and machines used in the rock crushing and sample preparation. Apparatus/ Machine: Hammer‚ face helmet (or goggles) and mask‚ rock powder container‚ plastic bag‚ spoon‚ gloves‚ labelling sticker and pen‚ cleaned Jaw crusher and TEMA Mill (i.e. laboratory disc mill). Material: Sample rock of Granite and Sandstone (hand specimen)‚ Acetone. Procedure: 1. A piece of rock is selected (based on required size)‚ cleaned and dried. 2. Using a sledgehammer‚ the selected rock sample is knocked
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Pascal(1623-1662) A brilliant mathematician‚ physicist‚ religious thinker‚ and the founder of the modern theory of probability. He made mercury barometer and measured atmospheric pressure. The invention of mercury barometer paved the way for further studies in hydrostatics and hydrodynamics. He also invented the mechanical calculator‚ the syringe and created hydraulic press Rene Descartes(1596-1650) A French
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The lab performed was laboratory techniques and measurements. The purpose of this lab was to familiarize ourselves with different techniques used in the lab‚ taking proper measurements‚ and how to use the International System of Units (SI). Throughout lab we learned about mas‚ volume‚ length and temperature‚ and to be able determine density and concentration. To be able to documents properly and make effective observations we must be able to understand the International Measurement System. Length
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In both Macbeth and “The Laboratory” we have a very ambitious woman who is willing to resort to murder to accomplish her ends. Both women are not afriad to kill‚ both use a lot of descriptive language‚ and both are planners. The main similarity between the two of them is that both are open to murder and neither has any moral problems with it. In “The Laboratory” the narrator describes how she is going to kill her lover’s mistress. NOW that I‚ tying thy glass mask tightly‚ May gaze thro’
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Title: Laboratory Techniques & Measurements Purpose: To become familiar with the International System of Units and common laboratory equipment and techniques. To learn how to determine volume‚ mass‚ length‚ and temperature of a wide variety of items. To learn how to calculate density and concentration of dilutions. Procedure: I used a ruler‚ thermometer‚ and scale to take measurements. I used a graduated cylinder‚ short step pipet‚ scale‚ and ruler to determine volume and density. I used a
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Recognizing Laboratory Safety Purpose: The purpose of this lab is to stay safe no matter what you’re doing in lab. You may be working with dangerous materials such as glass or acid. Procedure: I am following the procedure described in pages 21-24 in the Biology Laboratory Manual. Observations: Does not apply to this lab Answers to Questions: 1. The flask symbol means glassware safety. Glassware can be broken easily. 2. The goggle symbol means that you are working with fire. It is extremely
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ENZYMES LABORATORY REPORT Introduction The utilization of any complex molecule for energy by an organism is dependent on a process called hydrolysis. Hydrolysis breaks complex molecules into simpler molecules using water. Similarly‚ the process that is the reverse of this is called dehydration synthesis‚ which removes water from simpler molecules. However‚ because hydrolysis occurs very slowly‚ living organisms use biochemical’s called enzymes to speed up the reaction. In this lab exercise
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Federalism is a laboratory of democracy because states and cities are vital parts of American government. States should cater its laws to the values and wants of the people in the state. With certain situations and instances‚ national laws do not work across the nation. For example‚ laws regarding hunting‚ fishing‚ and mining may be pertinent in Alaska‚ but would be completely impractical and even dangerous if applied to some other states. Federalism allows for each individual state to create laws
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Format of a Laboratory Report Your laboratory report should be divided into the following sections. Be sure to label each section! I. Introduction A brief statement of the purpose of the experiment. This is also a good place to show relevant structures and chemical equations. II. Experimental Procedure A brief outline of the experimental procedure. Be particular about reporting the amounts of materials used and any modifications made to the original procedure (avoid simply
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Running head: PSYCOEDUCATIONAL GROUP: SESSION SUMMARY 1 Gwene Downing HSER 511 Dr. Robyn Simmons 2/18/2012 PSYCOEDUCATIONAL GROUP: SESSION SUMMARY 1 After greeting all members of the group in the hallway‚ I asked that everyone enter and to take a seat. I then proceeded to do a head count and all 10 members were accounted for. I took my seat in the front of the group and reintroduced myself by stating my name‚ my title as a graduate student‚ and I also gave
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