in table 1. Repeat step 2 for the remaining liquids. Drop 3 42 1. Results are discussed in Section5and the conclusions are drawn in Section6. I would not changed anything from the way we worked at the lab because at least my team worked without playing and was really entertained in doing all the experiments and getting all the . through our mathematical operations and estimate the total uncertainty of our final calculated viscositys. 2401 secandtis the average fall time in frames for each bearing size. We will include tips on formatting and structure, as well as how to effectively communicate your findings. 3 graduated cylindersHoneyMetal piece/marble (has to be something that doesnt float. Today, we're going to investigate the viscosity of some household fluids to understand the relationship between velocity of an object, a marble, and viscosity. Report Use the template provided to prepare your lab report for this experiment. The apple juice had also higher density than the water itself. Ch09 - Chapter 09 solution for Intermediate Accounting by Donald E. Kieso, Jerry J. The final step in concluding a lab report is to state whether the experiment was successful or not. exchange determines the viscosity of the fluid and contributes to its total resultant force or inertia. All the record results were fine but with some error percentage suitable to some different factors, one way is to rope the spheres just above the surface to reduce the increase in velocity, also the errors can be minimized by recording the timings precisely and increasing the number of repetition of the time recording to get an accurate average. Conclusion for experiment diversity of bacteria. 4 clear glass jars of the same size (we used pint sized mason jars). We completed the Viscosity Experiment in class on March 18th. Drop 2 147 0. Its like a teacher waved a magic wand and did the work for me. Drop 1 214 0. Medium Final viscosity[Pas] Viscosity of vegetable oil in the range of engine oil, Antimicrobial Activity of Thyme (Thymus vulgaris) Essential Oil Against Listeria monocytogenes Scott A (page 151), The Food Chemistry Laboratory: A Manual for Experimental Foods, Dietetics and Food Scientists, Second Edition, 9076Emulsions Foams and Suspensions - Fundamentals and Applications, MECHANICAL PROPERTIES OF FLUIDS 10.1 INTRODUCTION, Introduction to Fluid Mechanics, Fourth Edition, PUMPS AND MOTORS CONTINUING EDUCATION PROFESSIONAL DEVELOPMENT COURSE, Title: Design of Diesel reactor heated by steam boiler using jatropha cake as a fuel, MEASUREMENT OF VISCOSITY OF LIQUIDS BY THE STOKE'S METHOD, Chemical Engineering Fluid Mechanics (2016), VALVES AND FITTINGS CONTINUING EDUCATION PROFESSIONAL DEVELOPMENT COURSE. the following equation HypothesisMy hypothesis is that when the temperature goes up, the viscosity goes down, and when the temperature goes down, the viscosity goes up. Viscosity is the measure of the internal friction in a liquid or the resistance to a flow. Ball bearings of various sizes were then dropped into Fluid viscosity refers to the resistance that the fluid produces when it flows. LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) Combining your previous answers, write a CONCLUSION (approximately 300 words or less) using the active voice for this experiment. Applying equation (1) and solving forwe can calculate the viscosity. It is determined that honey has the highest viscosity and the slowest time while water has the lowest viscosity and the fastest time. 3. 4. Drop Frames 240 /s Velocity[m/s] If you were pushing a box on a shag carpet versus ice, which one will the box slide farther on? ConclusionIn conclusion, the temperature affected the viscosity of glycerin since the fluid is cooler, molecular activity would slow therefore the viscosity is of a bigger value. The energy loss due to turbulence motion result, PROCEDURE:- For measuring viscosity, density of fluid, density of fluid and dimension of ball is required, and since it is known velocity only needs to, Velocity can be measured by measuring the, ball do not touch the wall. 65 and 1. @2019 - All Right Reserved. Clean the glass jar and fill it with the viscous fluid. It is a measure of a fluid's resistance to flow. As Abstract: Experiment 1 looks at two fluid properties, density and viscosity. Each glass should be filled almost to the top, so you might need to add more or less liquid than one cup. Drop 3 220 0. The experiment shows that the slower the time, the higher the viscosity is for a liquid and the faster the time, the lower the viscosity is for a liquid. Calculate the slope of these graphs, using the equation of . 5(d). According to Krisnangkura, viscosity may be considered the integral of the interaction forces of molecules. In everyday terms (and for fluids only), viscosity is "thickness". If a substance has a high viscosity, there's a lot of resistance, or friction, in the fluid. From the diagram, it can be clearly seen that the curve shifts in the direction of higher viscosity . The greater the viscosity, the slower an object will move through the liquid. Glycerin 3. Lets get started! This should be based on the data that was collected and should be backed up by your discussion of the findings. Overall, the results of this experiment provide valuable information about the effects of salt on photosynthesis. and the procedure is described in Section4. a measure of how much a given displacement differs locally from a rigid-body displacement. Viscosity is basically friction inside a liquid - it is how much resistance a fluid gives to any force applied to it. Create an account to start this course today. There was a high degree of variability in the data, which could be attributed to the fact that the plants were not kept in a controlled environment. Discuss your results, focusing on the following: P1 - Practices digital signal processing are practices p1,p2,p3. During the experiment the relationship between the drop distance of the balloon and the time taken to travel that distance were investigated. 2003-2023 Chegg Inc. All rights reserved. - Causes, Symptoms & Treatment, Anchorage Dependence: Definition & Overview, Aldosterone: Definition, Function & Effects, Working Scholars Bringing Tuition-Free College to the Community. Lab Report regarding viscosity experiment. The antibody sequence is a key determinant for high viscosity of highly concentrated solutions; therefore, a sequence- or structure-based tool that can identify highly viscous antibodies from . what was expected, the Reynolds number suggests that the premise and assumption of laminar flow was a applying the appropriate equations the viscosity of the fluid was determined. Castor Oil 22. water, rubbing alcohol, and vegetable oil). Sphere Average Speed[m/s] Standard deviation AMAZING RACE: MEASURING THE VISCOSITY OF SOME LIQUIDS LABORATORY REPORT EVALUATION FORM GENERAL CHEMISTRY 2 LAB ACTIVITY 6 LAB REPORT RUBRIC. tis the inaccuracy of the time measurement bearing size fall time nine times instead of three different bearing sizes, three different times would have given This was quite impossible in our experiment to be obtained. With the condition of defining the composition of the mixture for several weeks, it could be analyzed that the separation of the substances yielded a condition of making a specific disntinction on how the volume of acetic acid in vinegar is affected by the concentration of the other elements that has been added into the substance. Fluids with high viscosity act the opposite; they are thick and it is hard for objects to move through them. In this lab, were going to conduct an experiment testing how temperature affects the viscosity of honey. Drop 2 218 0. When the ball crosses one of the mark timer is started till it reaches the next, calculation. What is the relationship between viscosity and velocity? Medium 7 1 7758. The surface stress biosensor was developed as a new type of biosensor to detect protein molecule concentration and has a wide range of clinical applications. the calculated density of the ball bearings, which have an average density of 7581. Another way to think about it is that when molecules are cold they are not moving around a lot and it is hard to move. Drop 2 135 0. Cooking Oil (enough to fill one jar) We used Vegetable Oil, but any Cooking Oil will work. following formula. Gas densities: mostly in the range of a few grams per liter. 124 lessons. Medium Re When one variable gets bigger, the other gets smaller. 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In conclusion, our hypothesis was correct, and temperature and viscosity have an inverse relationship. What was the conclusion of the experiment? Formulubla 3 - Sammanfattning International Finance, Introduction to Operations and Process Management - Summary. As the concentration of salt increased, the amount of light that was absorbed by the plant decreased. First, we poured the honey into another graduated cylinder and take out the metal piece. 0 NSA/AMA respectively. The viscosity of most fluids obeys simple laws which can be expressed by mathematical equations. Fweight=Fdrag+Fbuoyancy (1), We calculate the drag force acting on the ball by using the Stokes law equation, whereis the viscosity,Ris the radius of the ball bearing andvis the velocity of the ball. [1] Same procedure is carried out for othe, Do not sell or share my personal information. The experiment records and activities consist of 6 marks, the project has 3 marks and viva on the experiment consist of 5 marks. Academia.edu no longer supports Internet Explorer. It took 5m, 36.51s (336.51 s) to fall to the bottom! A fluid with a large viscosity resists motion because its molecular makeup gives it a lot of internal friction. The lower the viscosity of a liquid, the thinner the liquid is and the less resistance it experiences. We reviewed their content and use your feedback to keep the quality high. Restate the Experiment's Goals. 1.6 Conclusion It is clear that there is an ever increasing global burden of obesity, hypertension and cardiovascular disease, and diabetes with serious consequences and implications . Nguyen Quoc Trung. All liquids have viscosity, so if the marble in water is moving too fast, try a liquid that's a little thicker, like dish soap. help. By including all of this information, a lab report can provide a comprehensive overview of an experiment and its results. The point of your lab report is not to merely confirm what you expect. Overview This document describes a general format for lab reports that you can adapt as needed. Find the diameter (d) of the ball using the screw gauge. I feel like its a lifeline. What a big difference! (2) An ammet 2 g/cm3 to 20 g/cm3. Remember to use clear and concise language, and to avoid getting bogged down in the details. Lab Report: Water and Ice Does ice have more or less volume than water. Drop 1 43 1. You do not need to go into detail, but you should make sure that all of the important information is included. body diagram shown in figure 1 shows the forces acting on the ball as it descends down the fluid column. As the last treatment, the filtered membranes were dried in an oven model G-2100 (F.LLI GALLI G. & P. snc, Pieve Emanuele, MI, Italy) at 40 C for 2 h to complete the self-assembly by evaporating residual water. In conclusion, our hypothesis was correct, and temperature and viscosity have an inverse relationship. - 1 Caliper, Figure 3: Cylindrical containers - Glycerin, Motor Oil and Castor Oil, WhereWsystemis the systematic deviation,mis the advertised inaccuracy of the scale estimated to be The ice has less friction, so the box will slide further. Viscosity is strongly related to the temperature and it also depends on the shape of object. Basically, they have an inverse relationship. When you are writing a lab report, the conclusion is one of the most important sections. This lab report will address changes in rheological parameters of fluids measured Content uploaded by Bilal Ahmad. calculated can be found in the tables bellow. What was the conclusion of the experiment? By doing a reverse engineering calculation using the equation given in the lab sheet for Castro oil (0. This experiment developed our way of thinking and knowledge, where this experiment is a minimized example for the velocity of different types of fluids in pipes due to their viscosity and the floating of liquids above water or underwater due to their density. Viscosity measurements can vary depending on the accuracy of the test equipment. By continuing well assume youre on board with our cookie policy, Dont waste Your Time Searching For a Sample, Two Factors Affect The Viscosity Of Magma, Reaction Of Alkali Metals With Water Lab Report, Coping With Water Scarcity, Poor Water Quality and Inadequate Sanitation, CH 456: Determination of Water Hardness of Filtered and Unfiltered Water, ASK writer for The pressure drop across the pipes was recorded to find both the friction factors and Reynolds numbers. What Melts Ice Fastest? Log in out of 10 A strong conclusion should briefly describe the methods used in the experiment. How did you know. Motor Oil 22. Hint: What is the experiment title? Then slow it down to count the seconds it took for the marble to fall. The free To study the dependence of the nematode concentration on the suspension viscosity, we conducted the experiments with three different volume fractions () = 2.26%, 4.52%, and 9.04% keeping all the other parameters constant as shown in Fig. In a lab flow test using Athabasca tar sand and propane as solvent, 50 percent of the bitumen was recovered as upgraded oil. It is also important to discuss any possible sources of error and how they could be corrected in future experiments. Table 8: Mean Reynold Numbers from final results. As fluid move in downward direction drag force and, When the net force is zero in object, then object attains a terminal velocity, so upward force equal to, In laminar flow there is no disruption between adjac, turbulence fluid motion, the resistance result from velocity fluctuation of t, loss. 311 Comments Please sign inor registerto post comments. Psychological stress among undergraduate medical students and their coping strategies, Direct, Indirect applicability and State Liability. directly proportional to the velocity gradient within the fluid, for most comm, relationship is described using the equation: [2], The methods in this experiment determine the dynamic viscosity through dropping. LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) What is the real-world implications from this experiment? it is not safe to arrive at conclusions due to the high reactivity of the compounds at the concentrations used in the . Conclusion. Experiment 6: Viscosity (Stoke's Law) Viscosity is a property of uids (liquids and gases) which determines how much resistance is experienced by an object . (CT) DNA and UV-vis and fluorescence spectroscopy as well as viscosity experiments. Discuss discrepancies and anomalies in your data. Drop 1 146 0. LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) - What conclusions can you draw regarding the viscosity and solubility of a polymer as a function of crosslinking? Small 1 0. the resistance to an externally applied shear stress. the ball bearing reaches its terminal velocity, the forces acting on the ball will have reached equilibrium, as Filtration time was 1.5 h for the SGO membrane, whereas 48 h were required for the GONS membrane due to higher viscosity. Considering the fact that the Reynold numbers were consistently above one, perhaps we Drop one marble into one fluid. Widely, it is used for measuring the viscosity of Newtonian fluids. Lab 1 - Viscosity Lab Report More info Download Save This is a preview Do you want full access? The experiment was conducted by releasing each ball bearing size 3 times into the fluids. University Hsklinn Reykjavk Course Fluid Mechanics (T-536-RENN) Uploaded by Mariana Maia Academic year2019/2020 Helpful? Then, we cool the honey down by putting it into the freezer. Anotaciones P3 - Practices digital signal processing are practices p1,p2,p3. 2. She has a Master's Degree in Cellular and Molecular Physiology from Tufts Medical School and a Master's of Teaching from Simmons College. Sheer stress is a cause of drag force that exerted in the boundary layer adjacent to the object surface. Before you start, make a prediction. The results of this experiment showed that the concentration of salt had a negative effect on the rate of photosynthesis. The first step is to restate the goals of the experiment. Which liquid do you think the marble will fall fastest in? 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Lab results and process calculations show that low-pressure, low-energy solvent-based in situ processes have considerable technical and economic potential for upgrading and recovery of bitumen and heavy oil. Higher the viscosity of liquid bitumen, the more nearly it approaches a semi-solid state in consistency. Make sure that your findings are easy to understand, and avoid using scientific jargon unless it is necessary. Include and Analyze Final Data. 1. Sorry, preview is currently unavailable. Small metallic . oil. The temperature of the fluids was measured with a thermometer, see table 2. You can download the paper by clicking the button above. This experiment was successful in answering the research question posed at the beginning of the lab report. ResearchGate has not been able to . Report. Finished completely. Since we're just interested in how viscosity affects velocity of the sphere, let's look at how those two variables are related in the equation. Re =viscous forcesinertial forces =u 0 L (10) Viscosity Of Water Lab Report. LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) What was a major objective of this part of the experiment? Theory We consider the schematic in Figure1. This will help to ensure that your conclusion is properly aligned with your objectives. Enter the email address you signed up with and we'll email you a reset link. This supports the hypothesis that salt can inhibit the process of photosynthesis. this is to look at the flow of water versus the flow of syrup. 2. Introduction Practical investigation into Viscosity in liquids(Stokes Law) Introduction When dealing with fluid/mechanical systems, it is important to know what affects the rate of descent of an object through a liquid. There are several methods that can be applied to measure the viscosity of a liquid, two of which are practiced in this experiment. Why do you think that? An adult had to help with the stove/ heating. Gather four clear glass jars and fill one with water, one with corn syrup, one with cooking oil and one with honey. The answer is a property of liquids called viscosity. somewhat optimistic one. 4 clear glass jars of the same size (we used pint-sized mason jars). can attribute a part of this systematic error to turbulence and the increased drag thereof, especially so in the The main purpose of a lab report is to demonstrate your understanding of the scientific method by performing and evaluating a hands-on lab experiment. Record the time in your data table. Carefully drop one marble into each jar. The final calculated dynamic viscositys with their estimated uncertaintys can be seen in table 7 below. Castor oil 1. Drop 3 42 1. Similarly, if a fluid has less viscosity (thickness), an object can move faster through it. The results indicated that although the viscosity was within an acceptable range of Viscosity is a liquid's resistance to flowing. Cross-Linking Poly (vinyl alcohol) with Sodium Borate Objective:The objective of this experiment is to explore the change in physical properties of a polymer as a result of cross-linking. LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) Combining your previous answers, write a CONCLUSION (approximately 300 words or less) using the active voice for this experiment. When the rate of shearing strain is directly proportional to the shearing stress, the constant of proportionality is called as absolute viscosity or dynamic viscosity. 13 | P a g e CONCLUSION: The most accurate density achieved was the density of water using the density bottle. The density of the ball bearings were calculated with the following formulas Of course, some liquids are more viscous than others. Compare your results of the measurement of the viscosity with the accepted values. Was your prediction correct? Drop Frames 240 /s Velocity[m/s] calculated and analyzed. Designed and Developed by Online Homework Help, How to write a conclusion for a lab report + examples, How to write a descriptive essay about favourite food, Ethnographic Essay: how to write an ethnography paper, Data analysis section of a research paper, How to write an introduction for a lab report, How to write a biology lab report + examples, How to write a discussion in a lab report + examples, How to write an executive summary for a lab report + examples, How to write an abstract for a lab report, How to write a lab report for chemistry + Examples, How to Write a Conclusion for a Lab Report, 5. The experiment shows that the slower the time, the higher the viscosity is for a liquid and the faster the time, the lower the viscosity is for a liquid. Which marbles sinkto the bottom of the jar quickly and which marbles sink to the bottle of the jar slowly. 794 %. Below is an example of how to write a conclusion for a lab report on photosynthesis. The diameter of each ball bearing was also measured using a pair of vernier callipers. In conclusion, the experiment proved that the lift coefficient increases as the angle of attack increases and the Reynolds Number increases up to a certain critical angle of attack. Although the viscosity was within an "acceptable" range of what was expected, the Reynold numbers suggest The only definitive conclusion we are capable of drawing is that three measurements are not Start by filling each glass with one of the liquids. Holy moly! Method1. Drop 1 52 1. Conclusion for experiment diversity of bacteria.These bent rods are often called vibrios and include Vibrio cholerae, which causes Bacteria are the smallest living Staphylococcus aureus are up to 1 m in diameter. Glycerin 21. The effects of mixing time, amplitude, frequency, fill level, and mixing vessel geometry were evaluated to . forces acting on the ball bearing and calculate the viscositys of the fluids by applying Stokes law. There are number of different techniques by which fluid's resistance to flow is measured. Having deter- Note: Do not remove the densitometer from the cylinder with a particular liquid. Time of displacement The experiment was not without its flaws, however. moving layer it gets dragged along thereby slowing down the faster moving layer. 5 g/ml to 3-4 g/ml. meaning that the ball bearing does not create turbulence in its wake. If you're having trouble timing the marble in water, which moves pretty fast, record the trial on your phone in a video. - 1 Stopwatch/Video Recorder How does heat affect viscosity? Regardless, the results for the fluids viscosity are consistently above the Low viscosity fluids flow easily (water, alcohol); High viscosity fluids pour slowly (molasses, cold honey, etc.). Have you ever experienced the frustration of trying to get ketchup out of the bottle? Two experiments (8 + 8 marks) are asked from each section in the practical exam. Signal processing are Practices p1, p2, p3 Save this is to restate the experiment of... Part B ) What is the measure of a few grams per liter solving. 36.51S ( 336.51 s ) to fall conducted by releasing each ball bearing does not create in. Safe to arrive at conclusions due to the top, so you might need to add more or volume... 1 ) and solving forwe can calculate the viscositys of the bitumen was recovered as upgraded Oil carried out othe. And Crosslinking of Polymers - Part B ) What was a major of... Viscosity act the opposite ; they are thick and it is used measuring. E conclusion: the most accurate density achieved was the density bottle, were to... Experiments ( 8 + 8 marks ) are asked from each section in the?... Overall, the other gets smaller bottom of the fluids by applying Stokes law was also using. Completed the viscosity experiment in class on March 18th viscosity have an inverse relationship lot of internal friction a different. Cylindershoneymetal piece/marble ( has to be something that doesnt float in conclusion, our hypothesis was correct, avoid... 1 Stopwatch/Video Recorder how does heat affect viscosity geometry were evaluated to clear and concise language, to... Time while water has the lowest viscosity and Crosslinking of Polymers - Part B ) What is the real-world from. Vegetable Oil, but you should make sure that your findings was measured with a liquid! Cooking Oil ( 0 testing how temperature affects the viscosity of a liquid the. How to write a conclusion for a lab report SKILLS-CONCLUSION ( viscosity and Crosslinking of Polymers - B. By putting it into the freezer confirm What you expect 5 marks results are discussed in Section5and conclusions. We used pint sized mason jars ) amount of light that was absorbed by the plant decreased Process of.! More or less liquid than one cup, in the boundary layer adjacent to the top, so you need... With the following formulas of Course, some liquids are more viscous than others a. Based on the rate of photosynthesis particular liquid also depends on the shape of object had a negative effect the... Only ), an object can move faster through it the concentrations in... In its wake number of different techniques by which fluid & # x27 ; s Goals has less viscosity thickness... To be something that doesnt float experiment and its results is strongly related to the bottle of viscosity! Differs locally from a rigid-body displacement clear and concise language, and vegetable Oil ) & quot ; thickness quot! P1, p2, p3 by which fluid & # x27 ; s Goals then dropped into viscosity! Into the freezer much resistance a fluid gives to any force applied to measure the viscosity of a liquid the. Was the density of water using the equation of the viscositys of ball... Yet, each professor wants something a little different by mathematical equations the... By mathematical equations ( and for fluids only ), viscosity may be considered the integral of the friction... Report use the template provided to prepare your lab report SKILLS-CONCLUSION ( viscosity and the slowest while... Bilal Ahmad each glass should be backed up by your discussion of the important information is.. The following formulas of Course, some liquids are more viscous than others dragged along thereby slowing down the moving! Any force applied to measure the viscosity of most fluids obeys simple laws which be... Re when one variable gets bigger, the more nearly it approaches a semi-solid state in consistency information, lab. The first viscosity experiment lab report conclusion is to look at the beginning of the interaction forces of molecules to move through.. The fastest time can inhibit the Process of photosynthesis of internal friction in a liquid, of. ) What was a major objective of this experiment was conducted by releasing each ball size... Ch09 - Chapter 09 solution for Intermediate Accounting by Donald E. Kieso, Jerry J almost to the temperature it! Move through them strong conclusion should briefly describe the methods used in the range of liquid! Determined that honey has the lowest viscosity and Crosslinking of Polymers - Part B ) is. Of these graphs, using the density of the fluids glass jars of compounds! Coping strategies, Direct, Indirect applicability and state Liability and activities consist of 5 marks anotaciones p3 - digital... Internal friction in a liquid, two of viscosity experiment lab report conclusion are practiced in this experiment that! Results are discussed in Section5and the conclusions are drawn in Section6 Oil, but any cooking Oil ( enough fill... Used pint-sized mason jars ) an inverse relationship be something that doesnt.! Final results medical School and a Master 's of Teaching from Simmons College on. A substance has a Master 's Degree in Cellular and molecular Physiology Tufts... | P a g e conclusion: the most important sections a different... For this experiment provide valuable information about the effects of salt on photosynthesis beginning. For fluids only ), viscosity is basically friction inside a liquid - it is also important to discuss possible! Is strongly related to the bottom of the fluids ever experienced the of. Our mathematical operations and estimate the total uncertainty of our final calculated viscositys your feedback to keep quality! Jargon unless it is hard for objects to move through the liquid count the seconds took. These graphs, using the screw gauge to arrive at conclusions due the... Clear and concise language, and vegetable Oil ) tar sand and propane as solvent, 50 of... Report: water and Ice does Ice have more or less liquid than one cup used vegetable Oil, any! 0. the resistance that the ball bearing size, and temperature and viscosity have an inverse relationship 1... Relationship between the drop distance of the mark timer is started till it reaches the next, calculation given... Do you think the marble to fall to the object surface have you experienced! You are writing a lab report is not safe to arrive at due. From this experiment showed that the curve shifts in the direction of higher viscosity clicking the button above & x27! 5 marks the details ball crosses one of the fluids by applying Stokes.... Measuring the viscosity, the results of the test equipment flow test using Athabasca tar sand and propane as,... Changes in rheological parameters of fluids measured content uploaded by Mariana Maia Academic year2019/2020 Helpful is measured and Ice Ice! Measured using a pair of vernier callipers provide a comprehensive overview of an experiment testing temperature! ) to fall in class on March 18th conclusion: the most accurate density achieved was the of. Of salt had a negative effect on the ball bearing was also measured using a pair of vernier callipers because... That can be applied to viscosity experiment lab report conclusion the viscosity of liquid bitumen, the project has 3 marks viva. Salt increased, the thinner the liquid is and the slowest time while water has lowest. They could be corrected in future experiments could be corrected in future experiments Mariana Maia Academic year2019/2020 Helpful in! Of displacement the experiment the relationship between the drop distance of the mark timer is till! Conclusions are drawn in Section6 compounds at the concentrations used in the lab report SKILLS-CONCLUSION ( viscosity and the time! Psychological stress among undergraduate medical students and their coping strategies, Direct, Indirect applicability and state Liability the,! Fall time in frames for each bearing size 3 times into the.. More nearly it approaches a semi-solid state in consistency s ) to fall viscosity and Crosslinking of -. Thermometer, see table 2 average density of 7581 personal information geometry were evaluated to thickness & ;. Report SKILLS-CONCLUSION ( viscosity and Crosslinking of Polymers - Part B ) What was a major objective this! As upgraded Oil the densitometer from the cylinder with a particular liquid of these graphs, the.: water and Ice does Ice have more or less volume than water putting it the... Formulas of Course, some liquids are more viscous than others several methods that can expressed. Obeys simple laws which can be seen in table 7 below a semi-solid in! It into the freezer the accepted values another graduated cylinder and take out the metal piece faster moving layer thick! And state Liability an adult had to help with the following formulas of Course, liquids... 36.51S ( 336.51 s ) to fall to the object surface their coping strategies, Direct, Indirect and! Measuring the viscosity with the stove/ heating results of this experiment provide valuable information about the effects of salt,. The first step is to state whether the experiment merely confirm What you expect density of water lab report info... Of 7581 figure 1 shows the forces acting on the data that absorbed. Fluid and contributes to its total resultant force or inertia the rate of photosynthesis your conclusion is one the!, density and viscosity of most fluids obeys simple laws which can be seen... Determines the viscosity of a few grams per liter but you should sure... The calculated density of water using the density bottle jar and fill it with the heating! One, perhaps we drop one marble into one viscosity experiment lab report conclusion be applied measure. Report SKILLS-CONCLUSION ( viscosity and the slowest time while water has the lowest viscosity Crosslinking. Discussion of the same size ( we used pint-sized mason jars ) of most obeys. Example of how to write a conclusion for a lab report will address changes in rheological parameters fluids. And for fluids only ), an object can move faster through it similarly, if a fluid to... An adult had to help with the viscous fluid collected and viscosity experiment lab report conclusion be backed up by your of! Time of displacement the experiment & # x27 ; s Goals remove the densitometer from the,.

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