How to Cool a Can of Cola Quickly Imagine a half an hour before your party is going to start you realize something very important. You forgot to chill the colas! What do you do? I intend to look at the science of this predicament‚ tell you what materials to use and how conduct the experiment. To answer this question‚ you must have an understanding of the science behind cooling. Coolness actually means the absence of heat. Ice is the reason that liquids get cool because ice takes the heat from
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CHEM XXI Project Report Worksheet (4 pages max.) Experiment title: How Do We Identify an Unknown Substance? Guiding questions: State the question or questions that that you were trying to answer in this lab. How do you determine the two unknown types of plastic? What are the two unknown plastics? Safety considerations: Briefly describe the safety measures you had to take to perform the experiments. Before entering the lab‚ I put on my lab coat and practiced using
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EXPERIMENT NO. 4 Chemical Equilibrium Claver‚ L. Z. X. Y.1‚ Palad‚ C. C.2‚ Rocha‚ R. D. P3 1Anthropology Department‚ College of Social Sciences and Philosophy‚ 2National Institute of Geological Sciences‚ College of Science‚ 3Department of Food Science and Nutrition‚ College of Home Economics‚ University of the Philippines‚ Diliman‚ Quezon City 1101 Philippines ------------------------------------------------- Keywords: forward and reverse reactions‚ equilibrium constant‚ Le Chatelier’s Principle
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How do we solve a problem like....stereotypes We can say that stereotypes are based in some kernel of truth. Some stereotypes are self-perpetuating‚ but is it up to the minority itself to regulate and stop those who perpetuate certain stereotypes? Can you tell one group of a minority to stop acting a certain way‚ to stop dressing a certain way‚ to stop talking a certain way? Would it really be better for society if we took out the kernels causing all the self-perpetuating problems? I believe
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2.2 Demonstrate how own practice supports a positive culture in the team http://www.attitudeworks.com.au/AW_pages/attitudes/positive/images/txt_results.gifMy attitude is influenced by the workplace itself‚ and this usually comes down to its leadership. Good leadership will promote positive attitudes from employees. A negative culture will dampen the mood and result in more employees calling in sick‚ feeling unhappy and unmotivated and eventually handing in their letter of resignation. There are
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Experiment Plan By: Ashley Project Question: What size of bouncy ball bounces the highest‚ small‚ medium‚ or large? * I predict the following will happen (my hypothesis): I predict that the smallest ball will bounce the highest since it is the lightest. | * Independent Variable: I will be changing the ball size. * Dependent Variable: The height of the bounce. * Controlled Variable: The height that I will drop the balls at. | The materials and amounts of each that is
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For this task I will explain how a product price is determined and how this is calculated at the activity level of the product in the shop. - Costs can be divided into different concepts. Below I will explain those concepts and give an example of how it will work in practice. o Direct costs Direct costs are the costs that are directly linked to a cost object. You can also say‚ the costs that are made when making the product ready. All the costs of making the product ready for sale are the
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Nathan Nemon Humanities 260 2.21.13 TA: Cheryl Berriman How Darwin’s Theory of Evolution and Petroski’s Emphasis on Cultural Criteria Can Explain Aspects of Human Society Stephen Jay Gould’s claims that “odd arrangements and funny solutions are the proof of evolution” and “a natural process‚ constrained by history‚ follows perforce” 1 accurately express the core aspects of Charles Darwin’s theory of evolution. In Evolution of Useful Things2‚ Henry Petroski finds that optimality in the design
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objective of this experiment was to identify an organism from a mixture of two unknown bacterial species. In order to accomplish this‚ I first plated my unknown mixture on Tryptic Soy Agar (TSA)‚ Columbia Naladixic Acid (CNA)‚ and MacConkey’s Agar (MAC) plates. After 48 hours of incubation‚ it was unclear that two different bacterial colonies had grown on my TSA plate. Only one type of colony was evident. However‚ it was apparent that I had successfully isolated two different bacterial species by examining
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Liza Handler Experiment Background: Squid is a keystone species‚ negative effects on them can have major consequences down the line. Nearly all of the animals in the oceans ecosystems either eat squid‚ or are eaten by squid. Squids not only have a vital role in our Oceans ecological community‚ but they also are important economically. Squid is a main source of food for the tuna and hake‚ two major commercially important fish. In 2011‚ fisherman harvested a total of $100 million worth of squid
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