Case Predicting Performance Free Essays

The pressure of the SAT exam is very great, and many students suffer from test anxiety. The results, therefore, may not truly reflect what a student knows. There is evidence that coaching improves scores by between 40 and 1 50 points. We will write a custom essay sample on Case Predicting Performance or any similar topic only for you Order Now Test scores, therefore, may adversely affect the chances of acceptance for students who cannot afford the $600 or $700 to take test-coaching courses. Are Stats valid, or do they discriminate against minorities, the poor, and those who have had limited access to cultural growth experiences? Alternatives: 1- Keep student selection criteria and its weights as it is for now â€Å"including SAT at 0%† 2- Increase SAT weight 3- Decrease SAT weight to 20% and add to the criteria intelligent test with weight of Alternatives Evaluation: 1 . Keep student selection criteria and its weights as it is for now â€Å"including SAT at 40%† Positives; l. It will give Alex more time to do further study and benchmark with similar colleges. Ii. Alex will gain more practical experience to be able to judge fairly on SAT score iii. People who design the SAT† lb. Stats tap intelligence and employers want intelligent job applicants Negative; I. Alex concerns about SAT score will remain 2. Increase SAT weight Positives; I. SAT score are valid predictors of how well a person will do in college. â€Å"According to people who design the SAT† IL. Stats tap intelligence and employers want intelligent I. Alex concerns about SAT score will increase 3. Decrease SAT weight to 20% and add to the criteria intelligent test with weight of I. SAT will remain part of the selection criteria it. Intelligent test is used by multimillion companies to choose their future employees so by using it in the student selection criteria it will improve the college graduates in finding their Jobs. Negative; I. What if a student â€Å"poor† excels in intelligent test but didn’t do so well in SAT score? It will remain a dilemma to accept him in Ale’s highly selective college. Recommendation:- First alternative is for me is the best†¦ Although it’s scores less than second alternative in the evaluation yet it will allow Alex to have enough time to gain more practical experience and benchmark with other similar organization to improve her decision making process. Also in the second alternative Alex concerns about SAT score will not be eliminated or solved! Prepared by: Amman Taft How to cite Case Predicting Performance, Papers

Preferred stock Essay Example For Students

Preferred stock Essay This case is about a company named Hearts R us. This company provides research and development for medical devices. According to the information provided the company is in its early stage and has no products in the market. They have developed a Heart Valve System that would be revolutionary in the market if is approved. Also theres another company called Bionic Body that is a biological medical device company, they have another product that would work well With this new Heart Value System. Therefore both companies decided to fuse by agreement. The agreement is as follows: $3. Million preferred stock shares of Series A from Heart Company are sold to Bionics with a par value of SSL each. This transaction was completed on November 30, 201 1, according to the information provided. This transaction gave Bionic specific rights: 1. Board Rights, 2. Mandatory Conversion right, 3. Contingent Redemption Rights, 4. Additional Protective Rights, 5. Right of first refusal and Co-Sale Rights. The $3. 5 millions of shares would be convertible in common stock according to the agreement when the PIP reaches net proceeds of at least $50 millions. It is stated that if on ear five of the agreement the FDA has not yet approve the product to be in the market; the shares could be redeemed at its par value. Hearts R us is a company that reports on a year basis and its planning to make an PIP soon. There are a couple of issues surrounding this case. First is an early-stage company that doesnt have the financial stability and this might create trouble for further transactions. The only product that might be coming to the market still depends on a series of trials and the approval of the PDA Since the company is just starting; all of its accounting transactions have being recorded to comply with the events of its outstanding debt. Furthermore they are not required to comply with SEC and are currently not doing so. Also theirs an issue of how to be done to register the Series A shares that have being sold to Bionic. Accounting Authorities Definitions and Statements: Definitions according to FAST: 505-10-20 ; Preferred Stock: A security that has preferential rights compared to common stock. ;Participation Rights: contractual rights of security holders to receive dividends or returns from the security issuers profits, cash flows, or returns on investment. FAST has some guide lines of how companies should report or disclose information of their securities. . FAST: addresses disclosure of information about capital arrangement is in the FAST Codification 505-10-50-3. 2. Participation Right is contractual right of security holders to receive dividends or returns from security issuers profits, cash flows or returns on investments, ; FAST Codification 50310-50-3: An entity shall explain, in summary form within its financial statements, the pertinent rights and privileges of the various securities outs tanding. Examples of information that shall be disclosed are dividend and liquidation preferences, participation right, call prices and dates, conversion or exercise prices or rates and pertinent dates, sinking-fund requirements, unusual voting rights, and significant terms of contracts to issue additional shares. An entity shall disclose within its financial statements the number Of shares issued upon conversion, exercise, or satisfaction of required conditions during at least the most recent annual fiscal period and any subsequent interim period presented. ; FAST codification 505-10-50-4: An entity that issues preferred stock (or Other senior stock) that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares shall disclose the liquidation preference of the stock (the relationship between the preference in liquidation and the par or stated value of the shares). That disclosure shall be made in the equity section of the statement of financial position in the aggregate, either parenthetically or in short, rather than on a per- share basis or through disclosure in the notes. .ubc24ebf624c57f9d904679c2a875ba8f , .ubc24ebf624c57f9d904679c2a875ba8f .postImageUrl , .ubc24ebf624c57f9d904679c2a875ba8f .centered-text-area { min-height: 80px; position: relative; } .ubc24ebf624c57f9d904679c2a875ba8f , .ubc24ebf624c57f9d904679c2a875ba8f:hover , .ubc24ebf624c57f9d904679c2a875ba8f:visited , .ubc24ebf624c57f9d904679c2a875ba8f:active { border:0!important; } .ubc24ebf624c57f9d904679c2a875ba8f .clearfix:after { content: ""; display: table; clear: both; } .ubc24ebf624c57f9d904679c2a875ba8f { display: block; transition: background-color 250ms; webkit-transition: background-color 250ms; width: 100%; opacity: 1; transition: opacity 250ms; webkit-transition: opacity 250ms; background-color: #95A5A6; } .ubc24ebf624c57f9d904679c2a875ba8f:active , .ubc24ebf624c57f9d904679c2a875ba8f:hover { opacity: 1; transition: opacity 250ms; webkit-transition: opacity 250ms; background-color: #2C3E50; } .ubc24ebf624c57f9d904679c2a875ba8f .centered-text-area { width: 100%; position: relative ; } .ubc24ebf624c57f9d904679c2a875ba8f .ctaText { border-bottom: 0 solid #fff; color: #2980B9; font-size: 16px; font-weight: bold; margin: 0; padding: 0; text-decoration: underline; } .ubc24ebf624c57f9d904679c2a875ba8f .postTitle { color: #FFFFFF; font-size: 16px; font-weight: 600; margin: 0; padding: 0; width: 100%; } .ubc24ebf624c57f9d904679c2a875ba8f .ctaButton { background-color: #7F8C8D!important; color: #2980B9; border: none; border-radius: 3px; box-shadow: none; font-size: 14px; font-weight: bold; line-height: 26px; moz-border-radius: 3px; text-align: center; text-decoration: none; text-shadow: none; width: 80px; min-height: 80px; background: url(https://artscolumbia.org/wp-content/plugins/intelly-related-posts/assets/images/simple-arrow.png)no-repeat; position: absolute; right: 0; top: 0; } .ubc24ebf624c57f9d904679c2a875ba8f:hover .ctaButton { background-color: #34495E!important; } .ubc24ebf624c57f9d904679c2a875ba8f .centered-text { display: table; height: 80px; padding-left : 18px; top: 0; } .ubc24ebf624c57f9d904679c2a875ba8f .ubc24ebf624c57f9d904679c2a875ba8f-content { display: table-cell; margin: 0; padding: 0; padding-right: 108px; position: relative; vertical-align: middle; width: 100%; } .ubc24ebf624c57f9d904679c2a875ba8f:after { content: ""; display: block; clear: both; } READ: The United States At The Paris Peace Conference EssayA financial instrument, other than an outstanding share, that, at inception, embodies an obligation to purchase the issuers equity shares, or is indexed to such an obligation, and that requires or may require the issuer to settle the obligation by transferring assets (for example, a forward purchase contract or written put option on the issuers equity shares that is to be physically settled or net cash settled). A financial instrument that embodies an unconditional obligation, or a financial instrument other than an outstanding share that embodies a conditional obligation, that the issuer must or may settle by issuing a variable number of its equity shares, it, at inception, the monetary value to the obligation is based solely or predominantly on any of the following: ; A fixed monetary amount known at inception, for example, a payable settable with a variable number of the issuers equity shares.

Russian Society Right After The Emancipation English Literature Essay free essay sample

The whole drama is a plaint of the transition of clip and every character seems to be fighting with it. The fact that the scene is shown as A room which is still called the babys room , incorporating the word still , delineates intense nostalgia and sets the ambiance of heartache and sorrow on phase. The scene of the drama is in the month of May when the cherries have blossomed in the grove, and although it is summer it is still cold as evident from the line, it is already May, the cherry trees are in flower, but it is cold in the garden and there is a forenoon hoar [ 2 ]. The flowering trees and cherries symbolize the prosperity of the blue bloods which prevailed for a long clip. However, if the trees are in flower now, it is inevitable that the flowers will shortly shrink, that is, the bloom will stop shortly, symbolic of the diminution of the manner of life it represents. We will write a custom essay sample on Russian Society Right After The Emancipation English Literature Essay or any similar topic specifically for you Do Not WasteYour Time HIRE WRITER Only 13.90 / page In fact, the bloom is foreshadowed to last for an even shorter period than normal because it is a cold forenoon. The drama starts with Lopakhin and Dunyasha on phase. When Dunyasha s duologues are deliberated on, we see the struggle between the aroused expectancy of master and mistressaˆÂ ¦coming where she clearly shows the trueness and fidelity of a retainer and the fact that her custodies are trembling , she feels quite swoon and is too refined where she appears more like a lady than a retainer. Hence, early on in the drama, the audience is shown the nature of struggle that the liberated helot undergo. Dunyasha s province complements Lopakhin s admittance that, despite looking like a gentleman, he is a peasant of the provincials . Dunyasha s lines, instantly following Lopakhin s ain struggle show that while some liberated helots have earned the wealth, doing them look like the aristocracy, others like Dunyasha may non hold yet achieved it but dream of lifting up the societal ladder. Conflict is besides evident in what Dunyasha is advised: you ought to retrieve your station which h elps the audience to understand that the helot were still bound to old imposts and societal hierarchy. Dunyasha becomes an of import minor character stand foring the quandary the helot face since they are diffident what their topographic point in society is. As a motive, Dunyasha is seen to be on the brink of fainting, a feature of ladies. Her address is in imitation of the ladies and she is self-involved as ladies would be. She announces to Lopakhin and Anya that Ephikhodof has proposed to her but like a lady with many boyfriend, she hardly ( knows ) what to believe of it . She fancies Yasha whose posturing as a gentleman is more appealing to her and she can non make up ones mind whom to take between Yasha and Ephikhodof. Yasha, the objectionable adult male retainer of Madame Ranevsky, is besides an illustration of the confusion in Russian society. He excessively suffers from an individuality crisis as reflected from his audaciousness, pretense and coarseness on phase. He abstains from seeing his female parent because she reminds him of his provincial yesteryear and ca nt wait to r eturn back to Paris every bit shortly as possible. The helot have now taken on occupations that they are ill-suited to execute. Both Yasha and Dunyasha are inefficient as retainers. Dunyasha forgets the pick when acquiring the java for Madame Ranevsky. Firs, angry at such forgetfulness, calls her a job-lot and the audience realizes the difference between the likes of Firs and the modern job-lots. Ephikhodof uses linguistic communication in a manner that he feels will do him look erudite but tragically ends up being utterly amusing and inexplicable. He excessively poses as a romantic hero, singing a melancholy love vocal upon a mandoline which Dunyasha corrects to be a guitar. He comes across as a sarcasm of a romantic hero whose menace of suicide fusss none. In comparing to these ill-fitted characters, is Firs. He is besides a misfit, dressed in his livery of long coat and white vest and white baseball mitts before he can function java to his kept woman. He has remained unchanged by the Reform and laments the release when the helot were happy but why they were happy they did nt cognize themselves . He prefers the old hierarchal society when the provincials minded the Masterss, and the Masterss minded the provincials and is antipathetic to the present twenty-four hours higgledy-piggledy evident from the retainers behaviors. His house belief in the old order makes him unwilling to accept that the Postmaster and the Station-Master are invited to dance alternatively of generals and barons . He feels physically sick typifying the unwellness in perceives in the manner times have changed. He merely remembers the glorification of the yesteryear when helot used to dry the cherries and soak em and pickle em He helps the audience to unders tand precisely why the grove is so creaky and why Madame Ranevsky has such a immense debt to pay that the grove is threatened to be auctioned. Firs shows how of import the past and its bequest are to one group of characters on phase. In a manner, even Charlotte reveals the importance of a past and of memory. She says, Where I come from and who I am, I have nt a impression and that she has no dealingss or friends. The deficiency of a past creates in her an individuality crisis which contrasts with the crisis Firs faces because of his memory. Pishtchik, another minor character exemplifies why the aristocracy are in great debts. He besides exemplifies Trophimov s description of the Russian landholders at that clip. Like the Ranevskys, he excessively is baffled and faces pecuniary jobs but does nil about it, trusting something good will go on. This baseless optimism is apparent in all the characters who seem to be lost in the yesteryear and shows that likely this was the province of Russian aristocracy at that clip. He is invariably inquiring for money from Ranevsky and makes false promises, I ll pay aˆÂ ¦aˆÂ ¦ piddling amount. While all characters are fighting with their personal memories and struggles, Trophimof is the lone character who reflects on the hereafter of Russia at this point of monumental alteration. He dreams of a Russia where Mankind marches frontward and he sees himself march in the first ranks . He is an dreamer who will demo Russians how to acquire there even if he fails to recognize it in his life-time. His remarks on the blue bloods who call themselves intelligentsia but do perfectly nil, merely talk about scientific discipline show why feudal system needed to be abolished. They treated the peasants like animate beings and while the one per centum minority carry on their lives without any intent, the remainder live like barbarians . For him the grove is a symbol of Russia s oppressive yesteryear and non something glorious and brilliant. Hence we find a tone of plaint in his address to Anya about her ancestors ( being ) serf-owners, proprietors of populating psyches . Trophimof d oes non see in the grove any beauty but hears alternatively human voices and sees human liquors that have perished in oppressive labor. The audience were made to experience hurting over the disintegrating province of the grove but now, Trophimof s disclosures present an wholly contrasting thought that makes them understand how one alteration can be both good and evil. It is Trophimof who by act uponing Anya to believe in his selfless dreams and altering the manner she perceived the estate makes the audience believe that the Moon is ( so ) lifting . The flood tide of the play shows Firs sitting at that place inactive inside the estate waiting for his decease. His words, They ve gone. They ve forgotten me. Never head! I ll sit here aˆÂ ¦ . Job batch! [ 3 ]are really important as his plaint and calamity symbolize the past death off and paving the manner for a new beginning. The playwright employs the minor characters to foreground the issues of the drama and the struggles that the chief characters face. They besides explicate the province that the grove and the whole of Russia are in. The playwright elicits commiseration and compassion for the bad lucks of the supporter by the usage of complementary characters who act as foils. Even the minor characters are released from the manner destiny ties them to the grove.

A Successful Tourism Operation Management Tourism Essay Essay Example

A Successful Tourism Operation Management Tourism Essay Essay Example A Successful Tourism Operation Management Tourism Essay Essay A Successful Tourism Operation Management Tourism Essay Essay Traveling to go to in athletics or to watch featuring events is perennial. Equally early as 900 BC the Greeks were going to take portion in and watch the Ancient Greek Games ( Gibson, 1998 ) . Back to recent decennaries, even though there are many factors affect touristry growing, in most people s head, the most part comes from planetary events, particularly mega-sport events that, in peculiar, are considered to imply important benefits for the host state in footings of touristry reachings, both at the same time with the event and as a bequest of it ( Baade A ; Matheson, 2003 ; Baade A ; Matheson, 2004 ; Hagn A ; Maennig, 2009 ; Matheson A ; Baade, 2004 ; Preuss, 2004 ; Preuss, 2007a ; Preuss, 2007b ; Solberg A ; Preuss, 2006 ) . It can be apparent that in 2008 the universe s travel and touristry generated about US $ 5,890 billion of economic activity. With the part of travel A ; touristry to Gross Domestic Product ( GDP ) expected to lift from 9.9 % in 2008 to 10.5 % by 2018, the following decennary will see touristry grosss transcending US $ 10,000 billion ( Bangkok, 2012 ) . And sport touristry, which is enormously affected by mega-sport event, is at the bosom of this growing and as the fastest turning sector in the planetary travel and touristry industry, accounted in 2008 for an amazing US $ 600 billion or +10 % of the international touristry market ( Bangkok, 2012 ) . As the hosting a mega-sport event, it make the host metropolis easy gain the market portion by set up a touristry finish image and besides heighten the finish trade name consciousness from hypertrophied market. Furthermore, the relevant touristry subdivision such as concern touristry besides gained immense donee after mega-sport event. Fo r illustration, Barcelona s convention agency concern increased by 129 % in the twelvemonth following the 1992 games, concern visit reachings to Australia increased by 78 % between 1993 and 1997 and by 17 % between 1997 and 2000 ( DCMS, 2006 ) . Therefore, historically, hosting a mega-sport event is viewed by the host metropolis as a stimulator of touristry and economic industries if the event is decently leveraged ( Karadakis, et al. , 2010 ) . In another word, the economic systems of metropoliss, parts and in the instance of pulling mega events such as the Olympic Games or the FIFA World Cup full states are progressively reliant on uniting event and touristry to leap get down economic and socio-economic alteration For case: the South African travel and touristry sector, of which athletics touristry is a subdivision, was set to lend 8.7 % to the gross domestic merchandise ( GDP ) in 2009 ( WTTC, 2009 ) . One possible ground should be the extent of event touristry, which consists of those tourers who are attracted to a state or part with the specific purpose of devouring event-specific goods ( Fourie A ; Spronk, 2011 ) . The success of hosting events of this nature has arguably assisted South Africa in constructing its touristry substructure and has helped construct its repute as an international tourer finish ( Rogerson A ; Visser, 2004 ) . And the event bequest has led the state s ability to export travel services sustainably, bettering the balance of payments, making occupations and hiking economic growing ( Fourie, 2011 ) . However, a batch of bookmans consider the impact of touristry of mega-events as holding been excessively optimistic ( Matheson, 2002 ; Matheson, 2006 ; Matheson A ; Baade, 2004 ; Preuss A ; Kurscheidt, 2009 ) . In peculiar, Maennig and co-authors ( Allmers A ; Maennig, 2009 ) found that, in connexion with the hosting of the 2006 FIFA World Cup by Germany, the visitant Numberss experienced at the clip appeared small different from normal touristry reachings, despite the 2006 World Cup being widely considered as one of the most successful World Cup events yet ( Fourie A ; Spronk, 2011 ) . And it may besides do tonss of negative impacts to the host such as fiscal disease, environment pollution. Even though mega-sport event merely last less than one month, its impacts on touristry are long-run and assorted. Therefore, the event organisers face the challenges that develop touristry at the pre-event phase, during event phase and post-event phase every bit good, and exploit assorted touristry markets such as athletics touristry, concern touristry in properly scheme through the event host. This research will concentrate three facets: selling scheme, finish service quality and sustainable development. Through selling scheme, the nexus is established between touristry and mega-sport event ; finish service provides choice circuits experience to visitants and sustainability form a standard of all strategic activities. Aim and aims The purpose of this survey is to carry on a strategic analysis of the touristry operation direction of mega-sport events. The stairss to accomplish the purpose are formulated into four aims: To demo an overview of impact of the mega-sport event on touristry. To look into selling scheme for a mega-sport event by analysing motive phase theoretical account that divide tourer market and set uping a nexus between event and touristry through selling mix. To look into finish service quality by analyzing the proficient quality such as adjustment, attractive forces and conveyance ; and functional quality such as voluntary and cab driver. To look into the bequest of mega-sport event by societal, environment and economic system facets and measure their impacts on sustainable development of touristry. Research principle Hosting a mega-sport event provides host metropolis an international market to advance itself with assorted supports such as fund and policy. The success of hosting these events will help host to better touristry substructure and assist construct its repute as an international tourer finish. However, as the purchase power and demands of tourer addition, the organisation still have infinite to develop their scheme to run into the demand and to maximise the gross. Equally good as the post-event period, there are tonss of challenges needed to get the better of such as low utilizing rate of locales while high maintain fee occurs. Harmonizing to Jeffrey ( 2010 ) , the host besides should see the negative impacts of hosting an event. Since an event takes topographic points in a societal and political environment, there ever will be some issues with citizens who are against this event like local citizens. Therefore, it is really of import to look at the long-run effects for the finish after the event takes topographic point. Major events are short-run events with long-run effects for the hosted ( Winter, 2010 ) . In order to minimise these effects, a successful touristry operation direction is necessary in order to develop a sustainable athletics touristry finish. The hosts should develop a finish that meets the demands of the present without compromising the ability of future coevalss to run into their ain demands. Organization of research The thesis is divided into five chapters. Following this debut, the topics of what would be a successful touristry operation direction of a mega-sport event are so reviewed with the penetration and restriction of literature in Chapter 2. Following the literature reappraisal, the factors of host s operation that influential to the touristry will be explored in Chapter 2. Chapter 3 covers the methodological analysis employed in this research subject, and the findings, analysis and rating will be presented in Chapter 4. Finally, the decision and recommendations are drawn in Chapter 5.

Understand Chemistry Unit Conversions

Understand Chemistry Unit Conversions Unit conversions are important in all sciences, although they may seem more critical in chemistry because many calculations use different units. Every measurement you take should reporting with the proper units. While it may take practice to master unit conversions, you only need to know how to multiply, divide, add, and subtract to do them. The math is easy as long as you know which units can be converted from one to another and how to set up conversion factors in an equation. Know the Base Units There are several common base quantities, such as mass, temperature, and volume. You can convert between different units of a base quantity, but may not be able to convert from one type of quantity to another. For example, you can convert grams to moles or kilograms, but you cant convert grams to Kelvin. Grams, moles, and kilograms are all units that describe the amount of matter, while Kelvin describes temperature. There are seven fundamental base units in the SI or metric system, plus there are other units that are considered base units in other systems. A base unit is a single unit. Here are some common ones: Mass kilogram (kg), gram (g), pound (lb) Distance or Length meter (m), centimeter (cm), inch (in), kilometer (km), mile (mi) Time second (s), minute (min), hour (hr), day, year Temperature Kelvin (K), Celsius (C), Fahrenheit (F) Quantity mole (mol) Electric Current ampere (amp) Luminous Intensity candela Understand Derived Units Derived units (sometimes called special units) combine the base units. An example of a derived unit is a unit for area, square meters (m2) or the unit of force, the newton (kg ·m/s2). Also included are volume units. For example, there are liters (l), milliliters (ml), cubic centimeter (cm3). Unit Prefixes In order to convert between units, youll want to know common unit prefixes. These are used primarily in the metric system as a sort of shorthand notation to make numbers easier to express. Here are some useful prefixes to know: Name Symbol Factor giga- G 109 mega- M 106 kilo- k 103 hecto- h 102 deca- da 101 base unit 100 deci- d 10-1 centi- c 10-2 milli- m 10-3 micro- 10-6 nano- n 10-9 pico- p 10-12 femto- f 10-15 As example of how to use the prefixes: 1000 meters 1 kilometer 1 km For very large or very small numbers, its easier to use scientific notation: 1000 103 0.00005 5 x 10-4 Performing Unit Conversions With all of this in mind, youre ready to perform unit conversions. A unit conversion can be thought of as a sort of equation. In math, you may recall if you multiply any number times 1, it is unchanged. Unit conversions work the same way, except 1 is expressed in the form of a conversion factor or ratio. Consider the unit conversion: 1 g 1000 mg This could be written as: 1g / 1000 mg 1 or 1000 mg / 1 g 1 If you multiply a value times either of these fractions, its value will be unchanged. Youll use this to cancel out units to convert them. Heres an example (notice how the grams cancel out in the numerator and denominator): 4.2x10-31g x 1000mg/1g 4.2x10-31 x 1000 mg 4.2x10-28 mg Using Your Calculator You can enter in these values in scientific notation on your calculator using the EE button: 4.2 EE -31 x 1 EE3 which will give you: 4.2 E -18 Heres another example. Convert 48.3 inches into feet. Either you know the conversion factor between inches and feet or you can look it up: 12 inches 1 foot or 12 in 1 ft Now, you set up the conversion so that the inches will cancel out, leaving you with feet in your final answer: 48.3 inches x 1 foot/12 inches 4.03 ft There is inches in both the top (numerator) and bottom (denominator) of the expression, so it cancels out. If you had tried to write: 48.3 inches x 12 inches/1 foot you would have had square inches / foot, which wouldnt have given you the desired units. Always check your conversion factor to make sure the correct term cancels out! You may need to switch the fraction around. Key Points Unit conversions only work if the units are the same type. For example, you cant convert mass into temperature or volume into energy.In chemistry, it would be nice if you only had to convert between metric units, but there are many common units in other systems. For example, you may need to convert a Fahrenheit temperature into Celsius or a pound mass into kilograms.The only math skills you need to do unit conversions are addition, subtraction, multiplication, and division.

Biodiesel an Alternative Source of Fuel Research Paper

Biodiesel an Alternative Source of Fuel - Research Paper Example Due to the emergence of many industries involved in converting â€Å"raw materials into finished goods†, biodiesel proves to be an alternative source of fuel to suit the operations of the existing and emerging industries (Kowalski, 2010). This fuel is also suitable for diesel vehicles. Biodiesel is a kind of energy generated from fats or vegetable oils combined with alcohol (Kowalski, 2010). This fuel is ideal for diesel engines, as it does not require the modifications of the engines for its use. The United States of America generates this fuel by using soybean oil. Many companies prefer to generate this fuel from already used fats and at times use grease. Biodiesel is effective, as one may prefer mixing it with diesel or use it alone. Biodiesel is ideal during its use as it is friendly to the environment and nontoxic. It is a recyclable fuel. Biodiesel tend to burn cleanly with minimal chocking smell and emits an insignificant portion of smoke. This fuel is not a source of p ollution as it emits insufficient amounts of pollutants such as â€Å"carbon (1V) Oxide and hydrocarbons and no sulfur† is contained in this substitute source of fuel (Kowalski, 2010). During its preparation, filtration of the fats or oils extensively is necessary to remove the contaminants and water present. Biodiesel contains high amounts of energy and its accurate tackiness makes it apposite for use in all vehicles and equipment that require diesel. In order to realize energy liberty, Biodiesel is the initiative to take and follow (Kowalski, 2010). Preparing Biodiesel Transesterification is the procedure of coming up with biodiesel. This process involves a chemical reaction thus a catalyst is necessary to augment the speed of reaction. Since the fats and oils are hydrocarbons, filtration is a prerequisite to clean them. After they are clean, alcohol is added to the mixture and a catalyst introduced. Sodium hydroxide is the preferred catalyst to speed up its manufacture. Th e catalyst does not become part of fuel in any way. The resulting product of the chemical reaction is biodiesel fuel (Demirbas, 2008). Biodiesel has become popular as heating oil in many countries with many residents of the United States using this fuel in place of household oil. Letter â€Å"B† comes along with a certain number to mark it. The number represents the percentage of this fuel in a mixture of petroleum and biodiesel. For example, a combination of 30% biodiesel and 70% petroleum is denoted as B30. B20 is the most popular biodiesel globally. Compared to the fossil fuels, biodiesel emits fifty percent less hydrocarbon and minimum amounts of sulfates and oxides (Demirbas, 2008). Over the past twenty years, biodiesel has proved to be a substitute fuel. It offers preventive measures of handling and transporting as its biodegradable. To eliminate low temperature gelling, additives are readily available in the market. The companies announce on a gel additive that blends well with B100 to prevent gelling of temperature without altering the engine components. To maintain the stability of the fuel, recommendations are that blends of biodiesel above B20 to be used not more than six months after its production. Uses of fuel functions optimally above B20 in older vehicles, precautions are necessary due to deposits left by petrol diesel. Biodiesel dissolves the sediments that in turn obstruct the fuel sift. â€Å"Positive Impacts of Biodiesel on the Environment† Biodiesel as an alternative source of fuel offers some positive impacts on the human health as well as the environment. The largest impact made by this fuel on the environment is that it serves to reduce smog.

Philosophy and literature- Antigone by Sophocles Essay

Philosophy and literature- Antigone by Sophocles - Essay Example The king decides to give his predecessor a decent burial and formulates harsh law to punish the Polyneices. Where else it is right to accord traitors the harshest punishment so as to discourage others from trying it, according to Sopholes (441 BC), leaving dead bodies to decay without being buried is not acceptable by the gods. The whole story has evidence of the conflict when choosing between the good and bad. Ismene is also faced with a hard decision to make when confronted by Antigone to lend a hand in burying their brother Polyneices. Unlike Antigone, Ismene decided to stick by the rules of the government, only to latter feel the weight of the cause of action taken by Antigone, which makes her willing to die with her. This conflict begins to manifests immediately after Oedipus, the father of Eteocles and Polyneices leaves the throne and moves out of the kingdom. The two brothers are left behind and they fail to agree on the rightful heir to inherit the throne. Eteocles drives Polyneices out of the kingdom, only to return to challenge the throne with war. The war results to the demise of the two brothers. King Creon takes over the throne and feels that Polyneices acted out of bad faith and portrayed actions of a traitor when he engaged the king in a battle that resulted to both their demise. As a punishment to Polyneices, Creon decides that his dead body will be left to decay and be eaten by vultures while Eteocles was buried with honor. With the love of a brother and the need to do right, Antigone then decides to go against the ruling of the king and decides to bury her brother. The main characters are Antigone and Creon. Antigone is committed to bury her brother regardless of the consequences that are set for anyone who will go against the law. She represents the common man who despite the presence of rules and regulations that are set to govern them, at one point