Michael Faraday and Platinum
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Michael Jackson was born in August 1958. So was I. Michael Jackson grew up in the suburbs of the Midwest. So did I. Michael Jackson had eight brothers and sisters. So do I. When Michael Jackson was six, he became a superstar, and was perhaps the world's most beloved child. When I was six, my mother died. I think he got the shorter end of the stick. I never had a mother, but he never had a childhood. And when you never get to have something, you become obsessed by it. I spent my childhood searching for my mother’s figures. sometimes I was successful, but how do you recreate your chilidhood when you are under the magnifying glass of the world for your entirelife.【1】迈克尔·杰克逊出生于1958年8月。
我也是。
迈克尔·杰克逊是在美国中西部的郊区长大的,而我也是。
迈克尔·杰克逊有八个兄弟姐妹,我也有。
在迈克尔·杰克逊年仅6岁的时候,他便成为了一个超级巨星,或许更是世界上最多人钟爱的小孩。
而我6岁的时候,母亲永远离开了我。
加拿大新发现的雷尼里弗矿山产出第一桶金
佚名
【期刊名称】《黄金科学技术》
【年(卷),期】2017(25)5
【摘要】New Gold公司位于加拿大安大略省的雷尼里弗大型矿山项目中获得了第一桶金,并称有望在2017年11月开始商业化生产,这将使得该矿山在今年年底前上市。
从2017年9月起,这家总部位于多伦多的雷尼里弗矿山已经开始开采矿石,首批产出黄金约500盎司,白银600盎司。
【总页数】1页(P72-72)
【关键词】加拿大;矿山;黄金;商业化生产;安大略省;Gold;多伦多;开采
【正文语种】中文
【中图分类】TD7
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赞赏法拉第的英语作文标题,Appreciating Michael Faraday。
Michael Faraday, the renowned British scientist, is often hailed as one of the greatest experimentalists in the history of science. His contributions to the fields of electromagnetism and electrochemistry laid the groundwork for many modern technologies, and his innovative experiments continue to inspire scientists and engineers around the world. In this essay, we will delve into thelife and achievements of Michael Faraday, exploring the reasons why he is so widely admired and appreciated.Born in 1791 in Newington Butts, Surrey, England, Faraday grew up in a humble background with limited formal education. Despite his lack of academic training, he possessed an insatiable curiosity and a natural aptitudefor science. At the age of 14, he became an apprentice to a local bookbinder, where he developed a passion for reading and learning. It was during this time that he encounteredbooks on science and electricity, sparking his interest in the subject.Faraday's breakthrough came when he began working as a laboratory assistant to the chemist Humphry Davy at the Royal Institution in London. Under Davy's mentorship, Faraday quickly proved himself to be a talented and innovative experimenter. In 1821, he made a groundbreaking discovery when he demonstrated electromagnetic rotation, laying the foundation for the modern electric motor. This discovery marked the beginning of Faraday's pioneering work in electromagnetism, which would revolutionize the field of physics.One of Faraday's most significant contributions to science was his formulation of the laws of electromagnetic induction. Through a series of elegant experiments, he showed that a changing magnetic field could induce an electric current in a nearby circuit. This discovery not only provided the basis for the modern theory of electromagnetism but also laid the groundwork for the development of electric power generation and transmission.Faraday's laws of electromagnetic induction are stilltaught in physics classrooms today and are essential for understanding the operation of generators and transformers.In addition to his work in electromagnetism, Faraday also made important contributions to the field of chemistry. He discovered benzene, pioneered the study of electrolysis, and introduced the concept of the electromagnetic field.His experiments with electrolysis led to the development of electrochemistry as a distinct scientific discipline, andhis work laid the foundation for the modern understandingof chemical bonding and reactions.Faraday's influence extended far beyond his scientific discoveries. He was also a gifted lecturer and communicator, renowned for his ability to explain complex scientific concepts in simple, accessible language. His publiclectures at the Royal Institution were hugely popular and helped to popularize science among the general public. Faraday's commitment to education and public outreach laid the groundwork for the modern scientific outreach programs that seek to engage and inspire people of all ages.In recognition of his many achievements, Faraday was awarded numerous honors and accolades during his lifetime, including the Royal Society's Copley Medal and the Rumford Medal. He was also offered knighthood by Queen Victoria, although he declined the honor, preferring to remain a private citizen. Despite his fame and success, Faraday remained humble and modest, always attributing his discoveries to hard work, perseverance, and a deep love of science.Today, Michael Faraday is remembered as one of the greatest scientists of the 19th century, a visionary whose work laid the foundation for much of modern physics and chemistry. His legacy lives on in the countless technological innovations that his discoveries have made possible, from electric power generation to wireless communication. But perhaps Faraday's greatest legacy is the example he set as a scientist and a human being – a tireless seeker of knowledge, a passionate advocate for education, and a humble servant of truth. In an age of increasing specialization and fragmentation, Faraday'sinterdisciplinary approach and his belief in the unity of science serve as a powerful reminder of the importance of curiosity, creativity, and collaboration in the pursuit of knowledge.In conclusion, Michael Faraday's contributions to science and society are immeasurable. His pioneering work in electromagnetism and electrochemistry laid the foundation for many modern technologies, and his dedication to education and public outreach helped to inspire generations of scientists and engineers. As we reflect on Faraday's life and achievements, we are reminded of the power of curiosity, perseverance, and humility in the quest for understanding. Michael Faraday truly deserves our admiration and appreciation for his profound contributions to the advancement of human knowledge.。
我的偶像英语作文爱迪生篇一:He was born in Milan, Ohio and died in West Orange, New Jersey. World famous inventor, physicist, entrepreneur, known as "the king of world invention".It has more than 2000 well-known and important invention patents and has been awarded the title of "marvel of Menlo Park" by the media!Edison was the first person in the history of mankind who used the principle of mass production and the laboratory of electrical engineering research to engage in invention patents and had a profound impact on the world.His invention of phonograph, film camera and electric light had a great influence on the world. He has more than 2000 inventions, including phonograph, film camera, tungsten light bulb and so on.篇二:Here is the English translation:He was once a student whose teacher slapped his palm and called him a fool. He protected elementary and middle schools for three years. He was once the most famously inventive king in the world. He was Thomas Edison, the king of global inventions - a person who was called a fool but ended up inventing 1,328 things, becoming a world-famous genius biologist.As early as 1821, American biologists Davy and Faraday invented a kind of electric arc lamp. This type of electric lamp used carbon rods as filaments. Although it could emit light, the light source was dazzling, consumed a lot of electricity, and had a short lifespan, so it was not very usable. The electric arc lamp was not good enough, so Edison made up his mind: "I must invent a kind of electric lamp with a gentle light, so that every household can use it."So Edison experimented with carbon rods, iridium, chromium, platinum wire, and even mustache hair as filament materials, but they all failed.Edison then tried cotton rope. As a result, the lamp could stay lit for 1 hour, 2 hours, 3 hours... This lamp could stay lit for as long as 45 hoursbefore the filament was burnt out. It was the first electric lamp of practical significance. This day, October 21, 1879, was later listed as Lamp Invention Day. However, Edison did not indulge in the joy, feeling that 45 hours was not long enough, and continued to try other materials as filaments. One summer day, as the temperature was scorching hot, he casually picked up the bamboo frame of a hand fan on the table and, while fanning himself, considered the problem. Maybe carbonized bamboo fibers would work better. Edison really did try anything that came to mind. The experimental results showed that using bamboo fibers worked better - the filament was durable, and the light bulb could stay lit for 1200 hours.If you keep a good wish in your heart, the path of life will have a diligent direction. By not shirking hardships and persevering, your wish will become a reality. In fact, everyone has a sun in their heart.。
北美风险投资公司印象
郭江明;张虎
【期刊名称】《科技情报开发与经济》
【年(卷),期】1997(007)005
【摘要】本文对北美风险投资公司的微观运作进行了探讨,其中包括:开辟多种资金来源、重视商业知名度的建立、选择适宜的投资阶段与投资方式。
【总页数】3页(P9-10,18)
【作者】郭江明;张虎
【作者单位】不详;不详
【正文语种】中文
【中图分类】F279.17
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迈克尔•法拉第——揭开化学史新篇章的物理精英摘要因物理贡献突出而被载入史册的法拉第,在他44年科学研究活动所产生的一百多项发明中,虽然在化学方面的研究并不广泛,但所获得的成果却是极其重要的。
他开创性地研究了钝化现象,第一个发现了苯,并研究了苯的性质,第一个得到了液态氯,并发现了为电化学奠定理论基础的电解定律。
在迈克尔•法拉第离开143年后的今天,以他的名字命名的“法拉第常数”“法拉第定律”却依然被世人铭记。
关键词法拉第铁的钝化气体液化苯的发现电解定律芳香族化合物迈克尔•法拉第(Michael Faraday)1791年9月22日出生在英国伦敦的一个贫困的铁匠家庭。
由于家境贫寒,他年幼便失去了接受教育的机会,开始了长达7年的装订图书的学徒生涯。
然而,也正是这份工作让从没有进过学校的法拉第有机会接触了很多书,如《大英百科全书》、《化学漫谈》。
这时的法拉第并没有表现出超人的天资,如果说他有什么奇特的地方,那就是他非常喜欢读书,而且对于他根本读不懂的书,却能够一遍又一遍的不厌其烦地读下去,一本《化学漫谈》他就看了7遍,书里描述的化学界的奥秘,让法拉第对化学产生了浓厚的兴趣。
终于,一个偶然的机会让他遇到一个对他人生起转折作用的人——汉弗里•戴维。
法拉第生活的艰辛和求知的渴望,使戴维对法拉第更是爱惜有加,法拉第终于结束了7年装订工的学徒生活,踏上一条通往科学殿堂的光明道路。
说到法拉第的贡献,很多人都会想到他在电学方面的突出贡献。
在物理课本中,他是第一个利用磁场产生电流的人。
的确,我们现在生活在一个电气的时代,电动机在工厂里轰鸣,电车在飞驰,电灯照亮了千家万户,许多令人神往的幻想因为有了电都变成了现实。
或许是法拉第在物理方面的光芒更易吸引世人的眼球,使得多数人都记得法拉第是一位物理学家而非化学家。
然而,任何人没有理由因为他在物理方面贡献突出而遗忘这位物理精英在化学方面的贡献。
高二英语科学家名称单选题20题1. Who discovered the theory of relativity?A. Isaac NewtonB. Albert EinsteinC. Galileo GalileiD. Marie Curie答案:B。
本题考查著名物理学家的成就。
选项A 艾萨克·牛顿,主要贡献是万有引力定律等;选项C 伽利略·伽利雷,在天文学和力学方面有重要成就;选项D 玛丽·居里,是著名的化学家。
而阿尔伯特·爱因斯坦发现了相对论,所以选B。
2. Which physicist is known for his work on quantum mechanics?A. Max PlanckB. Nikola TeslaC. Thomas EdisonD. Werner Heisenberg答案:D。
本题考查对量子力学有贡献的物理学家。
选项A 马克斯·普朗克,是量子力学的奠基人之一;选项B 尼古拉·特斯拉,在电学领域有突出成就;选项C 托马斯·爱迪生,是发明大王。
维尔纳·海森堡在量子力学方面有重要贡献,故选D。
3. The law of universal gravitation was proposed by _____.A. ArchimedesB. CopernicusC. KeplerD. Isaac Newton答案:D。
本题考查万有引力定律的提出者。
选项A 阿基米德,在浮力方面有重要发现;选项B 哥白尼,提出日心说;选项C 开普勒,发现了行星运动定律。
艾萨克·牛顿提出了万有引力定律,所以答案是D。
4. Who is famous for his experiments with electricity?A. Benjamin FranklinB. Michael FaradayC. James Clerk MaxwellD. Alessandro V olta答案:B。
小学下册英语第4单元真题试卷[有答案]考试时间:80分钟(总分:110)B卷一、综合题(共计100题共100分)1. 填空题:A __________ (果园) is filled with trees that bear fruit.2. 听力题:The sun is ______ (setting) in the evening.3. 听力题:The chemical symbol for platinum is ____.4. 填空题:I saw a _______ hopping in the garden (我看到一只_______在花园里跳).5. 听力题:The chemical symbol for zinc is ______.6. 填空题:The __________ (历史的对话) promotes understanding.7. 听力题:A __________ is a flat area of land near a large body of water.8. 填空题:A starfish has the ability to regenerate lost ______ (肢体).9. 听力题:The chemical formula for yttrium oxide is _____.10. 填空题:I play games with my ________ (玩具名称) every evening.11. 听力题:I love ________ with my family.12. 填空题:The invention of ________ changed the way we understand the universe.13. 听力题:The ______ teaches us about sports.14. 填空题:The _____ (青蛙) catches flies with its tongue.15. 填空题:An ____(environment) includes all living and non-living things around us.16. 填空题:There are many __________ (岛屿) in the ocean.17. 填空题:The _______ (小老虎) prowls through the jungle.18. 选择题:What is 20 ÷ 4?A. 4B. 5C. 6D. 719. 听力题:The process of separating a mixture based on boiling points is called ______.20. 听力题:The weather is _____ (sunny/cloudy) today.21. 听力题:We play _____ (篮球) after school.22. 听力题:I brush my teeth _____ night. (every)23. 填空题:I have a toy _______ that can spin and dance to music.24. 听力题:A mixture that has a variable composition is called a _______ mixture.25. 选择题:What do we call a person who studies the implementation of laws?A. LawyerB. JuristC. SolicitorD. Attorney答案: A26. 填空题:The teacher promotes _____ (学习) in the classroom.27. 选择题:What do we call the process of converting a gas into a liquid?A. EvaporationB. CondensationC. SublimationD. Freezing28. 选择题:What is the name of the first artificial satellite launched into space?A. VoyagerB. SputnikC. ApolloD. Challenger29. 听力题:The ______ is very passionate about education.30. 听力题:A __________ is a natural resource that can be depleted.31. 填空题:A cheetah is the fastest ______ (动物) on land.32. 听力题:The chemical formula for uric acid is ______.33. 选择题:How many legs does a spider have?A. FourB. SixC. EightD. Ten34. civilization is known for its advanced ________ (天文学). 填空题:The Maya35. 选择题:Which instrument is used to measure temperature?A. BarometerB. ThermometerC. RulerD. Scale答案:B36. 听力题:We are learning about ______ (space) in class.37. 听力题:The classroom is _____ (clean/dirty).38. 听力题:The chemical symbol for cobalt is __________.39. 填空题:The rabbit's _______ (嗅觉) helps it find food.40. 听力题:The element with the symbol He is __________.41. 填空题:The ancient Chinese invented _______ during the Han dynasty. (火药)42. 听力题:The ________ (baby) is sleeping.43. 选择题:What is the capital of Jordan?A. AmmanB. BeirutC. JerusalemD. Damascus答案: A44. 听力题:The ________ (rainbow) has many colors.45. 填空题:The ________ was a significant battle in World War I.46. 听力题:I found a ________ on the ground.47. 填空题:A _____ (snapdragon) adds charm to gardens.Many herbs are used in _____ (烹饪) to add flavor to dishes.49. 选择题:What is the capital of France?A. LondonB. BerlinC. ParisD. Rome答案: C50. 选择题:Which animal is known as the king of the jungle?A. TigerB. LionC. ElephantD. Bear51. 填空题:The _______ (青蛙) can leap great distances.52. 听力填空题:The best part of school is __________. I enjoy learning new things and discovering my interests. My favorite project this year was __________.53. 听力题:The __________ is an important tool for environmental management.54. 选择题:What is the opposite of quiet?A. SilentB. LoudC. SoftD. Calm55. 填空题:A ladybug is a ______ (益虫) in the garden.56. 填空题:A __________ (电池) converts chemical energy into electrical energy.57. 听力题:The Stone Age is known for the use of ________ tools.58. 听力题:A non-metal is generally a poor ______ of heat.What do we call the time of year when flowers bloom?A. SpringB. SummerC. FallD. Winter60. 选择题:What is the main ingredient in mayonnaise?A. EggB. OilC. VinegarD. All of the above61. 填空题:I have a toy _______ that can dance to music.62. 填空题:A sea otter holds hands with its mate while _______ (睡觉).63. environmental education program) informs citizens. 填空题:The ____64. 听力题:A liquid that dissolves a solute is called a ________.65. 填空题:The __________ is a major river in China known for its economic significance. (长江)66. 听力题:The chemical formula for magnesium sulfate is __________.67. 填空题:We need a ______ (遮阳伞) on hot days.68. 填空题:Metals are usually __________ (导电) and shiny.69. 选择题:What is the opposite of 'light'?A. HeavyB. BrightC. DarkD. Dim答案:CWhat do we call a person who studies the impact of culture on society?A. AnthropologistB. SociologistC. HistorianD. Psychologist答案: A71. 听力题:The concept of ecological footprint measures the impact of human activities on ______ resources.72. 填空题:The __________ (历史的探讨) invites inquiry.73. 选择题:How many days are there in a week?a. 5b. 6c. 7d. 8答案:c74. 选择题:What do we call a person who studies ancient artifacts?A. HistorianB. ArchaeologistC. AnthropologistD. Paleontologist75. 听力题:I want to ______ how to skateboard. (learn)76. 听力题:This is my ______. He is my best friend.77. 选择题:What is the name of the bright star that marks the North Star?A. SiriusB. PolarisC. VegaD. Betelgeuse78. 选择题:What is the main ingredient in guacamole?a. Tomatob. Avocadoc. Oniond. Pepper答案:b79. 选择题:What is the name of the dog in "The Wizard of Oz"?A. TotoB. SnoopyC. PlutoD. Brian答案:A80. 填空题:My dad loves __________ (户外活动) like hiking.81. 听力题:The park has a _____ (playground/garden).82. 听力题:Rocks that are formed from the compression of sediments are called ______ rocks.83. 填空题:I want to learn how to ______ (游泳) this summer. It looks like so much ______ (乐趣).84. 选择题:What is the main language spoken in the United Kingdom?A. FrenchB. SpanishC. EnglishD. German答案: C85. 选择题:What is the name of the famous scientist known for his work on electromagnetism?A. James Clerk MaxwellB. Nikola TeslaC. Thomas EdisonD. Michael Faraday答案: A86. 听力题:There are ___ (five/six) apples in the basket.87. 填空题:My favorite place to study is _______ (咖啡馆).Cleopatra was the last active ruler of the ________ (埃及).89. 填空题:The snow is _______ (很厚).90. 选择题:What is the opposite of 'happy'?A. SadB. AngryC. ExcitedD. Tired答案: A91. 听力题:The _______ of a plant is dependent on sunlight.92. 填空题:Many plants need a good amount of ______ (水) to survive.93. 听力题:The _____ (sunset) is beautiful.94. 填空题:The ________ is covered in leaves.95. 填空题:Greenland is the world's largest ________ (格林兰是世界上最大的________).96. 听力题:A __________ is an area of land rich in resources.97. 听力题:The teacher reads _____ (stories/news) to us.98. 选择题:What do you call a baby swan?A. CygnetB. DucklingC. GoslingD. Flapper答案: A99. public consultation) gathers citizen input. 填空题:The ____The ________ (initiative) promotes change.。