POTATO BATTERY Abstract a. Purpose To lessen the consume of electric charge b. Procedure We insert copper and zinc electrodes in to the potato‚ close but not touching each other. We use Clip leads to connect our electrodes to the Multimeter to measure voltage between two electrodes or current passing through the multimeter. For this experiment we removed the shell of a broken AA battery for our Zinc electrode. (Make sure to test your multimeter by connecting its Positive and Negative
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Coursework – Cost Value Reconciliation Cost Value Reconciliation (CVR) seeks to improve cost control by collating and analysing established totals for costs and value to illustrate the margins profitability of on a project. CVR achieves this by requiring the provision of statutory accounts in addition to the Standard Statement of Accounting Practice number 9 (SSAP9) and secondly provision of all information which have direct implications on the management operations on all levels of the company
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Volume‚ also referred to as dynamics‚ is one of the most important components of sound. Composers use volume as a way of controlling the emotional content and shape of a piece. It is interesting to note‚ however‚ that early composers did not generally mark their scores with instructions about volume until well into the 17th century‚ but depended upon the musicians to determine the appropriate levels of volume for a specific performance space. Composers started writing indications for dynamic levels
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those in the province‚ the researcher came up with the study entitled “Potato Battery”. Two new sources are fruits and vegetables. These are organic and can easily be bought at farms and markets. One of these is the use of potato but not all fruits and vegetables are usable. Potato had been considered due to it’s high content of phosphoric acid. B. Statement of the problem This study basically aims to find out whether a potato could be able to produce enough power to light up a bulb. And if it
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In early 2003‚ Boeing released plans to build a new “super efficient” jet called the 7E7. The jet subsequently gained the nickname the “Dreamliner.” In the six months following the announcement news depressed the market for aircraft‚ which was already shrinking. This news included the United States going to war with Iraq‚ global terrorist attacks‚ and SARS putting travelers in fear. This all contributed to the worst airline profits in a generation. From Boeing’s perspective this meant for a
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best way for people to grow economy.I mean harmony between people and nature is extreme important. If we be nice to the nature‚ so does it. So people need to not only work hard to get money but do not destroy our environment as well. If people do not change their way to be rich‚ they will pay for their mistakes Stay hungry‚ stay foolish " Stay hungry‚ stay foolish" was said by Steven Jobs in the speech for the Stanford graduated students‚ which I saw it in my TOEFL class
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Biology GCSE Coursework: Osmosis in Potato Chips Skill Area P: Planning Aim: To investigate the effect of varying concentration of a certain sugar solution on the amount of osmotic activity between the solution and a potato chip of a given size. Hypothesis: Osmosis is defined as the net movement of water or any other solution’s molecules from a region in which they are highly concentrated to a region in which they are less concentrated. This movement must take place across a partially
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The “Couch Potato” Lifestyle “Couch potato”‚ a slang term to describe a person who spends most of the time sitting or lying on a couch. However‚ sedentary lifestyle is another term which commonly used as a medical term to describe a lifestyle with irregular psychical activities or exercise. People intend to spend more time sitting‚ surfing the internet‚ working on a computer‚ watching television‚ and other activities that do not require much psychical movement or activities. Hence‚ this lifestyle
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have the same volume as the original model. Q1. Use a piece of A4 paper to make a box with a length of 10cm and a width of 3cm. Then find the volume of the box and the total surface area of the paper used to make the box. T.S.A: 5 rectangles and 4 squares 5 x L x W + 4W = 5 x 10 x 3 + 4 x 9 = 186cm Volume: 5 rectangles and 4 squares L x W x H = 10 x 3 x 3 = 90cm Q2. Make another box with the same general shape‚ but chose a different length and width. Then find the volume of the box and
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1."Why is expected return considered forward-looking? What are the challenges for practitioners to utilize expected return?" (Cornett‚ Adair‚ and Nofsinger‚ 2012‚ p. 246). Expected return is “forward-looking” in the sense that it represents the return investors expect to receive in the future as compensation for the market risk taken. The challenge is that practitioners cannot precisely know what the future holds and thus what the expected return should be. Thus‚ we create methods to estimate the
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