Microscopy and the Metric System Margaret E. Vorndam‚ M.S. Version 42-0090-00-01 Lab Report Assistant This document is not meant to be a substitute for a formal laboratory report. The Lab Report Assistant is simply a summary of the experiment’s questions‚ diagrams if needed‚ and data tables that should be addressed in a formal lab report. The intent is to facilitate students’ writing of lab reports
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The Metric System Scientific data is always reported using metric system units of measurement. There are four basic metric measurement units: • Length = meter (m) • Volume = liter (l) • Mass (weight) = gram (g) • Temperature = ° Celsius (° C) All four metric system basic units can be converted into larger or smaller units simply by adding a prefix in front of the basic unit: Unit prefixes: • kilo (k) = Makes the basic unit 1000 times larger (103) • deci (d) = Makes
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change to the metric system would be beneficial to the United States because not only it is easier to use‚ but it would make conducting business/trades easier‚ communication better‚ improve the economy‚ and help the country to not fall behind in the global economy. The United States is the only industrialized country in the world that doesn’t use the metric system as its primary system of measurement. Changing to the metric system will make the United States be on the same system of measurement
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The Metric system Have you ever looked at the back of a food item or drink to check nutritional values? Everything on the label is measured in the metric system. Do you actually know how much sugar you are getting? Or how much of a certain medication you can safely take? Have you ever thought that there should be ten inches in a foot‚ ten feet in a yard? A system with a standard that makes sense. Well you’re in luck with the metric system. The English Imperial system may be more familiar and
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Unlike today‚ where most scientific communities use the standard unit of measurement called the metric system‚ early measurements were based on human body parts. In time‚ nations developed their own different units of measure. Due to all the different national measurements‚ it was difficult for scientists to understand each other‚ resulting in chaos. For example‚ if the United States conducted an experiment and France wanted to mimic the experiment‚ the different units of measure would make the
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Lab 2: The Metric System and Microscope Name _________________________ Date __________________________ Section 1: The Metric System The Metric System is known as the International System of Measurement. The Metric System is based on Standard-prefixes that correspond to ‘multiples of 10’. The measurements of volume (the liter)‚ mass (the gram)‚ and length (the meter) are the baseline for all metric unit conversion factors. In the United States‚ the English System is more commonly used;
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Paper submission on electron microscopy professor: Ernesto Suarez by ananthalakshmi adapa University of Hartford What is a electron microscopy? An electron microscope (EM) is a type of microscope that uses an electron beam to illuminate a specimen and produce a magnified image. An EM has greater resolving power than a light microscope and can reveal the structure of smaller objects because electrons have wavelengths about
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Microscopy Cell are very Small Metabolic requirements set upper limits on the size of cells The surface area to volume ratio of a cell is critical As the surface area increases by a factor of n2‚ the volume increases by a factor of n3 Small cells have a greater surface area relative to volume Figure 6.7 Surface area increases while total volume remains constant 5 1 1 Total surface area [sum of the surface areas (height width) of all box sides number of boxes] 6 150 750 Total
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the metric system. Many countries have completely switched over to using the metric system. America is not one of these countries. The question is: should America switch? The rest of the world uses it‚ so why not America? It seems to make more sense than the current system. However‚ there are costs in converting. Lots of money will be spent by companies trying to switch everything over. Also‚ is the metric system actually sensible to use? The answer is yes‚ and America should use the metric system
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the metric system! Does the United States use the metric system? Nope! America is that stubborn 5 percent that refuses to conform‚ allowing needless mistakes to happen. The metric system was carefully fashioned with a logical‚ systematic pattern; whereas‚ the United States customary system is a hodge-podge system of measurement based off of the old English system. England gave up their antiquated system‚ which was developed without purpose over the coarse of 200 years‚ to conform to the metric system;
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