The cause of the mass extinction in k-t boundary Free Essay Example, 2000 words

However, this paper discusses the most significant geological conditions and hypotheses that led to this massive extinction, elucidating the strengths and weaknesses of both accepted hypotheses nowadays, and the illustration of how the event is a gradual event and not a catastrophic event. Discussion Background information: The K-T extinction All the huge vertebrates on Earth, ashore, at ocean, and circulating everywhere (all dinosaurs, plesiosaurs, mosasaurs, and pterosaurs) all of a sudden was terminated about 65 Ma, at the end of the Cretaceous Period. This eradication denotes a real boundary in Earths history, the K-T or Cretaceous-Tertiary boundary, and the end of the Mesozoic Era. Regardless of the scale of the terminations, we should not assume that the K-T boundary denoted a catastrophe for all living things. The K-T setbacks included the greater part of the extensive animals of the time, and the diminutive microscopic fish that produce a large portion of the essential processing in the seas. The K-T terminations were a worldwide occasion, and the conditions that led to this are geographic change, oceanographic change, climatic change, or an extraterrestrial occasion has all the researchers focused on asteroid impact and Deccan volcanism (Keller G. We will write a custom essay sample on The cause of the mass extinction in k-t boundary or any topic specifically for you Only $17.96 $11.86/pageorder now A., 2008). Asteroid Impact A shooting star enormous enough to be known as a little space rock hit Earth decisively at the time of the K-T eradication. They found that shakes set down unequivocally at the K-T boundary hold unprecedented measures of the metal iridium. Where the boundary is in marine dregs, the iridium happens in a layer simply over the last Cretaceous micro-fossils, and the residue above it hold Paleocene micro-fossils from the most prompt piece of the Cenozoic (Elkins-Tanton, 2005). The iridium is available just in the boundary rocks and subsequently was kept in a solitary extensive spike: a short occasion. Iridium happens in ordinary ocean bottom silt in tiny amounts, yet the iridium spike at the K-T boundary is vast. The Alvarez aggregate in this way recommended that iridium be scattered worldwide from a billow of miscellaneous items that structured as a space rock struck some place on Earth. A space rock enormous enough to disperse the assessed measure of iridium in the overall spike at the K-T boundary may have been something like 6 miles. All over North America, the K-T boundary earth holds glass spherules, and simply over the mud is a more slender layer that holds iridium alongside parts of quartz.

Essay on The Extension of Slavery Into the American West

The prospect of slavery’s extension into the American West most certainly shaped sectional politics by inflaming grievances and tensions, and sparking heated and occasionally violent protests, yet compromise sometimes was reached – occasionally among strange political bedfellows – in the interest of holding off the specter of civil war. This paper will focus on the issues surrounding the possible extension of slavery into the following areas: the Missouri Territory and the Louisiana Purchase in general, Texas (annexation), the Oregon Territory, California (annexation), Nebraska (unorganized), and the Kansas Territory. The initial conflict over the extension of slavery westward focused on the territory acquired in the Louisiana Purchase†¦show more content†¦When Mexico attempted to restrict immigration, settlers from the United States continued to enter Mexico illegally. When Santa Anna seized power and attempted to expel the Americans, this led to revolution and the establishment of an independent republic – hoping for annexation by the United States. The 1836 Texas constitution legalized slavery and endorsed annexation as soon as the opportunity presented itself. President Jackson did not act on the question of annexation, however, as he feared it would enflame sectional differences that would compromise Martin Van Buren’s chances of being elected as Jackson’s successor, and would risk war with Mexico. In 1841, President John Tyler (Virginia) endorsed the idea of annexing Texas and Secretary of State John C. Calhoun completed the annexation treaty, but it was rejected in the Senate over fears that the debate over annexation would spark civil war. In the election of 1844, James K. Polk (Tennessee) ran on a platform of annexing Texas but also annexing Oregon to keep a slave-state and free-state balance. In a perverse twist, Free Soilers in New York, angered with Henry Clay because he would not take a stand on annexation, threw their support to a victorious Polk – whoShow MoreRelatedThe Battle Of The Republi can Party Essay1279 Words   |  6 Pagesof this political party ‒ anti-slavery Whigs, former Democrats, former members of the Free Soil Party and Know-Nothing Party ‒ helped to identify their ideals prior to the Civil War. Early ideology can be prominently identified as opposition to slavery and its spread into the West. The 1856 Republican Convention claimed the formation of the party was â€Å"in response to the increasing importance of the slavery issue and its opposition to slavery’s expansion.† Slavery was greatly a moral issue and itRead MoreThe Fate Of Their Country : Politicians, Slavery Extensions, And The Coming Of Civil War1344 Words   |  6 PagesThe author of â€Å"The fate of their Country: Politicians, Slavery Extensions, and the coming of Civil War†, Michael F. Holt has several very good points about the reasons why the Civil War happened. Now I am going to explain why he thinks that slavery is the main issue of the conflict between the North and South. Why did Texas have such a pivotal role in the struggle between states? Why was the Wilmot Proviso politically dangerous? What occurred in Kansas and why did things go do wrong? And what isRead MoreThe Civil War Was The Freedom Of African Americans1578 Words   |  7 Pages Admittedly -------------. argued that yes slavery may have been apart of what caused the civil war but, it was only a small portion of what was the bigger picture. However, issues of the economy, sectional division, and moral oppression upon slaves was essentially a key role. Hence the primary cause for the civil war was the freedom of African Americans. During the early 19th century, the United States experienced very huge cultural changes as well as facing various â€Å"political crisis†. The feelingRead More Slavery Essay1127 Words   |  5 PagesSlavery vs. Economics We hold these truths to be self-evident, that all men are created equal, that they are endowed by their Creator with certain unalienable Rights, that among these are Life, Liberty, and the pursuit of Happiness --Declaration of Independence Slavery is a societal institution based on ownership, dominance, and exploitation of one human being by another and reciprocal submission on the part of the person owned. The owner may exact work or other services without pay andRead MoreEssay about Turner Thesis Summary653 Words   |  3 Pageschanges we have to go through. He believes that American history should not be focused on the extension of European enterprise. The society will have to realize that America will have to be emancipated because of the fact that we had a country with an unlimited amount of boundaries and have to come to realization that we have many closed-spaced limits. The views in the seminal essay share his thoughts on the idea of how the frontier shaped American history. Turner thinks that frontier the is theRead MoreThe Depiction Of The Civil War1048 Words   |  5 PagesIf someone were to ask you to name one of your congressman, would you be able to? Many American citizens struggle to name a single one of their congressman or congresswoman. History is a very important thing to study because without knowing our history we are more likely to repeat our past. However, knowing our past requires us to know our present. The fate of their country addresses many topics of why the civil war occurred and why it mattered, however, Holt makes it very clear in the preface thatRead MoreEssay about Slavery by Another Name1282 Words   |  6 PagesThroughout the book, The Origins of Slavery, the author, Betty Woods, depicts how religion and race along with social, economic, and political factors were the key factors in determining the exact timing that the colonist’s labor bases of indentured Europeans would change to involuntary West African servitude. These religion and racial differences along with the economic demand for more labor played the key roles in the formation of slavery in the English colonies. When the Europeans first arrivedRead MoreThe Expansion Of The United States1078 W ords   |  5 Pages The expansion of the United States into the territory west of the Mississippi River began with the Louisiana Purchase in 1803. Thomas Jefferson doubled the size of the nation with a great deal of $15 million from France. While, American development was influenced by westward expansion, the purchasing of more land created controversy. Many disagreed with the idea of expanding and taking over land because Indians who already occupied the land wasn’t included in the agreement that was made and theRead MoreEssay African American Issues: Slavery and Continuing Racism892 Words   |  4 Pages There are many issues that African Americans face in today’s society, many of which I had not realized until after taking Africana Studies. Some issues dwell on the horrific past of the Trans-Atlantic Slave Trade, which not only is history, but also is part of African American heritage (Karenga, 2010). African Americans frequently experience many perilous problems, such as dire econom ic situations and feelings of hostility from the cultural mainstream in America (Kaufman, 1971). The cultural collisionRead MoreCauses of the Civil War1489 Words   |  6 PagesThe Causes Of The Civil War The Political War The North and South fought over politics, mainly the idea of slavery. Basically the South wanted and needed it and the North did not want it at all. The South was going to do anything they could to keep it. This was the issue that overshadowed all others. At this time the labor force in the South had about 4 million slaves. These slaves were very valuable to the slaveholding planter class. They were a huge investment to Southerners and if taken away

Essay The Elizabethan Monarchy - 1138 Words

The Elizabethan Era was from 1533 (the birth of Queen Elizabeth 1) till 1603 (her death). Queen Elizabeth was the one who was responsible for what happened to the country during this era. For Queen Elizabeth, being part of the Elizabethan Royalty was a tough and challenging task. She played an important role within the religious conflicts for power between England and its neighboring countries, had the constant pressure to produce a successor, and had to endure sexual discrimination for being a woman on the throne of England without a male counterpart. After King Henry 8ths death, there was a dispute over who should rule over England, Queen Elizabeth or Mary Queen of Scots. Who were both his daughters by different spouses. Queen†¦show more content†¦These people were closely associated with Mary Queen of Scots for it included Marys mother, Mary of Guise. At the time the Guises had bigger problems to worry about than the Elizabethan throne. This is when the Scottish Factor ca me into action. For Elizabeths good fortune the Scottish Presbyterian Church had despised Catholicism and therefore gave Queen Elizabeth their support of her claim to the throne. With the support that Queen Elizabeth needed she was able to start planing a military intervention to Scotland which would end up in a war with France. An intervention is the interference by a country in anothers affair. Elizabeth signed a treaty with Scottish rebels in which she agreed to have an open intervention if the Scottish Protestant lords would protect Elizabeth in the event that the French invaded. In March of 1560 war began and the months that followed France had threatened to ally with Spain if England refused to surrender. It wasnt until thousands had lost their lives did the religious war end with a treaty, the Treaty of Edinburgh. The treaty was signed July 6, 1560, confirming Queen Elizabeths right to the throne. It was through this struggle that Queen Elizabeth was even able to get to claim her birth right. Her decisions did not only affect her country but also the neighboring countries. The importance of a successor during the Elizabethan Era was tremendous. When QueenShow MoreRelatedHamlet and New Historicism795 Words   |  4 PagesShakespeare’s tragedies, every main character is deceased by the end of the play. The role of monarchy in the play is important for New Historicism analyzation. Most sovereign nations were under such rule at this time in history, including Shakespeare’s homeland, England. At the time the play was written, England had a woman, Queen Elizabeth I, in power, but the monarchs within the play represent a patriarchal monarchy since they are all male. This may be interpreted as that Shakespeare was in favor of aRead MoreCompare And Contrast Social Class In 16th Century England1141 Words   |  5 Pagesin England were Monarchy, Nobility, Gentry, Merchants, Yeomanry, and Laborers (McNulty). A person’s social class was determined by popularity, economic status, ability, and birth (McNulty). In the 16th century, English people believed that the social classes were formed by God in order to bless each class with various gifts (â€Å"Elizabethan Era†). A person could move up in rank through acknowledgement, change in wealth, or marriage (McNulty). With regards to social class, the Monarchy was the highestRead MoreHamlet and Rosencrantx and Guildenstern Are Dead1159 Words   |  5 PagesSwinging Sixties as it has very modern views on many issues that have been raised throughout time. A common feature in both plays which represented the context in which the plays were composed was the obvious pre-occupation with morality. In Elizabethan times death was accepted more as a normal event as people did not live to be very old and there was an obvious pre-occupation with the idea of mortality and the afterlife. Hamlet is no exception to this as the play is concerned with death from theRead MoreEssay on The Globe Theatre and The Elizabethan Audience 1022 Words   |  5 Pageselectricity, all performances were held during the afternoon. None of the props that we have today; the lights, speakers, or microphones, were present then. No play was repeated twice, all were performed at regular short intervals, in a repertory. The Elizabethan audiences were deprived of eye-catching background scenes and props. Thus emphasis was on the language and the costumes. The sumptuous, breathtaking clothes were the highlight of every performance. The materials were luxurious; velvets, fur s, silksRead MoreThe Character of King Richard II in William Shakespeares Play931 Words   |  4 Pages200 years after Richard was on the throne. His initial intent was to point out key factors within the Elizabethan monarchy. Queen Elizabeth was compared to King Richard because of her lack of an heir, her inclination towards heavy taxes and the indulgence of her favourites. Elizabethan critics viewed the play as being politically dangerous towards Queen Elizabeth’s monarchy. Richard is presented , by Shakespeare, as being a man who pays more attention to his appearanceRead MoreAudience Response to Macbeth1203 Words   |  5 Pagesbeen explored throughout time and its study has primarily allowed us to learn from our past and develop as people. The Elizabethan era is very different from the world today as our values and beliefs have changed to suit our level of knowledge and intelligence. These differences become clear when exploring an audience s response to William Shakespeare’s Macbeth, from the Elizabethan era and today. The text was written in 1606 and was set in Scotland. The tragedy construes what egotistical ambitionRead More Glorifying the Tudor Dynasty: Shakespeares Richard III and the Perfect Villain 998 Words   |  4 Pagesdepictions of Elizabethan society in his plays. Consequently, influences from London and the royal family influenced plays such as Richard III. Specifically, the play affected the glorification of the Tudors, leading to the villanization of former king Richard III. This paper dis cusses and argues the effects of Elizabethan England on the plot, villain, and gender roles- all leading to the glorification of the Tudor dynasty. Firstly, Niccollo Machiavelli’s influences on England during the Elizabethan EraRead MoreWilliam Shakespeare: Greatest Playwright of All1554 Words   |  7 Pagesstability that led to a new era for England. Shakespeare’s works epitomize arts of the Elizabethan Epoch; through his uses of beautiful and poetic language, iambic pentameter is nearly always used in his style of poetry. Shakespeare wrote about timeless themes about the human nature surrounded themes of true love, revenge, power-lust, ambition, anger, war, etc, they are not only appealed to the people of Elizabethan England, but also provide a reference for life in his time for us to view the contemporaryRead MoreWilliam Shakespeare: Greatest Playwright of All1568 Words   |  7 Pagesstability that led to a new era for England. Shakespeare’s works epitomize arts of the Elizabethan Epoch; through his uses of beautiful and poetic language, iambic pentameter is nearly always used in his style of poetry. Shakespeare wrote about timeless themes about the human nature surrounded themes of true love, revenge, power-lust, ambition, anger, war, etc, they are not only appealed to the people of Elizabethan England, but also provide a reference for life in his time for us to view the contemporaryRead MoreClaudius as Evil in Hamlet by William Shakespeare Essay1029 Words   |  5 PagesIn Shakespeares time Ââ€" the Elizabethan era Ââ€" evil had a similar, but somewhat altered connotation in the human mind. Evil was an entity that violated the English Christian monarchial tradition. Therefore, a man such as Claudius, from Shakespeares play Hamlet, a cold-blooded murderer and a ruthless manipulator, who uses rank deeds to usurp the thrown is in direct violation with the Elizabethan societal norms, and hence he is an evil character. In the Elizabethan era, the royal crown was viewed

Reviewing the No Child Left Behind Program - 794 Words

The No Child Left Behind program Education is a key contributor to personal development social and economic growth. It is obligatory for a person to be educated and trained effectively In order to achieve his or her ambition. Educators and trainers play a leading role in the making of future leaders and champions. Such are the principal aspects, which led to the rise of the No Child Left Behind program in 2002. The program, which focuses on teaching practices, is meant to enhance excellence in students attending all education centers giving no bias to nationality, gender, physical, or mental disability (Berkhart 84). The program, which has been running for at least 1 decade, benefits many learners due to its remarkable contribution to academic excellence and skill empowerment in relation to establishing a brighter future for the young generation. No Child Left Behind program advocates for child educational welfare. The program ensures that students excel in their studies, and promotes fair and equal access to educat ion for all (Abernathy 98). The main goal for the No Child Left Behind program is to ensure that all students perform well in school. Hence, it is mandatory for teachers to assess students annually without bias. All schools must meet the student performance standard; otherwise, the school may face consequences. No Child Left Behind is one of the key programs, which advocate for child educational welfare. Time has defined the demand for knowledge andShow MoreRelatedThe Harmful Effects of No Child Left Behind1420 Words   |  6 PagesThe Harmful Effects of NCLB The No Child Left Behind act is the Bush administrations sweeping educational reform, aimed at improving the performance of the nations public schools by introducing accountability. Supporters of the act claim that it will increase the performance of all school children by raising the standards and allowing parents greater freedom in choosing the school they want their child to attend. The act also puts in place a system of punishment for schools if their studentRead MoreEssay about Evolution of Community and Public Health Nursing1093 Words   |  5 Pagesï » ¿ Evolution of Community and Public Health Nursing NUR/405 University of Phoenix Material Evolution of Community and Public Health Nursing Event or Influence: 2001 No Child Left Behind Act Key health issues This law was signed into law by George W. Bush on January 8, 2002 (Frontline, 2013). This law is a check point or educational average that measures improvement or decline in student ability through grades 3-8 annually in math and readingRead MoreMy Education And Lehigh University843 Words   |  4 PagesWhen reviewing the past few years of my life and looking ahead to my future goals, I realized that I need to further my education and Lehigh University has an excellent program in order to achieve it. As an undergraduate student, I studied the workings of government and the philosophy behind the different views that have influenced history and continue up to this present moment. After receiving my Bachelor of Arts, I moved to South Korea to teach in a private academy, and in that setting, I realizedRead MoreChildhood Obesity Epidemic1421 Words   |  6 PagesDepartment of Agriculture’s National School Lunch Program (NSLP) Healthy Kids, the Food and Nutrition Services (FNS), t he Department of Education and erected councils within schools that will monitor the process. The general recommendations are to revamp the meals, limit students’ access to â€Å"competitive foods† i.e. food that compete with federally subsidized meals, renovating health classes should the need be to pay more attention to nutrition, developing programs to train teachers on wellness in relationRead MorePresident Obama Signed The Every Student Succeeds Act1315 Words   |  6 Pageseducation law and longstanding commitment to equal opportunity for all students.† (Every Student Succeeds Act, n.d.) ESSA has nine titles that â€Å"retains many of the original provisions of (No Child Left Behind) NCLB.† (Russo, 2016, p. 35) The nine titles in order, are as follows: Title I: Improving Basic Programs Operated by State and Local Educational Agencies, Title II: Preparing, Training, and Recruiting High-Quality Teachers, Principals, or Other School Leaders, Title II I: Language Instruction forRead MoreThe Importance Of Being Proficiency On State Mandated Test And Graduating On Time1746 Words   |  7 Pagesthis assignment, students will understand the importance of being proficiency on state mandated test and graduating on time. Overview Can failing schools be turnaround? Turning around low performing schools requires a lot of work under the No Child Left Behind law. According to that law, educators are required to educate students to the best of their ability. However, all schools need the support for improvement toward the goal of helping students reach the goals in both reading and mathematics inRead MoreIs College A Good Decision For College?1450 Words   |  6 Pagesmine to Pursue higher education. I still feel like that girl I left behind in high school, I still have that drive to fulfill my dream of going to college. I have always been determined to go to college. Going to college is a good decision for me, the desire, decisions, challenges, the different course of studies, and showing how I will succeed in this journey. I have always had a strong desire to go to college. When I was a child, I wanted to grow up, go to school to become a veterinarian or aRead MoreEssay on Standardized Testing in Schools1399 Words   |  6 Pageshis or her aptitude for certain abilities. There are two basic types of achievement assessments: norm-referenced and criterion referenced. In a norm-referenced test, a students scores are compared to other students scores to determine how the child is performing in relation to others his age (Woolfolk, A., 2004). A criterion-referenced test compares a students scores to a set standard, not to other test takers. Criterion-referenced tests usually measure specific objectives and are helpful toRead MoreThe Impact Of Bilingual Languages Into The Classroom Essay1559 Words   |  7 Pagesregardless of where you lived. Wiley Wright (2004), indicate that in these programs, districts provided ELL students with linguistic support in bilingual/general education classrooms. However, over time there has been more of an emphasis on resisting bilingual education and mainstreaming ELL students in general education classes (Wiley Wright, 2004). Nevertheless, ELL students are not being supported and are left with little linguistic help in the classroom to acquire English. The consequencesRead MoreAmerica s Educational System Of The United States2042 Words   |  9 Pagesthe school. A teacher can only do so much to motivate a child, and that is when a parent should step in to instill the importance of education. It becomes increasingly difficult to make children succeed when they have no interest in doing well. The education of a child is a joint effort between educator and parent combined with laws and policies that promote learning unlike the harsh policies of No Child Left Behind. The No Child Left Behind Act was passed in 2001, and it has been the topic of debate

Impact of Lease Accounting Changes -myassignmenthelp.com

Question: Write about theImpact of Lease Accounting Changes. Answer: Differentiating finance lease and operating lease, financial lease is a mean of creating finance whereby a leasing company purchase some assets and rent them to the users for an agreed period of time while operating leases there is no substantially transfer of all the rewards and risks of ownership to the lessee. Full cost after the payment is not covered as in the case in finance lease. According to (Flbier et al, 2016) Companies want to regard rents as working lease as they furnish an organization with the accompanying; By exchanging tax break of owning an advantage for a gathering that has a higher duty section provides exploitation thus classifying a lease as a capital lease. Liabilities and assets related to the lease are not recorded in the balance sheet allowing the company to provide appropriate solvency ratio such as debt-to-equity. No liability recorded on the balance sheet creating an off balance sheet financing encouraging better debt covenants ratios. Linking operational bonuses to specific ratios such as capital return. Accounting standards for leasing might cause organizations to breach covenants due to the following (Weil et al, 2013); On the tenant's asset report just capital leases are recorded along these lines as each rent other than here and now rents are perceived in the rent instalments to the present esteem driving the working leases to do not have the reeling sheet hence the lease accounting been greater as assets and liabilities are recorded. To create impact on credit facilities, operating leases are not considered in loan documents as debts thus it have to be shifted to debt to increase the amount of the borrowers debt. According to normative and positive theories some organization business model will be affected as the existing markets need to accelerate their developments by leaving out physical assets and focusing on services. Business processes and systems will require more data around their leases than before on the balance sheet for effective implementations. References Flbier, R.U., Lirio Silva, J. and Pferdehirt, M.H., 2006. Impact of lease capitalization on financial ratios of listed German companies. Weil, R.L., Schipper, K. and Francis, J., 2013.Financial accounting: an introduction to concepts, methods and uses. Cengage Learning.

Project Management for Critical Path Method - myassignmenthelp

Question: Discuss about theProject Management for Critical Path Method. Answer: Project Management is one of the important approach for managing different types of project in effective manner. It plays important role in developing project plans and showing relationship among different activities in effective manner (Nicholas and Steyn, 2017). The current research project is based on a project in which Victoria Construction Pty Ltd has been planned to develop a system for environmental monitoring and collecting data and prepare a data base management in the head office. This project will take 88.4 weeks to complete. Start date is 1st June 2016 and Finish date is 8th February 2018. Therefore, it will be a big and very long project for the organization (Fleming and Koppelman, 2016). Project manager can use different methods and techniques for estimating the total duration of the project (Chevrier, 2016). Critical Path Method is one of the best way to estimate the project time. It helps in finding the minimum duration and longest path of the project. So, as per the MS project calculation critical path of this project is 88.4 weeks (Turner, 2016). Critical path calculation is as follows: Critical Path Activities Critical Duration 2-9-10-25-26-29-43-44-47-49-50-48-45-46-60-68-69-70-71-72-75-76-77-78-79-80-82 88.4 weeks Annual holidays make difference to the end of the date of the project around 5 days because within the holiday time critical activity take place to complete. So, changes in the duration of critical activity leads changes in the duration of whole project (Kerzner, 2017). If project manager requires to reduce the total time by 3 weeks then I will target only those tasks which are included in the critical path because changes in these tasks will reduce the total time. I will decline the time of critical task by which total time will reduce by 3 weeks. Overall, changes in critical path may change the whole project duration. Therefore, using the different techniques of the project management, project manager can complete the whole project as per the estimated time and cost (Martinelli and Milosevic, 2016). References Chevrier, S. (2016). A Tough Day for a French Expatriate in Vietnam: The Management of a Large International Infrastructure Project.Intercultural Management: A Case-Based Approach to Achieving Complementarity and Synergy, 228. Fleming, Q. W., Koppelman, J. M. (2016, December). Earned value project management. Project Management Institute. Kerzner, H. (2017).Project management metrics, KPIs, and dashboards: a guide to measuring and monitoring project performance. John Wiley Sons. Martinelli, R. J., Milosevic, D. Z. (2016).Project management toolbox: tools and techniques for the practicing project manager. John Wiley Sons. Nicholas, J. M., Steyn, H. (2017).Project management for engineering, business and technology. Taylor Francis. Turner, R. (2016).Gower handbook of project management. Routledge.