live together in a no slave society. The South, be that as it may, considered reproduction to be an embarrassing, in any event, unforgiving weight and didn't invite it. Recreation free exposition test An investigation on the reproduction of the south after the American Civil War. This paper portrays the objectives and techniques for remaking of the southern states after the American Civil War. It expresses that reproduction attempted to accomplish a specific level of racial populism of the blacks with two fundamental changes to the constitution: The fourteenth and fifteenth revisions. The paper depicts the counter profitability with the administrations leniency towards the southern states, which acquainted dark codes with stifle the African-American populace. The creator expresses that recreation accomplished a lot of paying little heed to its conspicuous shortcomings: schools were worked to instruct blacks and the poor whites, streets were developed and the shield given to life and property were unquestionably key accomplishments of the administration. Chapter by chapter list Presentation Remaking and its Weaknesses Demeanor of white Southerners Bargain of 1877 End Much after the freedom affirmation decree, two additional long periods of war, administration by African American soldiers, and the overpower of the alliance, the country was as yet ill-equipped to manage the subject of full citizenship for its recently at freedom dark populace. We will compose a custom article test on Remaking or on the other hand any comparative subject explicitly for you Don't WasteYour Time Recruit WRITER Just 13.90/page The remaking actualized by Congress, which endured from 1866 to 1877, was planned for rearranging the Southern states after the Civil War, giving the way to at rebuild the southern states. After the Civil War, giving the way to readmitting them into the association, and characterizing the methods by which whites and blacks could live together in a no slave society. The South, be that as it may, considered reproduction to be an embarrassing, in any event, unforgiving weight and didn't invite it.

Saturday, August 22, 2020

Titanics silence Essay Example For Students

Titanics quietness Essay Gerald: And, consider the possibility that he does know? Mr Birling: Then well need to think rapidly, wont we? There is quiet for two or three minutes. They are on the whole hanging tight for a thump at the door. Mrs Birling: When the Inspector shows up this time, Im going to approach him for some verification of character. I dont need to be gotten off my gatekeeper like I was last time. Mr Birling: Yes, we should. As I said previously, if any of this gets out, we will all be destroyed. You know, I figure I will utilize my impact and get us a room on the Titanic, which cruises in July. We have to escape from this and have the option to blend in with individuals of value as opposed to the individuals round here. I am anxious about the possibility that that a portion of their propensities may have come off on a few of us. We will compose a custom exposition on Titanics quiet explicitly for you for just $16.38 $13.9/page Request now He takes a gander at Gerald. Mrs Birling: Id like that. Gerald: Would I have the option to come also? I have to invest some energy alone with Sheila. Mr Birling: Then its settled. Well all sail on the Titanic. We can put in half a month in America and return when the entirety of this has blown over. It will be as though nothing He is hindered by a thump at the entryway. Every one of the three trade stressed looks and get up to go to the door. Inspector: Hello! My name is Inspector Goole. Everybody looks shocked And Ive just showed up in Brumley from Scotland Yard. Ive been conversing with Miss Birling and Eric here. Sheila and Eric show up behind the Inspector taking a gander at the others. Sheila sees Mr Birling who has a dangerous look in his eyes. Assessor: I accept they are your children. Mr Birling: They are. Inspector: Good. I have come to ask you a couple of inquiries. A young lady kicked the bucket in the Infirmary about an hour prior. She had gulped disinfectant and passed on a repulsive demise. From what I heard, I accept that you knew her? Mr Birling: What was her name? Inspector: Eva Smith. The drapery falls with everyone remaining in the passage taking a gander at one another with befuddled articulations, not comprehending what to think about the Inspectors remarks. Explanation I decided to compose this scene in the play since I needed to attempt to clarify how the Birlings attempted to work out what the Inspector had said to them. At the beginning of the scene both Erics and Sheilas tempers are extended due to how their folks and Gerald have been attempting to excuse the Inspectors visit and what they had done to Eva. Mr Birling is confounded about where the monitor originated from and why. He disregards this since he is upbeat that there wont be embarrassment about the issue. He talks in a quiet yet carefree voice. I have included Eric presenting himself with the beverages since I need to show that he despite everything tends to drink too much however that he is attempting to stop. When Eric and Sheila go out after Sheila has simply said, I dont care about any of that any more! neither Eric nor Sheila can proceed with the possibility that they should deceive the Inspector about what they have done. Now Sheila is practically crying and hammers the entryway as she leaves. Eric is on edge and stressed for his sister so he exits smoothly yet rapidly so he can find her. When they have left, the other three attempt to overlook what has occurred and what Eric and Sheila said. Every one of them talks tranquilly yet is somewhat uncertain on the grounds that they dont comprehend what Eric and Sheila will do. After Mr Birling has said, Then well need to think rapidly, wont we? there is a long delay. I have placed this in to show that the are for the most part sitting tight for the Inspector who they realize will show up very soon. None of them realize what to state. At the point when they do talk, they talk unobtrusively and slowly. When the Inspector at long last shows up, they all stroll to the front entryway. They dont send Edna on the grounds that they dont need her to get some answers concerning what they have done. .ud1445c289b47aaa83e8f3aef03054382 , .ud1445c289b47aaa83e8f3aef03054382 .postImageUrl , .ud1445c289b47aaa83e8f3aef03054382 .focused content zone { min-tallness: 80px; position: relative; } .ud1445c289b47aaa83e8f3aef03054382 , .ud1445c289b47aaa83e8f3aef03054382:hover , .ud1445c289b47aaa83e8f3aef03054382:visited , .ud1445c289b47aaa83e8f3aef03054382:active { border:0!important; } .ud1445c289b47aaa83e8f3aef03054382 .clearfix:after { content: ; show: table; clear: both; } .ud1445c289b47aaa83e8f3aef03054382 { show: square; progress: foundation shading 250ms; webkit-change: foundation shading 250ms; width: 100%; haziness: 1; progress: mistiness 250ms; webkit-change: murkiness 250ms; foundation shading: #95A5A6; } .ud1445c289b47aaa83e8f3aef03054382:active , .ud1445c289b47aaa83e8f3aef03054382:hover { obscurity: 1; progress: darkness 250ms; webkit-change: haziness 250ms; foundation shading: #2C3E50; } .ud1445c289b47aaa83e8f3aef03054382 .focused content territory { width: 100%; position: relati ve; } .ud1445c289b47aaa83e8f3aef03054382 .ctaText { fringe base: 0 strong #fff; shading: #2980B9; text dimension: 16px; textual style weight: striking; edge: 0; cushioning: 0; content improvement: underline; } .ud1445c289b47aaa83e8f3aef03054382 .postTitle { shading: #FFFFFF; text dimension: 16px; text style weight: 600; edge: 0; cushioning: 0; width: 100%; } .ud1445c289b47aaa83e8f3aef03054382 .ctaButton { foundation shading: #7F8C8D!important; shading: #2980B9; outskirt: none; fringe range: 3px; box-shadow: none; text dimension: 14px; textual style weight: intense; line-stature: 26px; moz-outskirt span: 3px; content adjust: focus; content enrichment: none; content shadow: none; width: 80px; min-tallness: 80px; foundation: url(https://artscolumbia.org/wp-content/modules/intelly-related-posts/resources/pictures/straightforward arrow.png)no-rehash; position: outright; right: 0; top: 0; } .ud1445c289b47aaa83e8f3aef03054382:hover .ctaButton { foundation shading: #34495E!important; } .ud1 445c289b47aaa83e8f3aef03054382 .focused content { show: table; tallness: 80px; cushioning left: 18px; top: 0; } .ud1445c289b47aaa83e8f3aef03054382-content { show: table-cell; edge: 0; cushioning: 0; cushioning right: 108px; position: relative; vertical-adjust: center; width: 100%; } .ud1445c289b47aaa83e8f3aef03054382:after { content: ; show: square; clear: both; } READ: Much Ado About Nothing †Links among Beatrice and Benedick’s relationship and Shakespeare’s Sonnets EssayMr Birling opens the entryway gradually, worried of what he will discover. All through this part Mr Birling is attempting to talk serenely however doesnt deal with this well indeed. He is stunned when the Inspector reveals to him that his name is Inspector Goole on the grounds that he realizes that Goole was the name of the last Inspector. At the point when he sees Sheila and Eric behind the Inspector he turns out to be exceptionally irate. He inclines facing the entryway for help and his hands b egin to shake. His voice unexpectedly gets cold and cutthroat and he gazes directly at the assessor. His discourse has eased back down and he is by all accounts explaining the words to himself in his psyche. Behind him, both Gerald and Mrs Birling are too stunned to even consider speaking. Gerald is concerned that this won't just ruin the two his dad and Mr Birlings organizations however it will imply that he won't have the option to wed Sheila. Mrs Birling gazes straight ahead when she hears that her youngsters have sold out her. She doesnt show any feeling and the main signs that show that she is stressed are that she appears to seize up when she hears the Inspectors name and the name of the young lady that died. From the beginning of the scene until when the Inspector calls, the activity happens in the lounge area. The spots where the characters are in this room are portrayed beneath. Eric is remaining close to the beverages since he needs to continue having a beverage yet is by all accounts attempting to stop himself. Eric and Sheila are sitting close to one another in light of the fact that Gerald is attempting to make up with Sheila despite the fact that Sheila doesnt need to. Mr Birling is sitting at the leader of the table since he despite everything needs to show himself as the leader of the family. Mrs Birling is sitting close to him since she needs to be with her husband. There is an entryway from this room driving into the lobby. This is outlined beneath with the characters set apart in their positions.

Friday, August 21, 2020

Blog Archive Mission Admission What Type of Candidate Are B-Schools Seeking

Blog Archive Mission Admission What Type of Candidate Are B-Schools Seeking Mission Admission is a series of MBA admission tips; a new one is posted each Tuesday. One of the most common questions we hear from business school applicants is “What type of candidate  does Harvard/Stanford/Wharton/Chicago Booth/etc. want?” Of course, the answer to that question is that schools do not want  one  type of applicant. Instead, each school is striving to assemble a remarkably diverse class and thus wants to be able to identify distinct qualities in  each  candidate. Although simplifying a school’s approach to admissions (e.g., “Kellogg wants team players!”) can be appealing, avoid trying to fit into some perceived moldâ€"doing so will only mask your true distinct qualities and strengths. Rather than pandering to a stereotype with regard to your personal/professional experiences or changing your stated goals to match an imagined bias on the part of an MBA admissions committee, you should spend a great deal of time brainstorming to best understand how you can showcase your unique traits. By demonstrating that you offer something different  than other candidates, you have the greatest chance of succeeding. Share ThisTweet Mission Admission Blog Archive Mission Admission What Type of Candidate Are B-Schools Seeking Mission Admission is a series of MBA admission tips; a new one is posted each Tuesday. One of the most common questions we hear from business school applicants is What type of candidate  does Harvard/Stanford/Wharton/Chicago Booth/etc. want? Of course, the answer to that question is that schools do not want  one  type of applicant. Instead, each school is striving to assemble a remarkably diverse class and thus wants to be able to identify distinct qualities in  each  candidate. Although simplifying a schools approach to admissions (Kellogg wants team players!) can be appealing, you should avoid trying to fit into some perceived moldâ€"doing so will only mask your true distinct qualities and strengths. Rather than pandering to a stereotype with regard to your personal/professional experiences or changing your stated goals to match an imagined bias on the part of an MBA admissions committee, you should spend a great deal of time brainstorming to best understand how you can showcase your unique traits. By demonstrating that you offer something different  than other candidates, you have the greatest chance of succeeding. Share ThisTweet Mission Admission Blog Archive Mission Admission What Type of Candidate Are B-Schools Seeking Mission Admission is a series of MBA admission tips; a new one is posted each Tuesday. One of the most common questions we hear from business school applicants is “What type of candidate  does [Harvard/Stanford/Wharton/Chicago Booth/etc.] want?” Of course, the answer to that question is that schools do not want just  one  type of applicant. Instead, each MBA program is striving to assemble a remarkably diverse class and thus wants to be able to identify distinct qualities in  each  candidate. Although simplifying a school’s approach to admissions (e.g., “Kellogg wants team players”) can be appealing, avoid trying to fit into some perceived moldâ€"doing so will only mask your true distinct qualities and strengths. Rather than pandering to a stereotype with regard to your personal/professional experiences or changing your stated goals to match an imagined bias on the part of an MBA admissions committee, you should spend a great deal of time brainstorming to best understand how you can showcase your unique traits. By demonstrating that you offer something different  from other candidates, you have the greatest chance of succeeding. Share ThisTweet Mission Admission

Monday, May 25, 2020

The Effect of the Wapping Revolution on British Journalism...

The Effect of the Wapping Revolution on British Journalism In 1986, when Rupert Murdoch, the owner of News International, moved production of his major titles (The Times, The Sunday Times, The Sun and The News of the World) from Fleet Street to Wapping, he set about an irreversible chain reaction in the structure of journalism in the UK. Although I believe that some kind of major political and technological change in the press was inevitable and arguably overdue by 1986, this essay will argue that the Wapping Revolution itself was bad for British journalism. Rupert Murdoch began monopolizing the UK news market when he bought The News of the World in 1968, followed soon after by The Sun, now†¦show more content†¦The first issue of The Sun contained a photograph of the Rolling Stones accompanied by a naked female and within 100 days the papers circulation leapt from 850,000 to 1.5 million. Women were routinely degraded through page 3 photos of nudes or near nudes. (Source: Despite The Sun -Spectacle productions, 1987) Stephen Koss, author of The Rise and Fall of the Political Press in Britain described Rupert Murdochs genre of newspaper proprietor as a businessman first and foremost. Koss argues that politics were less of a motive for the actions of newspaper owners and more of a method for achieving financial success. Unlike some of the UKs previous press barons, Murdoch was not driven by some altruistic or solely political motive in his acquisition of British newspapers. He is an entrepreneur, and his drive for media domination was predominantly financial: he wished his media investments to be safe, and hoped to achieve this by dominating the market. Until 1986, most of the major London-based newspapers were operating directly out of Fleet Street. The newspaper industry continued using printing methods which had remained largely unchanged since the birth of the printing press itself hundreds of yearsShow MoreRelatedThe News Corporation - Strategic Analysis7537 Words   |  31 PagesMurdoch, is known for his â€Å"strategic gambling† on investments there is a high chance that he gambles too much money away. But this has already been the case and due to his expertise this is not the most awful scenario. The revolution in the print sector does have an even worst effect, when Murdoch does not catch up. If he does not change or innovates his business unit he might lose competitive advantage or even has to sell other units to save his print unit. Introduction With several media divisionsRead MoreEdexcel Igcse Economics Answer49663 Words   |  199 Pagesproduct will also be low. If there are no bids at all this means that there is no demand and the product will go unsold. Sometimes on eBay there may be lots of people selling the same or very similar products. This means that supply is high and the effect will be to lower prices. Chapter 2 Getting started: (a) According to the table, when the price of fleeces is $50, 5,000 fleeces will be purchased per week. (b) As the price of fleeces goes up the number purchased per week falls. For example

Wednesday, May 6, 2020

The Role of Adult Basic and Literacy Education Essay

The Role of Adult Basic and Literacy Education With the passage of the 1988 Family Support Act (FSA), adult basic and literacy education was linked to welfare reform. Based on experimentation with welfare reform during the previous decade, the FSA created the Job Opportunities and Basic Skills Training Program (JOBS). JOBS, which requires states to make educational services available to welfare recipients, was created in response to the general consensus that welfare recipients are not well prepared to enter the work force (Cohen et al. 1994). One of its major underlying assumptions is that a strong foundation of literacy and basic skills is critical to the successful transition to employment and self-sufficiency for AFDC†¦show more content†¦Some of this research is based on experiments with welfare-to-work programs leading up to the FSA (e.g., Californias Greater Avenues for Independence [GAIN] program), but much of it deals directly with the experiences of providing adult basic and literacy education to JOBS participa nts. This Practice Application Briefreviews some of these research findings and describes their implications for practice. What Does the Research Say? Evaluation studies of employment and training programs, including the Comprehensive Employment and Training Act (CETA), the Job Training Partnership Act (JTPA), and JOBS, are one body of research that can inform practice. This research has been conducted over the past 20 years primarily on demonstration programs designed to improve the basic skills and employability of disadvantaged adults. A synthesis (Cohen et al. 1994) of this research resulted in the following conclusions that have a bearing on the role of adult basic and literacy education in welfare-to-work programs: Because they use traditional pedagogical approaches for which many adults have little tolerance, adult basic and literacy education programs have experienced difficulty attracting and retaining participants. Furthermore, many low-skilled adults see no connection between this traditional approach and their primary goal of getting aShow MoreRelatedThe Necessities For Living Are Basic Food, Water, And Shelter1115 Words   |  5 Pages The necessities for living are basic: food, water, and shelter. Plain and simple, but how do you acquire such necessities? Education is the foundation. No matter where anyone goes with life, the need for an education is an important factor in living a healthy, safe, and successful life. In America, many adults still lack the ability to read and understand the world around them because they are not literate, and it doesn’t just affect the individual. The affects are passed down to the children, theRead MoreLiteracy Is A Common Problem Around The Wor ld Essay1415 Words   |  6 Pagestheir selected major. Many adults and children around the world cannot read one sentence, much less pages and pages of comprehensive subject matter. The inability to read and write, known as illiteracy, is a common problem around the world, especially in developing countries, and has many unfortunate consequences. Literacy plays a major role in the world, impacting various aspects of society, politics, and the world economy, not to mention individual lives. Literacy provides personal security byRead MoreNursess Promotion Of Health Literacy Using Theories1706 Words   |  7 PagesNurses Role in Promotion of Health Literacy Using Theories Health literacy has been a problem with our patients. The most vulnerable populations are the elderly, people with low-income levels, those with limited education, non-native speakers of English, those with chronic mental and physical health conditions, minority, and immigrant populations. Nurses have a great role in helping our patients succeed in understanding their health conditions. Nurses can be of great help in promoting health literacyRead MoreThe Digital Literacy Training Program Essay1623 Words   |  7 PagesGoals and Objectives The module served as an introduction to basic computer skills. All students completing this course will be able to operate a computer, familiarize themselves with computer terms, usage and get acquainted with core areas of computer software. The students will have a better working knowledge in regards to the concepts and techniques of computer operations. Students will be better prepared to enter into the labor market and or be better prepared for today’s employment demandsRead MoreThe Literacy Crisis : A Very Prevalent Issue1676 Words   |  7 PagesThe literacy crisis is a very prevalent issue in the United States of America. Many Americans are not proficient in basic skills, such as reading and writing. Sara Gilgore, a writer for Education Week, interviews two early learning experts, Lisa Guernsey and Michael H. Levine. Guernsey states that, â€Å"more than two-thirds of American 4th graders are not reading at grade level in this country† (Gilgore). It is important for children at young ages to start building basic literacy skills because as childrenRead MoreAdults Crave Literacy Essay795 Words   |  4 Pagesthe dark is the problem of illiteracy. Illiteracy is the lack of the ability to comprehend or make sense of knowledge. A deeper look into America’s adult illiteracy problem reveals what we need to change, how we should change these problems and how we can get ahead of this competitive world race for education. In a race for the best education system in the world, the US is falling behind. Just by watching the news, we can see how individuals worldwide are making headlines. Whenever we thinkRead MoreImproving Access:. I Will Examine Two Of The Most Prominent1656 Words   |  7 Pagesfor improving access: universal early childhood education and equivalency/second chance programs for adults. One of the other prominent methods is improving access through information and communication technologies (ICTs). This is a popular idea as remote areas often lack formal and non-formal literacy programs. In these situations, education through technology like television, radio, and the internet is believed to be able to play an important role in improving access. However, recent research hasRead MoreThe Influence of Books on the Past and Present Literacy850 Words   |  3 Pagesbooks such as the bible on the past and present states of literacy. Past literacy based on religious books shows th e origin of the biblical practices of exorcism and the culture of Protestantism in England. It describes the superstitions surrounding the early forms of education and the difficulty they bring as regards the understanding of religious books. The article shows that the understanding of the bible influenced the present state of literacy by introducing prudence and enlightenment. The articleRead MoreEssay on Impact of Health Literacy on Health1193 Words   |  5 Pages Health literacy is defined as The degree to which individuals have the capacity to obtain, process, and understand basic health information and services needed to make appropriate health decisions (Michael K. Paasche-Orlow, 2010), the word Health literacy first appeared in 1974 in a paper which calls for â€Å"education standards for all grade school levels in USA† (Carolyn Speros, 2004) . Some recent works suggest that there is a relation between literacy, low health and premature deaths (ChristinaRead MoreCollaboration Between The Illinois Community College Board And The Division Of Humans Capital Development1622 Words   |  7 Pagesstudy aims to show the collaboration between the Illinois Community College Board and the Division of Humans capital development to improve adult literacy in the State of Illinois. In 2008, the two agencies entered an agreement with the aim of improving the literacy levels in the State and the objective of the agreement was to improve social li teracy among the adults (Charles Horwarth, 2009). The project was to be implemented under the guardianship of the Illinois community College Board (ICCB) that

Tuesday, May 5, 2020

Concentration of HCL affecting surface area to vol ratio free essay sample

The research question that this report is going to discuss is â€Å"What is the relationship between concentration of hydrochloric acid (HCl) and the rate of diffusion? † My hypothesis for this research question is that change in rate of diffusion will be observed when the agar blocks are placed in solutions of different concentrations of HCl. As the concentration of HCl increases, the rate of diffusion will also increase due to the steeper concentration gradient created. To investigate the change in rate of diffusion when different concentrations of HCl are used, I used agar blocks that are stained with universal indicator that would change from green to pink when exposed to HCl. To prepare the agar blocks, I used knife and ruler to acquire 5 agar blocks with equal dimensions of 3. 0cm by 1. 0cm by 0. 5cm. Then I prepared 5 different concentrations of HCl with equal volume of 5cm^3 in test tubes, which were 0. 0M. 0. 2M, 0. 4M, 0. 6M, 0. 8M and finally 1. 0M of HCl. Then, I placed the agar blocks into respective test tubes, measuring the time taken for the agar blocks to turn from green to completely pink. This was repeated 2 more times, having 3 set of readings in total. The results collected showed an increasing trend in the rate of diffusion as the concentration of HCl increased. This clearly supported the hypothesis I derived at. (227 words) ? Content Page Abstract2 Content Page3 Introduction4 Research question:4 Hypothesis:4 Introduction (2)5 Literature Review5 Methodology6 Results8 Results (2)9 Discussion10 Limitations11 Improvements11 Conclusion12 Bibliography13 ? Introduction Research question: How does change in concentration of hydrochloric acid (HCl) affect the rate of diffusion through the agar blocks which contain starch stained with universal indicator, while keeping surrounding temperature, the surface area to volume ratio of agar blocks used and the volume of solution to which the agar blocks were placed constant? Hypothesis: Change in rate of diffusion will be observed when agar blocks are placed in solutions of different concentrations of HCl. As the concentration of HCl increases, the rate of diffusion will also increase due to the steeper concentration gradient created ? Introduction (2) Literature Review Diffusion is known as the net movement of particles from a region of higher concentration to a region of lower concentration along the concentration gradient. There are few factors that affect the rate of diffusion, the time taken for both regions to have equal amount of particles. One of them is temperature. It is known that temperature has the greatest effect on diffusion rates and is the easiest of the factors to change. Increasing the temperature increases the diffusion rate by adding energy to each particle. This is because particles with more energy can move to the region of lower concentration with more speed and more easily. Similarly, lowering the temperature will lower the diffusion rate by lowering the energy of each particle. Another important factor that changes the rate of diffusion is the concentration gradient, which we will be exploring in this experiment. The rate of diffusion depends on the difference between concentrations across the region of lower concentration and higher concentration, with steeper concentration differences resulting in higher diffusion rates (Simon 2013). This can be explained by Fick’s Law, which can be summarised by this equation: Rate of diffusion is proportional to(surface area x difference in concentration )/(Length of diffusion path). From the equation derived from Fick’s Law, it is clearly seen that the difference in concentration (concentration gradient) will increase the rate of diffusion (Michael Kent 2000). This theory can be used to explain real life situations, like how human lungs take in oxygen and give out carbon dioxide in a split second. It is due to the great difference in concentrations of both gases (very steep concentration gradient) that allows relatively fast rate of diffusion. For instance, when breathing in, the concentration of oxygen in alveoli is very high compared to that in the blood vessels surrounding the alveoli. Thus, rate of diffusion is great, allowing oxygen to diffuse as fast as possible. (BBC 2013) Methodology Table 1.1-Table of variables and how it is controlled VariablesDetails of variablesHow it is controlled Independent VariableConcentration of HClConcentration of HCl is controlled by the amount of distilled water added to HCl. For example, in order to achieve a concentration of 0. 2 moldm^(-3), 1. 0 cm^3 of 1 mol of HCl is added, with 4 cm^3 of distilled water added. Dependent VariableRate of Diffusion The time is taken by a stopwatch until the agar blo ck turns pink in colour completely. Controlled VariableTemperature of the surrounding Surface area to volume ratio of the agar blocks Volume of solution to place the agar blocks into. Temperature is set at an air-conditioned room in a Biology lab The agar blocks are cut into same length, same breadth and same height (3. 0 cm by 1. 0 cm by 0. 5cm), thus having the same volume and surface area. This ensures the ratio is the same. The volume of solutions used is kept the same at 5. 0cm^3. Table 1. 2-Apparatus used in the experiment Apparatus QuantityUncertainty 2% Starch Agar (Universal Indicator stained) 1. 0 M Hydrochloric Acid (aq) Deionized Water Stop Watch2 ±0. 01s This might be due to the inaccurate cutting of the dimension of the agar blocks. It could also be due to our inability to decide whether the agar blocks have turned completely green to pink in colour. Thus, the calculated rate of diffusion could have changed. Limitations Some of the results were not as accurate as it was difficult to see whether the agar blocks have turned entirely pink in colour. Some of the agar blocks still had strips of green in them when we removed it from the solution and cut it. This could have affected the time taken for the agar blocks to turn entirely pink and thus, affecting the rate of diffusion. The temperature of the solutions containing the agar blocks might not be constant throughout the whole experiment. This can be due to holding of test tubes with our hands and also putting it down again several times. The heat from the hand might get transferred and the temperature might be altered. This can affect the time taken for the agar blocks to turn completely pink, as higher temperature induce faster rate of diffusion. Some of the results are not very accurate as the surface area to volume ratio was not constant for all the agar blocks tested. One of the reasons is due to the limited amount of agar blocks that were allocated for each bench. Another reason is that it was difficult to use the knife provided to cut the agar blocks in a straight manner and as accurately. This limitation can affect the time taken for agar blocks to turn pink, followed by the rate of diffusion, as some blocks are bigger while some are smaller than the others. Improvements In order to make sure that the agar blocks have turned entirely pink, use a light and put it in a white background where the colour changed is more visible. Then, the calculated rate of diffusion will not be affected. Place the test tubes in a water bath where the temperature can be kept constant at the temperature of tap water. This way, the calculated rate of diffusion will not be affected. Lastly, use a stamp with all the desirable dimension of the agar blocks measured. This way, not only is it convenient, it also helps us acquire the accurate dimensions of the agar blocks, having the same surface area to volume ratio for all the agar blocks. Then, the calculated rate of diffusion will not be affected. Conclusion In conclusion, the readings and the derived results in the form of tables, and line graph support my hypothesis, which is: Change in rate of diffusion will be observed when agar blocks are placed in solutions of different concentrations of HCl. As the concentration of HCl increases, the rate of diffusion will also increase due to the steeper concentration gradient created. With the derived conclusion, it shows that in order for rate of diffusion to be greater, higher concentration of the solution must be used, so that the concentration gradient is steeper.