Making a Potato Powered Light Bulb Materials: A large potato Two pennies Two zinc-plated nails or screws Three pieces of copper wire A very small light bulb or LED light 1) Get a potato and cut it in half. Then make a small slit in each half just big enough to put a penny into. 2) Cut two pieces of copper wire and wrap one around one of the pennies a few times‚ and wrap the other one around the other penny a few times as well. 3) Take a third piece of copper
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http://mskrao.weebly.com http://mskrao.weebly.com http://mskrao.weebly.com 1. INTRODUCTION In this busy world‚ minimizing the human effort and time is the ultimate aim of technology. It may be frustrating when a tired person gets into bed and remembers he had forgotten to switch the bed light off. The project ‘automatic night lamp with morning alarm’ helps avoid this problem by switching on an LED itself when it detects darkness in the room. The LED serves as a bed lamp or a reading lamp
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affect the rate of enzymes reactions. One of them is pH‚ which influence on the enzyme activity will be the subject of this investigation. Catalase of potato tuber cells will be the enzyme used in the experiment. RESEARCH QUESTIONWhat is the influence of different values of pH on the activity of catalase in potato tuber cells?VARIABLESIndependent: potato discs treatment (placing them into buffer solutions of different pH values‚ mixed with hydrogen peroxide)Dependent: the activity of the catalase‚ reflected
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products to other markets. In this case‚ George who is operation manager of CornCo plant Phoenix where buying corn and producing chips marketed in the United States and elsewhere. The corn futures were on the rise‚ which would ultimately increase the overall costs of production‚ at the same time‚ a new company called Abco Snack Foods had begun marketing corn chips at competitive prices in CornCo’s market area. That’s why George had to find some way to fix out this problem. George’s vice president
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ARTIFICIAL INTELLIGENCE: BRAIN CHIPS When you think about Artificial Intelligence what thought first comes to mind. Robots maybe‚ would we ever think about Brain Chips being implanted into human brains? Sure‚ but how will Brain Chips plays a major role medically in are world’s future? In are near future‚ while we sleep they will transmit data directly from are brain to the computer and not miss a wink of sleep. Computer Interface is only the tip of the iceberg. Brain chips when they are implanted in
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1 CHAPTER INTRODUCTION 1. INTRODUCTION Nowadays‚ the communication becomes very simple‚ fast ‚interactive and more compact‚ that makes the global as a small village. So it is very easy of anyone to subscribe in the local or global telecommunication network with individual mobile phone device. Mobile devices such as mobile phones‚ are becoming multipurpose devices. These devices are capable of storing data as well as running custom application. As more people adopt these devices
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distilled water‚ 0.4% NaCl‚ and 0.9% NaCl would all appear to be inflated and could burst. This is due to the fact that the solution is hypotonic to the potato‚ thus water is entering the cell. Meanwhile‚ the cells in the solutions 5% NaCl and 10% NaCl would have shriveled cells. This is because the solution is hypertonic and water is leaving the potato out into the solution. Record the Lysis Time: Solution Lysis Time (min) DI 1:36 Soapy Water 0:48 0.2% NaCl 4:30 0.4% NaCl NL 0.6% NaCl NL 0.9% NaCl
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Masters of Business Administration Subject: Marketing Management A Marketing Plan on “Ring Chips” A product of Bombay Sweets & Co.‚ Ltd. Prepared by: Poronoy Chakma Student ID: 5515140108 Submitted to: Prof. Dr. Jashim Khan February 17th‚ 2013. Marketing Plan “BOMBAY SWEETS RING CHIPS” Introduction Bangladesh not only has a rapidly growing economy‚ but is also one of the most densely populated countries in the world. The economic focus is turning from agriculture to industrial sectors‚ even
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a S-Chip CEO (unabridged) |[pic] |[pic] | | |Written by S-chip CEO | |Saturday‚ 25 April 2009 | | | |A fascinating email circulated around yesterday purportedly from the CEO of a S-chip company
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JavaArray An array is a container object that holds a fixed number of values of a single type. The length of an array is established when the array is created. After creation‚ its length is fixed. You have seen an example of arrays already‚ in the main method of the "Hello World!" application. This section discusses arrays in greater detail. An array of 10 elements. Each item in an array is called an element‚ and each element is accessed by its numerical index. As shown in the preceding
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