His invention, which he named 'Bakelite', was of enormous technological importance, and effectively launched the modern plastics industry. bakelite reading answers youtube videos, bakelite reading answers youtube clips The history of today's plastics begins with the discovery of a series of semi-synthetic thermoplastic materials in the mid-nineteenth century. Write your answers in boxes 1-3 on your answer sheet. In that they melt under heat and can be moulded into new forms. IELTS score between 1 and 9 for each part of the test – Listening, Reading, Writing and Speaking. In the last stage, the heated Bakelite was poured into a hollow mould of the required shape and subjected to extreme heat and pressure, thereby 'setting' its form for life. It became the wonder product of the new world of industrial expansion - 'the material of a thousand uses'. The IELTS scoring system is very … The resin was allowed to cool in shallow trays until it hardened, and then broken up and ground into powder. In purely scientific terms, Baekeland's major contribution to the field is not so much the actual discovery of the material to which he gave his name, but rather the method by which a reaction between phenol and formaldehyde could be controlled, thus making possible its preparation on a commercial basis. You can resize Reading Text and Question columns by dragging the grip to suite your needs, Review your questions before submitting to avoid unfortunate mistakes by clicking the. In 1907, Leo Hendrick Baekeland, a Belgian scientist working in New York, discovered and patented a revolutionary new synthetic material. Reading 3 - Passage 1. Probably the most famous use was the PBT (Plain Black Telephone). In 1907, Leo Hendrick Baekeland, a Belgian scientist working in New York, discovered and patented a revolutionary new synthetic material. There were several reasons for the research into plastics in the nineteenth century, among them the great advances that had been made in the field of 3 and the search for alternatives to natural resources like ivory. Which TWO of the following factors influencing the design of Bakelite objects are mentioned in the text? 8y 1905 he was a wealthy New Yorker, having recently made his fortune with the invention of a new photographic paper. His invention, which he named 'Bakelite', was of enormous technological importance, and effectively launched the modern plastics industry. Answer: B, C IN EITHER ORDER    Locate. Choose ONE WORD ONLY from the passage for each answer.. Write your answers in boxes 1-3 on your answer sheet. What's so funny? NB Your answers may be given in either order. Baekeland's invention, although treated with disdain in its early years, went on to enjoy an unparalleled popularity which lasted throughout the first half of the twentieth century. Please descibe the mistake as details as possible along with your expected correction, leave your email so we can contact with you when needed. 1. La Bakélite est la marque de fabrique d'un matériau de la classe des phénoplastes dont la nomenclature chimique officielle est anhydrure de polyoxybenzylméthylèneglycol.Ce fut le premier plastique fait de polymères synthétiques du benzène sous solvants. A common general rule was that objects should taper towards the deepest part of the mould, and if necessary the product was moulded in separate pieces. Bakelite Screw Clasp ~ Art Deco Bakelite Butterscotch Swirl Screw Clasp ~ Tested Bakelite Beads And Clasps ~ Circa 1930's/40's HopeKnowsVintage. The resulting granular powder was raw Bakelite, ready to be made into a vast range of manufactured objects. A the function which the object would serve, B the ease with which the resin could fill the mould, C the facility with which the object could be removed from the mould, D the limitations of the materials used to manufacture the mould, 9. The history of today's plastics begins with the discovery of a series of semi-synthetic thermoplastic materials in the mid-nineteenth century. In boxes 11-13 on your answer sheet, write, TRUE if the statement agrees with the information, FALSE if the statement contradicts the information, NOT GIVEN if there is no information on this. His invention, which he named ‘Bakelite’, was of enormous technological importance, and effectively launched the modern plastics industry. While Baekeland had been busily amassing dollars, some advances had been made in the development of plastics. BAKELITE The birth of modern plastics. Recently, however, it has been experiencing something of a renaissance, with renewed demand for original Bakelite objects in the collectors' marketplace, and museums, societies and dedicated individuals once again appreciating the style and originality of this innovative material. Reading Practice Set 1. BAKELITE – The birth of modern plastics. Sharp corners proved impractical and were thus avoided, giving rise to the smooth, 'streamlined' style popular in the 1930s. Details Last Updated: Friday, 26 May 2017 14:04 Written by IELTS Mentor Hits: 152598 . Discover the best of Oxford University Press's reference titles on a dynamic digital platform. Beyond the questions, you will find the answers along with the location of the answers in the passage and the keywords that help you find out the answers. Some are 'thermoplastic', which means that, like candlewax, they melt when heated and can then be reshaped. 4) One purpose of the research is to help people to manage their lives better. 13 TRUEFALSENOT GIVEN Bakelite was only available in a limited range of colours. The years 1899 and 1900 had seen the patenting of the first semi-synthetic thermosetting material that could be manufactured on an industrial scale. Hence, Bakelite is the answer of Q15. 7) Professor Press A works at the University of … IELTS Writing. Remember to transfer them to the answer boxes. READINGIELTS.COM will help you to answer all questions in cambridge ielts 15 reading test 4 with detail explanation Passage 1: The return of the huarango … [Continue Reading...] Cambridge IELTS 15 Reading Test 3 Answers. He soon abandoned the subject, however, only returning to it some years later. IELTS READING ACADEMIC TEST 8 QUESTIONS 6-8. A common general rule was that objects should taper towards the deepest part of the mould, and if necessary the product was moulded in separate pieces. If you want to make a better world like this, please contact us. We will get back to you shortly. While Baekeland had been busily amassing dollars, some advances had been made in the development of plastics. Other substances were then introduced: including fillers, such as woodflour, asbestos or cotton, which increase strength and moisture resistance, catalysts (substances to speed up the reaction between two chemicals without joining to either) and hexa, a compound of ammonia and formaldehyde which supplied the additional formaldehyde necessary to form a thermosetting resin. IELTS. In order to complete the test within the given time limit, it is advisable not to spend more than 20 minutes on each passage. IELTS Reading (Academic) IELTS Reading (General) MORE READING IELTS TESTS. Read the passage below and answer questions 1-13. YES 5) Watching television has reduced the amount of time people spend sleeping. You can score whole (e.g., 5.0, 6.0, 7.0) or half (e.g., 5.5, 6.5, 7.5) bands in each part. University of Reading. It then fell from favour again during the 1950s, and was despised and destroyed in vast quantities. NOT GIVEN 6) People’s brains show less activity while watching television than when reading. 11 TRUEFALSENOT GIVEN Modern-day plastic preparation is based on the same principles as that patented in 1907. The Nature and Aims of Archaeology Archaeology is partly the discovery of treasures of the past, partly the work of the scientific analyst, partly the exercise of the creative imagination. Sharp corners proved impractical and were thus avoided, giving rise to the smooth, 'streamlined' style popular in the 1930s. IELTS Speaking. The birth of modern plastics. Some plastics behave in a similar way to 1 Answer: candlewax. Complete the summary below. Read the text from IELTS Reading test and answer the questions online. The original patent outlined a three-stage process, in which phenol and formaldehyde (from wood or coal) were initially combined under vacuum inside a large egg-shaped kettle. They may also demand a minimum IELTS score in each of the 4 sections. In the IELTS Reading Test, there'll be 3 paragraphs for which you will get a total of 60 minutes time to complete. In the last stage, the heated Bakelite was poured into a hollow mould of the required shape and subjected to extreme heat and pressure, thereby 'setting' its form for life. 2, “ . John McCrone reviews recent research on humour. Moulds had to be carefully designed so that the molten Bakelite would flow evenly and completely into the mould. 8y 1905 he was a wealthy New Yorker, having recently made his fortune with the invention of a new photographic paper. The result was a resin known as Novalak, which became soluble and malleable when heated. His invention, which he named ‘Bakelite’, was of enormous technological importance, and effectively launched the modern plastics industry. Bakelite definition, a brand name for any of a series of thermosetting plastics prepared by heating phenol or cresol with formaldehyde and ammonia under pressure: used for radio cabinets, telephone receivers, electric insulators, and molded plastic ware. Try again. ' No, not funny. Others are 'thermosetting': like eggs, they cannot revert to their original viscous state, and their shape is thus fixed for ever Bakelite had the distinction of being the first totally synthetic thermosetting plastic. Bakelite was unique because it was the first material to be both entirely 2 in origin, and thermosetting. Directions: Read the passage. Answers With Authority . CAMBRIDGE IELTS 5 READING TEST 2 ANSWERS. Which side of a dog has the most hair? Baekeland's interest in plastics began in 1885 when, as a young chemistry student in Belgium, he embarked on research into phenolic resins, the group of sticky substances produced when phenol (carbolic acid) combines with an aldehyde (a volatile fluid similar to alcohol). IELTS Reading-BAKELITE – The birth of modem plastics In 1907, Leo Hendrick Baekeland, a Belgian scientist working in New York, discovered and patented a revolutionary new synthetic material. The thickness of the walls of the mould was also crucial’ thick walls took longer to cool and harden, a factor which had to be considered by the designer in order to make the most efficient use of machines. IELTS Academic Reading practice: sample 3.3. IELTS Academic Reading Sample 103 - Bakelite The birth of modern plastics BAKELITE The birth of modern plastics In 1907, Leo Hendrick Baekeland, a Belgian scientist working in New York, discovered and patented a revolutionary new synthetic material. The impetus behind the development of these early plastics was generated by a number of factors - immense technological progress in the domain of chemistry, coupled with wider cultural changes, and the pragmatic need to find acceptable substitutes for dwindling supplies of 'luxury' materials such as tortoiseshell and ivory. Write your answers in boxes 9-10 on your answer sheet. Others are 'thermosetting': like eggs, they cannot revert to their original viscous state, and their shape is thus fixed for ever Bakelite had the distinction of being the first totally synthetic thermosetting plastic. Recently, however, it has been experiencing something of a renaissance, with renewed demand for original Bakelite objects in the collectors' marketplace, and museums, societies and dedicated individuals once again appreciating the style and originality of this innovative material. This resin was then left to cool and harden, and ground up a second time. He soon abandoned the subject, however, only returning to it some years later. In 1907, Leo Hendrick Baekeland, a Belgian scientist working in New York, discovered and patented a revolutionary new synthetic material. Choose the correct letter, A, B, C or D. 6) Britain has already got A four million CCTV cameras. Write your answers in boxes 1-3 on your answer sheet. Electrical manufacturers seized on its insulating properties, and consumers everywhere relished its dazzling array of shades, delighted that they were now, at last, no longer restricted to the wood tones and drab browns of the preplastic era. The resulting granular powder was raw Bakelite, ready to be made into a vast range of manufactured objects. Contents hide. The term 'plastic' comes from the Greek plassein, meaning 'to mould' Some plastics are derived from natural sources, some are semi-synthetic (the result of chemical action on a natural substance), and some are entirely synthetic, that is, chemically engineered from the constituents of coal or oil. The Academic passage ‘Bakelite – The Birth of Modern Plastics’ is a reading passage that appeared in an IELTS Test. This resin was then left to cool and harden, and ground up a second time. READINGIELTS.COM will help you to answer all questions in cambridge ielts 5 reading test 2 with detail explanations. Universities often demand an IELTS score of 6 or 7. The thickness of the walls of the mould was also crucial’ thick walls took longer to cool and harden, a factor which had to be considered by the designer in order to make the most efficient use of machines. Please Submit to view your score, solution and explanations. It then fell from favour again during the 1950s, and was despised and destroyed in vast quantities. Bakelite was unique because it was the first material to be both entirely 2  in origin, and thermosetting.Answer: synthetic    Locate. If you go to estate and garage sales you will see lots of jewelry, sometimes you find gold or silver, but you may also come across bakelite. Bakelite was unique because it was the first material to be both entirely 2 in origin, and thermosetting. Some plastics behave in a similar way to 1 . D access to the genetic data of one in fourteen people living in Britain. Do the following statements agree with the information given in Reading Passage? The joke comes over the headphones: ' Which side of a dog has the most hair? Now that all of the other answers have copied Wikipedia and “told” you what Bakelite is, technically, maybe you’d be interested in the primary uses. In this video, you will practice another type of reading question associated with finding detailed information. admin 06/07/2020 Cambridge IELTS Reading Answers … IELTS Reading Test 16. IELTS Reading Practice 72 BAKELITE. IELTS Academic Reading Sample 76 - What's so funny? IELTS Listening. Bakelite definition: 1. a brand name for a type of hard plastic used especially in the past: 2. a brand name for a type…. A the function which the object would serve, B the ease with which the resin could fill the mould, C the facility with which the object could be removed from the mould, D the limitations of the materials used to manufacture the mould. Please descibe the mistake as details as possible along with your expected correction, leave your email so we can contact with you when needed. admin 17/06/2020 Cambridge IELTS Reading Answers No Comments. The city of Teotihuacán, which lay about 50 kilometers northeast of modern-day Mexico City, began its growth by 200 –100 B.C. B more data about DNA than any other country. Baekeland's invention, although treated with disdain in its early years, went on to enjoy an unparalleled popularity which lasted throughout the first half of the twentieth century. Answer: B, C IN EITHER ORDER    Locate10. Bakelite was unique because it was the first material to be both entirely 2  in origin, and thermosetting. In that they melt under heat and can be moulded into new forms. The object could not be designed so that it was locked into the mould and therefore difficult to extract. Bakelite can be cast and moulded while hot, but cannot be softened by heat and reshaped once they have set. You should spend about 20 minutes on Questions 28-40. which are based on IELTS Reading Passage 100. Correspondingly, the phrase “ can be cast and moulded but cannot be softened by heat ” is repeated in the sentence. Being both non-porous and heat-resistant, Bakelite kitchen goods were promoted as being germ-free and sterilisable. Write your answers in boxes 4-8 on your answer sheet. Which TWO of the following factors influencing the design of Bakelite objects are mentioned in the text? 5 out of 5 stars (1,286) 1,286 reviews $ 15.00 FREE shipping Only 1 available and it's in 1 person's cart. Give yourself 20 minutes to complete this practice set. There were several reasons for the research into plastics in the nineteenth century, among them the great advances that had been made in the field of 3 Answer: chemistry    Locate and the search for alternatives to natural resources like ivory. … . The outside.' Moulds had to be carefully designed so that the molten Bakelite would flow evenly and completely into the mould. IELTS FAQS. Other substances were then introduced: including fillers, such as woodflour, asbestos or cotton, which increase strength and moisture resistance, catalysts (substances to speed up the reaction between two chemicals without joining to either) and hexa, a compound of ammonia and formaldehyde which supplied the additional formaldehyde necessary to form a thermosetting resin. His invention, which he named 'Bakelite', was of enormous technological importance, and effectively launched the modern plastics industry. Baekeland's interest in plastics began in 1885 when, as a young chemistry student in Belgium, he embarked on research into phenolic resins, the group of sticky substances produced when phenol (carbolic acid) combines with an aldehyde (a volatile fluid similar to alcohol). The resin was allowed to cool in shallow trays until it hardened, and then broken up and ground into powder. Display Answers. Write your answers in boxes 9-10 on your answer sheet. Great thanks to volunteer Lan Nguyen has contributed these explanations and question markings. In 1907, Leo Hendrick Baekeland, a Belgian scientist working in New York, discovered and patented a revolutionary new synthetic material. 12 TRUEFALSENOT GIVEN Bakelite was immediately welcomed as a practical and versatile material. The birth of modern plastics. if necessary the product was moulded in separate pieces, Baekeland's invention, although treated with disdain in its early years. The impetus behind the development of these early plastics was generated by a number of factors - immense technological progress in the domain of chemistry, coupled with wider cultural changes, and the pragmatic need to find acceptable substitutes for dwindling supplies of 'luxury' materials such as tortoiseshell and ivory. Write your answers in boxes 1-3 on your answer sheet. Vocabulary. Answer: synthetic Locate There were several reasons for the research into plastics in the nineteenth century, among them the great advances that had been made in the field of 3 Answer: chemistry Locate and the search for alternatives to natural resources like ivory. In purely scientific terms, Baekeland's major contribution to the field is not so much the actual discovery of the material to which he gave his name, but rather the method by which a reaction between phenol and formaldehyde could be controlled, thus making possible its preparation on a commercial basis. Collection Options: Quick Reference: Core Dictionaries with short-entry answers Find out more > Reference Library: In-depth Encyclopedias and Companions Find out more > Download a full title list. Finish full IELTS Reading sample to get your score. Cambridge IELTS 15 is the latest IELTS exam preparation. Bakelite Test with Hot Water. The left.' Here, like = in a similar way, they melt when heated = they melt under heat, reshaped = moulded into new forms, So, the answer … .. . Choose ONE WORD ONLY from the passage for each answer. The result was a resin known as Novalak, which became soluble and malleable when heated. Passage 6 BAKELITE. Electrical manufacturers seized on its insulating properties, and consumers everywhere relished its dazzling array of shades, delighted that they were now, at last, no longer restricted to the wood tones and drab browns of the preplastic era. His invention, which he named ‘Bakelite’, was of enormous technological importance, and effectively launched the modern plastics industry. The design of Bakelite objects, everything from earrings to television sets, was governed to a large extent by the technical requirements of the moulding process. + Later on, we learn that the concerned plastic in this paragraph is Bakelite. Do the following statements agree with the information given in Reading Passage 1? Some are ‘thermoplastic’, which means that, like candlewax, they melt when heated and can then be reshaped. IELTS Academic Reading Sample 72 - Bakelite The birth of modern plastics Details Last Updated: Friday, 26 May 2017 13:56 Written by IELTS Mentor Hits: 67729 BAKELITE The birth of modern plastics . Choose ONE WORD ONLY from the passage for each answer. There 'll be 3 paragraphs for which you will practice another type of Reading associated... Fourteen people living in Britain the city of Teotihuacán, which lay about 50 kilometers of! Material of a dog has the most hair between the length of time spend... Tutorials & model Papers with detailed Solution for Entrance exams dollars, some advances had been amassing... With epoxy resin and another with Bakelite resin, which he named ‘Bakelite’, was of enormous technological importance and! 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