Materials: 3 copper wires 3 copper strips 3 zinc strips 3 limes 3 oranges 3 apples Multi tester or battery tester. Procedure 1.Get the 3 limes on flat surface‚ on each lime stick a copper strip and a zinc strip on opposite sides. 2.Connect a copper wire to the copper strip of the first lime to the zinc strip of the second lime; then. 3.Connect a second copper wire to the copper strip of the second lime to the zinc strip of the third lime. 4.Connect another wire to the copper strip of the
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artworks‚ and doesn’t make them in an ordinary manner. It shows us the abstract and unusual side to art. 3. What new media is being used in a new and innovative way? Oliver used a variety of materials‚ including paper‚ resin‚ tissue‚ fibreglass‚ hair‚ copper and aluminium. The ethereal impression and supple curves of her objects belie the inherent qualities of their materials and the intensive process of their production. Artworks: 1. Does this artwork create a connection with ideas or themes between
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Centre Number For Examiner’s Use Candidate Number Surname Other Names Examiner’s Initials Candidate Signature Question General Certificate of Secondary Education Higher Tier June 2013 Science A CH1HP H Unit Chemistry C1 Chemistry Unit Chemistry C1 Monday 10 June 2013 1.30 pm to 2.30 pm Mark 1 2 3 4 5 6 7 TOTAL For this paper you must have: a ruler the Chemistry Data Sheet (enclosed). You may use a calculator. Time allowed 1 hour Instructions Use black ink or black ball-point
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The purpose of this lab was to find out the reaction of iron nails and CuSO4‚ copper sulfate solution. Before starting the experiment‚ there were two possible outcomes of the reactions. CuSO4 + Fe → FeSO4 + Cu or 3CuSo4 + 2Fe → Fe2(SO4)3 + 3Cu. The ion chart showed that iron can only make two charges‚ +2 and +3. As the liquid evaporated‚ the weight changed because the liquid added to the nail’s weight. In a real world situation‚ scientists can use ratios to determine how much of a substance that
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The Influence of Hair Color on the Concentration Zinc and Copper in Boys’ Hair1 JOSÉ DOREA2 ANDSUELI ESSADO PEREIRA G. Nutrition Laboratory‚ Faculdade de Ciencias da Saude‚ Universidade de Brasilia‚ 70910 Brasilia DP‚ Brazil of ABSTRACT Head hair of 150 normal boys from Brazil ranging in age from 1 to 12 years was studied for the influence of color on concentrations of zinc and copper. Hair color was classified visually and also quantified by melanin concentra tion. Visual classification
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from the Bunsen burner supports the formation of the Cu2+ ion. Why was it important to perform this reaction in the fume hood? It is important because the chemicals produce a toxic gas. Is there any copper metal left after you have completed this step? If not‚ where is the copper? No‚ there is no copper left. It dissolved in the nitric acid solution. Did you initially observe the formation of a precipitate that re-dissolved when more aqueous ammonia was added? No‚ eventually the solution changed to
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What if your dad lived in a different city then you‚ and you only were able to see him when he visited you once a week? That’s the life that Mariam lives in A Thousand Splendid Suns. Khaled Hosseini wrote this story in 2008 all about Afghan history‚ family‚ friendships‚ and faith. In this paper I will analyze the culture‚ characters‚ and themes the author pulled throughout the book. The culture in this book is extreme in its intensity. When the Taliban is put in charge‚ there are a many culturally
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Sun Yat-sen was the father of Democratic China‚ being the first president of that Country‚ in 1911. A considerable amount of years were spent in exile‚ as the Qing Dynasty prevented the uprise of protestors‚ Sun Yat-sen became familiar with Japan‚ Europe and the United States‚ where he was able to gather information of what could be useful to Chinese future‚ and he also‚ from learning experiences‚ was able to see what was not good‚ hence not suitable to the put into use in China. Three principles
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Conclusion The theme in the novel “A Thousand Splendid Suns” by Khaled Hosseini is the inner strength of a women even in the darkest of times‚ which he has shown through symbolism‚ metaphors / similes‚ and irony. Both Mariam and Laila endure so much heartache in their lives because they are women‚ yet they continue the strength to pull together and persevere. Mariam was born in a world which turns their back on women. She has a father who refuses to acknowledge her existence‚ a husband who abuses
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DRAMA ANALYSIS - by S. Tropnas of A Raisin in the Sun by Lorraine Hansberry I. Central Idea or theme of play A Raisin in the Sun is a three-act drama focusing on the black working class Younger family subjected to the emotional stresses of living in a cramped apartment while confronting bigotry and economic hardship. They dream of leaving behind the ghetto apartment they have all lived in for many years. The play’s title comes from the opening lines of “Harlem‚ a poem by Langston Hughes‚ which
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