Thursday, May 21, 2020

Essay on Automotive Energy Consumption - 2753 Words

Automotive Energy Consumption In the United States, the automobile has come to be more than simply a means of transportation, but also a status symbol and a symbol of autonomy. As a status symbol, automobiles have gotten larger and more expensive, with little or no regard for efficiency or environmental impact. With the proliferation of the Sport Utility Vehicle (SUV), the average fuel efficiency of cars in the United States has begun to fall from a peak over a decade ago. With technological and material advances made in the last decade, it seems counterintuitive that average fuel economy had begun to decline. In order to understand the advances made in internal combustion engine technology, one must have a basic understanding of†¦show more content†¦As plant and animal matter decays, fossil fuels are formed from the intense pressure placed on them and from the earth’s geothermal energy. As a result, fossil fuels are a resource that can’t be replenished at the same rate they are consum ed. Petroleum products are derived from one group of fossil fuels known as hydrocarbons. There is no definitive quantity of hydrocarbon resources left in the world today, but most estimates are not very optimistic. Given the current rate of fossil fuel consumption and the current rate of increase of consumption, some estimates place the usable life of fossil fuel resources between 15 and 30 years. This leaves little doubt that changes must be made in transportation technology. Improvements to Fuel Efficiency Much technology has been developed in recent years to increase the fuel efficiency of automobiles. The integration of lightweight components into automobiles continues to increase efficiency. For example, the use of plastics, aluminum, magnesium, titanium, and carbon fiber, to name a few materials, has greatly reduced the overall weight of many vehicles. American auto manufacturers have used these material advances to justify building larger cars that are no lighter than the previous generation of vehicles. The net effect is that there is no gain in fuel efficiency, and in most cases a slight decrease in fuel efficiency due to aerodynamic losses andShow MoreRelatedThe Nature Of Sustainable Development1492 Words   |  6 Pagesenvironmental damage during environmental protection process. Today, many people have already known that fossil fuels is a kind of non-renewable energy, which takes millions years to form a fuel; some citizens begin to try solar as water heaters, due to sustainable energy. The governments have also making their efforts, popularizing new sustainable energy. â€Å"The United States established the largest wind power station in Texas and California according the news by Elissa Barbour.† It is one of theRead MoreTechnology Development Of The Automotive Industry And The Enhancement Of Fossil Fuel Alternatives1367 Words   |  6 Pagestechnology development in the automotive industry and the enhancement of fossil fuel alternatives. With countries advancing their energy output the strain on natural resources is increasing, leading to finite resources which will no longer be a viable option in the near future. Research has been conducted and other options have been found some of which include Plug-in electric vehicles (PHEVs) and other electric or bio fuel alternatives. In the recent years energy consumption has been reduced in compressionRead MoreThe Effects Of Global Warming On The Environment And Heath Of Human And Animals Essay1624 Words   |  7 Pagesdioxide, acid rain from sulfur dioxide, and photochemical pollution from nitrous oxides. The use of renewable energy is cleaner and safer for the environment and promotes investments. Some examples of renewable energy are Solar, Wind, and Hydro. Renewable energy is any energy that does not intake limited resources of the Earth and can be conveniently and instantly restored. Renewable energy is cleaner and safer for the environment. The majority of electricity comes from fossil fuels like naturalRead MoreAdvantages Of Biofuel And Feedstock Production1553 Words   |  7 PagesASSIGNMENT 3 Author : Minh Duc Vu Student number: 18747372 Executive summary This report will be outlining advantages and disadvantages of biofuel and feedstock production used to manufacture biomass energy. There will be an in-depth analysis of the feedstock needed as well as its impacts in terms of science, engineering, social and environment, economic and politic. Background It is well known that most of the activities depend on the fuel, especially petroleum based fuels like fossil fuelRead MoreStrategic Management Team Project : Team Report Final5048 Words   |  21 Pagesenvironmental footprint: †¢ Sony will enhance and implement the new way of thinking to reduce annual energy consumption and continue to raise awareness of sustainability and inspire environmentally- conscious activities. †¢ Educate and support their team members and across its entire value chain to reduce greenhouse gas emissions and water consumption. †¢ Focus and accelerate the use of renewable energy which has significant positive impact on environment. Sony announced their long-term vision is to achieveRead MoreNuclear Energy Source For New Jersey1810 Words   |  8 Pages Energy, the whole world revolves around it and almost all people use energy daily and many do not know or care to think where it comes from. Appliance stores also have large signs pointing to the energy efficient washing machines and refrigerators. People also use more incandescent light-bulbs rather than LED and Fluorescent. Incandescent waste a great deal of energy. On the thought of energy,most of the world’s energy comes from the combustion (burning) of fossil fuels. Fossil fuels may be costRead MoreInformation and Communication Technology as Bedrock of the Nation13285 Words   |  54 Pagesthe global research towards the control and eradication of HIV/AIDS. The increasing cost of conventional energy generation and grid connection implies that it may no longer be feasible and cost effective to provide energy to remote and rural communities in the country through conventional energy sources. The Policy therefore addresses research and development into alternative and renewable energy sources and their promotion. Suffice it to say therefore that there is an encompassing need for massiveRead MoreThe Concepts Of Activity- Based Costing1584 Words   |  7 PagesActivity- Based Costing (ABC) in the manufacturing industry. Specifically, the document will focus on General Motors (GM), and the innovation of one of their manufacturing facilities who used ABC to predict energy usage in the manufacturing of automobiles. The study yielded a successful ABC predictive energy model which provided a structure for competitive advantage for the corporation. INTRODUCTION General Motors (GM) is one of the most renowned automakers in the world. GM is well-known for their streamlinedRead MoreThe Semiconductor Industry : The Use Of Information Technology In The Aerospace Industry977 Words   |  4 Pages this number can be 75% [17]. It is necessary for electronic systems in automobiles using digital memory and enough storage to hold on infor-mation that the automobile systems need to fulfill their functions, such as emergency braking sys-tem, automotive entertainment, mobile system and navigation system. Data from a car’s electron-ic system must be instantly processed and stored, as any data loss at a highway speed could be disastrous. Figure 6 shows the use of memory and storage in the electronicRead MoreMarket Report : The Market Analysis Of A Foreign Market1554 Words   |  7 Pagesindustrial sectors, which include aerospace, automotive, bioproducts, biopharmaceuticals, business services, chemicals and plastics, digital media, financial ser vices, functional foods, equipment and machinery, medical devices, mining industries, gas and oil, renewable energy, software and wireless communications (International.gc.ca). The three industries that are chosen to attract foreign industries are digital media industry, renewable energy and the automotive industry. 1. Canada mainly offers the

Wednesday, May 6, 2020

School Security Safe but Subtle Essay - 2064 Words

School Security: Safe but Subtle The most infamous and deadly act of violence to occur in a U.S. school were the events of April 20, 1999. In Littleton Colorado two teens went on a shooting and bombing spree that left 15 dead and 24 wounded before they shot and killed themselves. During the rampage, the two fired about 900 rounds of ammunition from two sawed off shotguns, a 9-mm semiautomatic carbine, and a semiautomatic handgun. Police also later found more than 30 bombs placed throughout the school (Brock, 2001). In light of recent acts of violence in the nation’s schools, school safety and security have become a hot topic. However, the issue of school safety goes beyond student violence. It includes property damage, theft,†¦show more content†¦Students who were interviewed after the Columbine shootings were more likely to report fear of harm or attack at school (6.3%) than those interviewed before the incident (4.8%) (U.S. Department of Education, 2002). However, most schools are safe places and in reality most kids are safer in school than they are outside of them. As Watson and Watson said in the preface of their book The School As a Safe Haven, â€Å"Most schools are safe-we know that-and we do not wish by writing this book to scare anyone and put false impressions in their heads (p.xiii).† Overall, the crime that does exist continues to drop to even smaller numbers. Between 1995 and 2001, the percentage of students who reported being victims of crime at school decreased from 10% to 6%. This included a decrease in theft (from 7% to 4%) and a decrease in violent victimization (from 3% to 2%) over the same time period (U.S. Department of Education, 2003). The 2000 Annual Report on School Safety released by the Department of Education and Justice found that â€Å"Violent deaths at school are extremely rare. Thirty-four violent deaths were reported in 1998-99, compared to the high of 49 deaths reported in 1995-96 (U.S. Department of Education and Justice, 2001, p. 7). These numbers are significant in pointing out that schools are a safe place for almost all kids and that security, while a concern, should not be the main priority of school administrators. Over the past few years, especially since theShow MoreRelatedHomeland Security Department and the Importance of Speaking in English686 Words   |  3 PagesHomeland security is a state agency that is entrusted with ensuring that the local population within the USA borders is all safe at all times and this includes adequate preparation for any emergency, safety of each member of the community during and after an emergency. The jurisdiction of the Homeland security is quite wide, ranging from border security, aviation safety, emergency response, cyber security as well as chemical facility safety among many others. There are a wide range of duties withinRead MoreLife1071 Words   |  5 Pagesï » ¿ Why Chicago Public Schools need more Protective Measures Against School Violence Paul Cotton Baker College Online Why Chicago Schools need more Protective Measures Against School Violence Gun violence and the right to carry weapons have been two topics of heated debate over the last decade. From the violent burglaries to school shootings, the need for protection increases. The solution to end or reduce violence is not an easy task. Should societyRead MoreA New Perspective Towards The Justice System1583 Words   |  7 Pageswas truly happening in society. Youths are being labeled and criminalized time and again because of authority figures not just in the streets but in schools. This relates to the youth control complex I learned through reading Victor Rio’s book Punished. He speaks about this concept referring to the institutions that we come across by everyday like schools, our homes, and the workplace treating young people in a distinct way because they view everyday behavior as criminal activity. This shaping the misconstruedRead MoreLeadership And The Life Cycle Of A Group . A Group Is A969 Words   |  4 Pagesbegins, it has yet to fully understand its elf. Dubbed the forming stage, it is characterized by uncertainty (Group Development, 2003). This is a time of identity exploration and role establishment. Consider a child s feelings on the first day of school. There are a lot of unknowns and associated emotions until the child is able to settle into the routine of things.  Thus it typically is with any small group.  Of great importance at this stage is expectation setting and consistency. Inform membersRead MoreThe Dangers Of The College Faces Essay1635 Words   |  7 Pages Part 1 As another security examiner at Aim Higher College I was given the undertaking to decide the main three dangers that the College faces. Consistently innovation is actualized in numerous associations. This innovation may settle past vulnerabilities or even make new one. Programmers may misuse this known powerlessness to access basic information or cause hurt in the system. This new technology may fix previous vulnerabilities or even create new one. Hackers may exploit this known vulnerabilityRead MoreTrials and Tribulations of a Homosexual Essay1598 Words   |  7 Pagesmust endure more than heterosexuals, such as anti-gay bullying within school systems, various types of discrimination, and ultimately fighting for their basic rights. As a child they must deal with certain factors that they cannot change no matter how hard they try. For example eye color, hair color, height, weight, and so on and so forth. Then based on these factors it is determined whether a child is liked in school by others. However there is another factor, that determines if a childRead MoreThe Internet From A Social and Communications Perspective Essay1720 Words   |  7 PagesQuality Schools International Research Project Atyrau 2010 Directory 1. Introduction 2. Statement of controlling purpose 3. Problem identification 4. History 5. Primary research ïÆ'Ëœ Surveys ïÆ'Ëœ Analysis 6. Secondary research 6.1 Structure of the internet 6.2 World dependency ïÆ'Ëœ Organizations and corporations/ Commercial Internet ïÆ'Ëœ Education ïÆ'Ëœ Mass Share of the information ïÆ'Ëœ Politics ïÆ'Ëœ SafetyRead MoreWhat Is The Theories Of Three Human Development Theorists, Urie Bronfenbrenner, John Bowlby And Mary Ainsworth s Theory Essay1614 Words   |  7 Pagesfive systems which all have an individual as their same centre and gradually extend from this individual to the last and largest system, including minute but immediate impacts like a bee in the garden that stung this individual and macroscopical but subtle impacts like global warming. 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It may be subtle, and it could be traumatizing. In â€Å"The Life of Pi† produced by Ang Lee, Pi got the latter. The major running theme throughout the movie is that the loss of innocence is something everyone goes through. Ang Lee shows this in the use of lighting, angles, and sound effects in multiple scenes. When Pi has to change his name because the kids at school were making fun of him, when he is forced to watch the tiger eat the baby

La Misma Luna Review Free Essays

La Misma Luna review The first theme I think of when it comes to the movie La Misma Luna is big things come in small packages. Carlos is nine years old, yet he is determined to cross the Mexico border to find his mother. Most nine year olds are focusing on what picture they want to color next, not Carlos. We will write a custom essay sample on La Misma Luna Review or any similar topic only for you Order Now I felt really touched by what Carlos is trying to accomplish. Carlos comes across many obstacles on his journey to his mother. He eventually comes across Enrique, who turns into his travel buddy, and saves him numerous times. I really admire Enrique for all he did for Carlos. Although he wanted to leave Carlos many times, Enrique stayed by his side, keeping him from danger. I feel like I am most like Enrique for the fact of how he helps Carlos. I am always helping people, whether I get along with them, or even like them, I’m always there to help. I also relate to Enrique because of his determination. He is just like Carlos, determined to find his mother (Carlos’. ) Together they go through many struggles, sleeping on park benches, finding cheap easy jobs, barley making enough money to eat and sleep. But they will do whatever it takes to find her. I am determined like them when it comes to basketball. I am also willing to work as hard as I have to win, start, score, and play as much as I can. Enrique saved Carlos from danger numerous times. This brings me to my next theme, that you can do anything you put your mind to. When Carlos was working in the tomato factory, he almost got caught; and I was very frightened at this point. He didn’t think for a second he was going to get caught. He hid himself in crates of tomatoes and waited. All during the movie, whatever he puts his mind to, he does. The most obvious goal Carlos accomplished was finding his mother. He walked the streets of Los Angeles looking for the special corner, with the pizzeria, Laundromat, party store, and murals on sides of buildings. That is true determination. But this shows true courage of Enrique. He could have easily left Carlos behind, for him to get caught. But he didn’t and that is something to look up to. True friendship and courage is what makes this movie so special. Without Enrique staying beside Carlos, no matter how annoying he got the movie wouldn’t have been the same. Without Enrique, Carlos would probably have gotten kidnapped, or found by the police and sent back to Mexico. It’s true friendship for Enrique to throw his coffee at the police when they had a hold of Carlos. Carlos was then able to escape, but it was not the same for Enrique, and I have a feeling he knew that when he threw the cup. The significance of the title is that no matter the distance between Carlos and his mother, they were always close to each other. They are under the same moon no matter what. How to cite La Misma Luna Review, Papers