...“If you were to take that balloon and fly away, would you take me and the boy?” (Danticat 237). Edwidge Danticat’s short story “A Wall of Fire Rising” is about Guy, a Haitian man who is fascinated with a hot-air balloon. To Guy, the hot-air balloon serves as a symbol of freedom and an escape from his life of poverty. Guy’s inability to provide for his family and sustain a job creates conflict within himself and ultimately makes him frustrated with his life. Over the course of the story, Danticat uses symbolism by heavily focusing on the sugar mill, Dutty Boukman, and the hot-air balloon. All of which that add depth and various meanings to the story and its characters. First, the sugar mill serves as a symbol of hope. Garry struggles to provide for his family due to the lack of job opportunities. The sugar mill...
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...Chelsea Smith Balloons and Buoyancy Simulation Go to http://phet.colorado.edu/simulations/sims.php?sim=Balloons_and_Buoyancy and click on Run Now. Determine what factors make a hot air balloon or a helium balloon float Student Instructions: 1. Why does a hot air balloon float even though it is so heavy? A hot air balloon still floats because the bouncy force of the hot air is more than the weight of the balloon. 2. What makes balloons float when they are full of air but not float when they are deflated? Balloons float when they are full of air due to the fact that when they are filled with helium gas which causes them to float. When balloons are deflated they don't float because they are not filled with air. 3. Starting with a hot air balloon, figure out how to make the balloon float. What factors affect the balloon floating or sinking? Explain three of these factors and your understanding of why this works as it does. Hot air balloons completely rely on buoyancy to float. Hot air rises. Hot air is less dense than cold air. Heating air causes energy. The hot air causes the balloon to rise above the cooler air and therefore float. 4. Move to the rigid hollow sphere. What does it mean that the sphere is “rigid?” This means that the balloon is not filled with hot air. 5. Play with the parameters of the simulation and get the sphere to float. How is the sphere floating similar to and different from the floating hot air balloon? The sphere without hot air moves faster than...
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...* What was aviation as invented by the Montgolfier Brothers? The brothers, Joseph Michel and Jacques Etienne Montgolfier, were inventors of the first hot air balloon. * What were the differences between the balloons developed by the Montgolfiers and those developed by J.A.C Charles? The difference was that the Montgolfiers ballons were developed by hot air and the one who Charles develop were hydrogen. * How are balloons, dirigibles, and airships similar? How are they different? The most similarity among blimps, dirigibles and hot air balloons would be the use of gases to achieve flight. Dirigibles are both steerable and are a rigid aircraft. A rigid airship has a definite shape with the help of a metal structure in the inside. Blimps are not a rigid airship meaning that they collapse when deflated. Hot air balloons are capable of containing hot air, a burner, and a basket. The main difference between hot air balloons and blimps or dirigibles is that they do not need a certain gas to fly. It operates of the basic principle of hot air. * What was a Zeppelin? Zeppelins was a type of rigid airship pioneered by German Count Ferdinand von Zeppelin in the early 20th century, based in part on an earlier design by Croatian aviation pioneer David Schwarz. Due to the outstanding success of the Zeppelin design, the term zeppelin in casual use came to refer to all rigid dirigibles. * What were the Macon and the Akron? They were the first and...
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...affected by Heene's actions? The stakeholders in the “Balloon Ball Hoax” are the boy, Falcon Heene; the parents, Richard and Mayumi Heene, brothers, Bradford and Ryo Heene; Larimer County sheriff; Jim Alderman; Denver International Airport travelers and employees; National Guard unit; local police; search and rescue teams; media and news services; Colorado taxpayers; and the public. The public through the media watched and worried about the fate of the boy in the balloon. Colorado taxpayers footed the bill for the 50,000 USD cost of personnel time, equipment and other incidentals to track the balloon, search the rescue mission, and investigation of the hoax. Denver International Airport closed to avoid collision with the balloon. Travelers were delayed and flights rerouted and rescheduled. Airport employees had to remain calm and courteous as travelers became frustrated with delays, missed flight times and rescheduling. Local police, the National Guard unit, and search and rescue teams spent hours and used expensive equipment to track and hunt for the balloon and boy while Falcon was safe the whole time. Sheriff Jim Alderman had to conduct investigation under intense media scrutiny. At first, the media was incredulous that the parents were being questioned and investigated. Then Mr. Alderman was ridiculed for not detecting the hoax sooner. Falcon Heene was used by his parents to pull out the hoax that he was on a hot air balloon that had escaped it tether. Falcon was expected to...
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...to fly by gaining support from the air, or, in general, the atmosphere of a planet. It counters the force of gravity by using either static lift or by using the dynamic lift of an airfoil, or in a few cases the downward thrust from jet engines. The human activity that surrounds aircraft is called aviation. Crewed aircraft are flown by an onboard pilot, but unmanned aerial vehicles may be remotely controlled or self-controlled by onboard computers. Aircraft may be classified by different criteria, such as lift type, aircraft propulsion, usage and others. History Flying model craft and stories of manned flight go back many centuries, however the first manned ascent – and safe descent – in modern times took place by hot-air balloon in the 18th century. Each of the two World Wars led to great technical advances. Consequently the history of aircraft can be divided into five eras: Pioneers of flight, from the earliest experiments to 1914. First World War, 1914 to 1918. Aviation between the World Wars, 1918 to 1939. Second World War, 1939 to 1945. Postwar era, also called the jet age, 1945 to the present day. Methods of lift Lighter than air – aerostats Aerostats use buoyancy to float in the air in much the same way that ships float on the water. They are characterized by one or more large gasbags or canopies, filled with a relatively low-density gas such as helium, hydrogen, or hot air, which is less dense than the surrounding air. When the weight of this is added to...
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...A Comparative Study of Varying Fabrics to the height of the Hot Air Balloon I. Introduction a. Background of the Study Fabric refers to any material made through weaving, knitting, spreading, crocheting, or bonding that may be used in production of further goods like garments. In the Philippines, we have The Philippine Textile Research Institute (PTRI), as a line agency of the Department of Science and Technology (DOST) in supporting the local textiles in achieving global competitiveness through the utilization of indigenous resources, and development of technical competence in textile production and quality assurance. Fabrics come in different kinds such as cotton, wool, linen and silk. Cotton is made from vegetable fiber and adaptable to a wide variety of purposes; it is strong, absorbent and easily washed/dyed. Wool is made from the hair of various animals, including sheep, llamas, camels, and goats; wool is very resilient, warm and it resists wrinkling. Linen is made from the flax plant, and is considered the strongest of the vegetable fibers; it is washable, it wrinkles easily and it is highly absorbent. Silk is made from the cocoon of a species of caterpillars; silk is very strong, absorbent and has a brilliant sheen. All silks come from Asia, primarily China, and are considered as one of the finest textiles. Hot air balloon is one of the oldest successful human-carrying flight technologies. It consists of the envelope, the burner and the basket or the gondola...
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...INTRODUCTION 1 II HISTORY OF EARLY FLIGHT 2 III HISTORY OF HOT-AIR BALLOONS 3 IV HISTORY OF THE ZEPPELIN 4 V USS AKRON DESIGN AND CONSTRUCTION 5 VI USS AKRON MISSIONS 6 VII SUMMARY 8 VIII CONCLUSION 9 APPENDICES A BIBLIOGRAPHY 12 LIST OF FIGURES Figure Page 1 Ormithopter Flying Machine 2 2 Montgolfier Brother’s 1783 hot-air balloon 3 3 dirigible 4 4 First ring of the uss akron 6 5 USS AKRON DESIGN PLANS 7 6 USS AKRON 8 7 LONG ENDURANCE MULTI-INTELLIGENCE VEHICLE 9 CHAPTER 1: INTRODUCTION The idea of flight has intrigued man for many years. For centuries, man experimented with ways of how to fly; some ideas of how to fly were good, while other ideas were not so good. Early pioneers of flight would construct wings out of feathers, wood and wax and attach them to their arms and jump off of high structures. These experiments usually ended in injury or death. During the following years, man invented machines with the idea of making them fly. In 1783, the idea of man flying became a reality with the invention of the hot-air balloon by two brothers. The hot-air balloon led to the...
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...University Abstract This paper will explore several early pioneers and their innovation in the field of aviation. These people will include those who completed flights that were the first of their kind, as well as those who provided an integral role in the development of air travel. The innovators that will be covered were dedicated to developing aircraft and often persevered amidst their peers thinking air travel was impossible. These brave men sparked a revolution and ultimately provided us with the transportation, fast method of mail delivery, military power, and many other benefits that we can see and enjoy today. This paper will explore some of the utilization of these early aircraft and the effects they had on war strategy. Aviation Pioneers and the Revolutionary Concept of Flight From the beginning of time man looked to nature for a better understanding of the world around us, not the least of which were the flying creatures which fly so gracefully and effortlessly above us. This phenomenon of flight eventually led to some of the most brilliant and creative minds to consider the possibility of a man-made machine that could propel us through the air. While Leonardo DaVinci was among the first to study flight and design a flying machine in the 1400s, it was not until 1785 that two brothers named Joseph and Etienne Montgolfier flew aboard their own aircraft in 1785 (Clark, 1997). After this feat came gliders, and ultimately the birth...
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...of the not-so-famous early dreamers and how did they contribute to what aviation is today? -French Bother Jacques-Etienne/Joseph-Michel Montgolfier (Page 28) -Led to the first hot air balloon ascent 1783 Alexandre-Cesar Charles -two-hour flight of a balloon filled with hydrogen gas Henry Cavendish (28) -Hydrogen gas had been first isolated in 1766 by the British chemist Jean-Pierre Blanchard/John Jeffries -First successful crossing of the English Channel from Dover to Calais Capt Joe Kittinger (1960) -Ascended in a polyethylene balloon to 102,800 feet setting the record (29) -Next year record was broken 113,700 feet -First and only person to solo a balloon across the Atlantic Ocean -Set a free fall parachute descent record that stood for 50 years Felix Baumgartner (p.29) -Broke the a free fall parachute descent record Oct 12, 2012 -First man to break the sound barrier without an airplane reaching an unofficial speed of mach 1.24 in freefall Ferdinand Adolf von Zeppelinf (p.29) -Became acquainted with balloons during a visit to the U.S.A -First rigid airship to fly in a 17-minute sojourn over Lake Constance in 1900 -Became a national hero because of his development of the very imposing and exciting “Zeppelins” -First passenger line for the carriage of passengers by air -DELAG Sir George Cayley (p.31) -Founder of the science of aerodynamics because of his pioneering experiments with wing design and the effects of lift and drag, and gis formulations...
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...MCR 3U Exam Review Unit 1 1. Evaluate each of the following. a) b) c) 2. Simplify. Express each answer with positive exponents. a) b) c) 3. Simplify and state restrictions a) b) c) d) 4. Is Justify your response. 5. Is Justify your response. Unit 2 1. Simplify each of the following. a) b) c) 2. Solve. a) b) c) 3. Solve. Express solutions in simplest radical form. a) b) 4. Find the maximum or minimum value of the function and the value of x when it occurs. a) b) 5. Write a quadratic equation, in standard form, with the roots a) and and that passes through the point (3, 1). b) and and that passes through the point (-1, 4). 6. The sum of two numbers is 20. What is the least possible sum of their squares? 7. Two numbers have a sum of 22 and their product is 103. What are the numbers ,in simplest radical form. Unit 3 1. Determine which of the following equations represent functions. Explain. Include a graph. a) b) c) d) 2. State the domain and range for each relation in question 1. 3. If and , determine the following: a) b) 4. Let . Determine the values of x for which a) b) Recall the base graphs. 5. Graph . State the domain and range. Describe...
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...In the Hayfield "In the Hayfield" by Julien Dupre represents the simple life style of a peasant farmer in the 19th century. In the 19th century farming was a difficult job for simple people. It took up a lot of time and farmers usually worked from dawn to dusk only getting a break on Sundays. I feel like this painting by Julien Dupre represents this because of many things he included in it. There is a young woman about the age of 20 directly in the middle of the painting in an action pose. She is in the middle of turning some hay when it's almost as if someone takes a snapshot of exactly what's going on in that moment. The left side of the young women there is a little village with a few cozy looking houses. The artist probably just modeled some houses that he saw in the country side. On the right side there is five men throwing hay onto a house drawn wagon. This also makes the painting realistic because what would a young woman be doing out in the field far away from the village by herself. It makes sense that there are others helping her with her work. The task seems almost never ending with the long rows and mountainous piles of hay. The subject matter of the painting is still life. He is trying to portray what it would look like in fall harvesting hay in the 19th century. This painting looks as if the artist just took a picture of a person in their daily life. She has her lunch basket along with which shows me that she will be out there all day. The scale of the...
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...have accomplished this task with great strides. Once heavier than air flight was proved to be a valid means of transportation, the technology accelerated at an astonishing rate. Every time we get onto an airplane, helicopter, or hot air balloon we have the pioneers of aviation to thank. These great people proved to the world that nothing was out of reach for the human race. Some gave their life in pursuit of this dream while others funded and supported those who were developing the technology. No matter what the role each of these played, we have to appreciate everyone. We would not be where we are today in aviation if it weren’t for these pioneers. Pioneers of Aviation Introduction From the very first flight of the balloon to the flight of the powered airplane, our early pioneers always looked to make changes for the better. Many of these ideas simply built upon ideas of individuals of the past. These great pioneers were from every part of the world, United States, England, France, Germany, and so many other places. They did not look at aviation as a reason to disagree but rather found that flight would help everyone equally. Balloons Joseph and Jacques Montgolfier are the brothers who invented and flew the first hot air balloon. Born in Annonay, France, they had a passion and drive in science. In 1782 they constructed a balloon that was filled by burning paper to heat the air and lift the balloon off the ground (Montgolfier, 2011). This first flight wasn’t until...
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... 3) Be the boss. 4) Be a bridesmaid at my best friend’s wedding. 40) Be a good role model to others. 5) Experience snow. 41) Build my own company. 6) Learn how to drive. 42) Beach bonfire with my friends. 7) Ride a first class plane. 43) Tour the wreckage of the RMS Titanic. 8) Road trip with my clique. 44) Go camping. 9) Win a lottery. 45) Play under the rain with friends. 10) Ride a hot air balloon. 46) Go fishing. 11) Kill a snake. 47) Learn how to skate. 12) Buy all the things that I want. 48) Have a walk in closet. 13) Lose 20 lbs. 49) Go canoeing. 14) Jump off a cliff. 15) Go to a Casino. 16) Read people’s mind. 17) Leave a legacy. 18) Eat all the food that I want. 19) Travel the world...
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...with Clarissa Rose, an English professor of Keats. Although Joe approaches the world through rationality and Clarissa approaches it through emotion, they are happy together and have a stable, comfortable world. Joe is the main narrator of the book and he often makes references to narrative choices of exclusion or inclusion of details. He explains that he chooses his beginning because it is the point that makes the most "sense." Joe starts the story with Clarissa and Joe's reunion picnic being interrupted by a hot air balloon accident. Joe and a few other men try to save a child trapped in a balloon, but the high winds force all the men except one to drop the ropes. That man, John Logan, a doctor and family-man from Oxford, is carried up into the sky by the balloon until he eventually falls to his death. His shocking and senseless death deeply upsets Joe and Clarissa and they try to comfort each other and make "sense" of the event by telling it as a story. Also at the balloon accident is a lonely, religious young man named Jed Parry. He shares a look with Joe and becomes convinced that they are in love. Later that night, as Clarissa and Joe are falling asleep, Parry calls Joe to tell him that he loves him. Joe tries to cope with the disturbing accident by writing an article about narrative in science. While researching it, he thinks he sees Parry in the library and is unsettled. The next day, Joe tells Clarissa about Parry and how he is frightened, but Clarissa waves the situation...
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...Personnel Licensing Anyone wanting to become a pilot, whether for an aeroplane, helicopter, microlight, glider or hot-air balloon, has to complete a clearly defined training path. This includes theory lessons as well as practical training in the aircraft concerned. The training is completed with an exam. After basic training, pilots can take further training to become an instructor, private pilot or commercial pilot. The CAA is responsible for issuing, renewing and revoking of licences to aviation personnel – flightcrew and non-pilot personnel. Licences are issued on the basis of completed training programmes which are conducted for each type of aviation personnel, following a thorough examination process. Once issued, a licence is to be renewed after a certain period of time defined by the appropriate regulation. Details on rules for this type of activity can be found separately for each type of aviation personnel by clicking on the name of the activity. Further details on how this domain is regulated can be found in Regulation No. 7/2009 on Licences and authorisations for aviation staff – aeroplane pilots and Regulation No. 4/2010 Licences and authorisations for aviation staff – helicopter pilots. Personnel Licensing Section carries out the procedures related to: • Monitoring and evaluation of international regulations, standards and procedures within its scope; • Participation in the harmonization of regulations with international regulations and standards; • Monitoring...
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