Atwood’s Machine Abstract: Ideally‚ Atwood’s Machine consists of two masses‚ connected by a massless inelastic string threaded over a frictionless pulley. In this experiment‚ the dependence of the acceleration on the two masses was investigated. Introduction Atwood’s Machine is represented schematically to the left. Upon inspection‚ Newton’s Second Law for the system can be derived: For m1: (1) For m2: (2) Solving the (1) for N‚ followed by substitution into (2)‚ yields the following
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Abstract In this project‚ I had to design build and test a 16 inch long truss bridge. The goal of this project was to teach you how bridges are designed and built‚ and show the process of how bridges are designed and made in the real world by professional engineers. Bridges are used all over the world and it is a very important skill to know and understand how the physics of bridges work and why bridges are made how they are made‚ and that’s what this project is for. First‚ I had to come up with
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Estimation of Duckweed Geometric Population Density Phosphate Depletion By Ana Rosina Alarcon University of Texas at El Paso Department of Environmental Science Instructor: Gebregiorgis Alay G. Introduction Duckweed is a small aquatic plant that is able to grow rapidly‚ making it the ideal specimen for our experiment. It is hypothesized that altering the amount of light received by duckweed will alter its photosynthetic rate. It is predicted that a lower light intensity will
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Plotting the Absorption Spectrum of Lettuce Leaf Extract November 14‚ 2012 Aim: To see how chlorophyll pigments absorb electromagnetic radiation at different wavelengths‚ with the use of a spectrophotometer to vary the wavelength of incident light‚ and then plot an absorption spectrum. Hypothesis: The chlorophyll pigments of the spinach leaf’s chlorophyll extract will absorb more electromagnetic radiation at wavelengths which correspond to the wavelengths of colors other than green‚ as chlorophyll
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<center><b>Topic: If macbeth was still alive show a newspaper article showing the trial that would take place concerning his conviction of murder</b></center> <br> <br>(INSERT TOWN HERE) - After a long and arduous trial‚ MacBeth was found guilty by the Brisbane Court House yesterday. The former King of Scotland pleaded not guilty in the (INSERT TOWN HERE) sittings of District Court to murder and premeditated murder. <br> <br>It was revealed by the defence‚ that MacBeth was a former battle hardened
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Narrative Essay The essay "Me Talk Pretty One Day" by David Sedaris tells about an educational experience of the author. He moves from New York city to France to learn French at the age of forty-one. Unfortunately‚ he is in a hostile situation which was being in a high pressure class with an intimidating and cruel teacher. Even though he spends time in Normandy‚ he is not able to fully understand what is being said by the teacher. He is quite nervous and upset because he has a prior background
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“The Reasoning‚ Existence and Hope for Women’s Rights in the Middle East” The Middle East is notorious for holding women to a lower social status than men. Middle Eastern women have not been allowed to flourish as individuals for hundreds and thousands of years. In her detailed journal on women in the Middle East‚ Haleh Afshar explains‚ “For too long‚ the analytical parameters for understanding citizenship‚ identity and the processes of war and migration have been set up by men” ( 237). Either
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Name: Cindy Nguyen Date: 7/11/12 Classifying Acids and Bases Purpose: To observe the typical properties of acids and bases. Hypothesis: The typical properties of acids are identical to the typical properties of bases. Materials: * * Goggles * Well plate * 2 strips of magnesium ribbon * Sodium hydrogen carbonate (baking soda)‚ NAHCO3 * Red litmus paper * Blue litmus paper * Conductivity tester * Beakers of: * Tap water * Dilute
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financial position. The balance sheet presents a company’s financial position at the end of a specified date. Some describe the balance sheet as a "snapshot" of the company’s financial position at a point (a moment or an instant) in time. For example‚ the amounts reported on a balance sheet dated December 31‚ 2010 reflect that instant when all the transactions through December 31 have been recorded. Because the balance sheet informs the reader of a company’s financial position as of one moment
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English 101 Literacy Narrative Essay September 9th‚ 2013 My Struggles With Literacy English was always a challenge for me because I grew up in China and that was my first language i’ve ever learned to write and speak. So coming to the U.S. and learning a brand new language wasn’t the easiest thing for me to do. After fourteen years of being here I still occasionally have a hard time with writing papers‚ using correct punctuation‚ and grammar. Even with struggling to write papers I still did
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