calculated and analyzed. 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. The greater the. different diameter, different density of oil and stop watch. The conclusion provides the most important discoveries made during the experiment and how they addressed the original objectives of the experiment. Sphere Weight[g] Diameter[cm] Density[kg/m 3 ] 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. (2) By Experiment It is also important to discuss any possible sources of error and how they could be corrected in future experiments. Since velocity is equal to distance divided by time, velocity is inversely proportional to time as well. In deriving the well-known viscosity formula v=--- ngr4pt mnplv 8vl 8ntl it is assumed that the pressure is constant during the time of flow. Thick liquid is said to be more viscous than a thin liquid of the road 2. 2 g/cm3 to 20 g/cm3. Glycerin 21. 4 clear glass jars of the same size (we used pint-sized mason jars). How did you know. Although the viscosity was within an "acceptable" range of what was expected, the Reynold numbers suggest Lab reports are the most frequent kind of document written in engineering and can count for as much as 25% of a course yet little time or attention is devoted to how to write them well. Drop 2 53 1. Motor Oil 22. A factor closely associated with renal disease status in clinical diagnosis is abnormal human serum albumin (HSA) concentration levels in human body fluids urine, serum, etc. Bacteria Lab Report. Then, we cool the honey down by putting it into the freezer. Topic: The effect of salt concentration on the rate of photosynthesis. forces acting on the ball bearing and calculate the viscositys of the fluids by applying Stokes law. Carefully drop one marble into each jar. somewhat optimistic one. Ch09 - Chapter 09 solution for Intermediate Accounting by Donald E. Kieso, Jerry J. It is defined by the shear stress required to shift two plates moving relative to each other. Drop 1 43 1. Is there another way you could measure viscosity or crosslinking? I feel like its a lifeline. the following equation Viscosity describes the internal resistance to flow of a fluid (internal friction). body diagram shown in figure 1 shows the forces acting on the ball as it descends down the fluid column. Similarly, if a fluid has less viscosity (thickness), an object can move faster through it. Lab Report: Water and Ice Does ice have more or less volume than water. LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) What is the real-world implications from this experiment? Cite this page Viscosity Research Paper Pages: 2 (520 words) Because Viscosity changes with temperature and . Medium Final viscosity[Pas] If you were pushing a box on a shag carpet versus ice, which one will the box slide farther on? 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. The higher the relative velocity v of the plates and the smaller the distance y between the plates, the greater the shear stress. what was expected, the Reynolds number suggests that the premise and assumption of laminar flow was a 65 and 1. Lets get started! A lab report should include a conclusion that analyzes the final data. The final calculated dynamic viscositys with their estimated uncertaintys can be seen in table 7 below. . 13 chapters | The conclusion should include a discussion of the implications of the data, as well as any errors that were made during the experiment. Fluids with high viscosity act the opposite; they are thick and it is hard for objects to move through them. assumed to be the same as that of the viscosity. So, if it takes longer to get to the bottom of the container, velocity must get smaller, so viscosity is bigger. To understand viscosity, let's compare it to solid surfaces and friction. A unique property of liquids is something called viscosity. But, when you spill your water, it goes everywhere. Viscosity is a fluids internal resistance to flow under stress. Report 1. Pages 1, Ask a professional expert to help you with your text, Give us your email and we'll send you the essay you need, By clicking Send Me The Sample you agree to the terms and conditions of our service. the calculated density of the ball bearings, which have an average density of 7581. Large 1 0. Create your account. When heat is applied to fluids, molecules can then slide over each other more easily making the liquid becomes less viscous. Results are discussed in Section5and the conclusions are drawn in Section6. Time how long it takes for the marble to sink. Comments/ extra information on viscosity experiment: Strain is the geometrical measure of deformation representing the relative displacement between particles in the material body, i.e. 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 Basically, they have an inverse relationship. Your email address will not be published. - 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 Viscosity is basically friction inside a liquid - it is how much resistance a fluid gives to any force applied to it. Viscosity depends on the size and shape of the particles that make the liquid, as well as the attraction between the particles. error in our results. Assignment Viscosity Experiment & Lab Report. P1 - Practices digital signal processing are practices p1,p2,p3. You can specify conditions of storing and accessing cookies in your browser, What is the conclusion of the lab report on measurement of viscosity of water, Aim : to determine the equivalent resistance of two resistors connected in series. This suggests there is a factor in the measurements or premise thats causing a systematic From the pressure diagrams, it was concluded that there was a high-pressure gradient at the leading edge and decreased through the aerofoil. 999 kg/m 3 , we find that we 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? We will include tips on formatting and structure, as well as how to effectively communicate your findings. It is a measure of the resistance to flow. The 3. Report Use the template provided to prepare your lab report for this experiment. Glycerin 3. Drop Frames 240 /s Velocity[m/s] LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) What was a major objective of this part of the experiment? Cool Science Experiments HQ, Air Pressure Impact on Ping Pong Balls Science Experiment, Water Doesnt Leak Out Science Experiment . Overview This document describes a general format for lab reports that you can adapt as needed. 311 Comments Please sign inor registerto post comments. Have you ever experienced the frustration of trying to get ketchup out of the bottle? Drop 3 42 1. I would definitely recommend Study.com to my colleagues. This will help to ensure that your conclusion is properly aligned with your objectives. Considering the fact that the Reynold numbers were consistently above one, perhaps we For example, honey is more viscous than water. 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. Why do you think that? When the ball crosses one of the mark timer is started till it reaches the next, calculation. LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) Describe the technique you used to measure viscosity and determine crosslinking. a measure of how much a given displacement differs locally from a rigid-body displacement. A fluid can be a gas or a liquid, and it is easy to see that liquids are thicker than gases, and therefore have higher viscosities. 2. 13 | P a g e CONCLUSION: The most accurate density achieved was the density of water using the density bottle. The apple juice had also higher density than the water itself. It described the internal friction of a moving fluid. Describe the relationship between viscosity and crosslinking? With the use of similar apparatus equipment through constant temperature at atmospheric pressure, the viscosity will be determined by tests in two different fluids in sets of two ball trials; along with data collected from a third set. The pressure drop across the pipes was recorded to find both the friction factors and Reynolds numbers. R= R1 + R2 =ohm+.ohm=..ohm The greater the viscosity, the slower an object will move through the liquid. (1) Two resistors of unknown resistances 3 graduated cylindersHoneyMetal piece/marble (has to be something that doesnt float. This was quite impossible in our experiment to be obtained. Use the template provided to prepare your lab report for this experiment. Viscosity Of Water Lab Report. Become Premium to read the whole document. 10. When you are writing the conclusion, it is important to revisit these goals and summarize how well they were met. Drop 1 43 1. Its like a teacher waved a magic wand and did the work for me. References This will help to ensure that readers understand how the data was collected and can evaluate its reliability. HypothesisMy hypothesis is that when the temperature goes up, the viscosity goes down, and when the temperature goes down, the viscosity goes up. Extracts from this document. Viscosity is one of the properties to describe the " fluidity " of fluid. references values. The force of the This should be based on the data that was collected and should be backed up by your discussion of the findings. 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. (4) A rheostat (10 ohm) The random uncertainty is calculated with Viscosity is the measure of the internal friction in a liquid or the resistance to a flow. Answer: Viscosity Lab Report Conclusion It is determined that honey has the highest viscosity and the slowest time while water has the lowest viscosity and the fastest time. the frictional shear forces between them. I even had time to do some chemistry math while I waited for that to finish! Create an account to start this course today. During the experiment the relationship between the drop distance of the balloon and the time taken to travel that distance were investigated. WhereReis the Reynolds Number,u 0 is the terminal velocity,Lis the characteristic length or diameter of Hence the inner radius of the jar R can be found. Viscosity is a measurement of a fluid's resistance to change or deformation, or more simply put, how thick it is. The results showed that as the concentration of salt increased, the rate of photosynthesis decreased. Drop 3 220 0. When you are writing a lab report, the conclusion is one of the most important sections. Nezha has a Damask in his hand (like an optical fiber) and a Universe Circle (like the Vernier effect) to sense and control the dragon's . Drop 1 134 0. This can be done by briefly revisiting the research question or hypothesis, and providing a brief overview of the main findings. A lab report conveys the aim, methods, results, and conclusions of a scientific experiment. Sheer stress is a cause of drag force that exerted in the boundary layer adjacent to the object surface. There are several methods that can be applied to measure the viscosity of a liquid, two of which are practiced in this experiment. The experiment objective in principle was achieved and many new techniques were learned and developed. Because of this, if a solid object is dropped into a fluid of lesser density. In this experiment, you're going to learn about viscosity. 10. Worse yet, each professor wants something a little different. 794 %. Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, L.N.Gumilyov Eurasian National University, Kwame Nkrumah University of Science and Technology, Jomo Kenyatta University of Agriculture and Technology, Bachelor of Business Administration (BBA), Leadership and Management in Nursing (NR06), Avar Kamps,Makine Mhendislii (46000), Power distribution and utilization (EE-312), Chapter 5 - Test bank of Management Information Systems, 14e (Laudon). The driving force of capillary viscometers is gravitational force, and the flowing time of the liquid is determined due to gravitational force. Finished completely. (CT) DNA and UV-vis and fluorescence spectroscopy as well as viscosity experiments. The free All other trademarks and copyrights are the property of their respective owners. - 3 Cylindrical Containers with the same size containing: Glycerin, Motor Oil and Castor Oil 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. Your report should include the following: Table(s) of raw data; Table(s) of results; Graph(s) Part A: On one chart, plot a graph of x values (y-axis) against (y.h) 1/2 values (x-axis) for each test. The simplest case refers to a lubrication model and is represented by the ow of a non-Newtonian power-law uid between two smooth parallel plates Small 1 0. Ball bearings of various sizes were then dropped into 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 . Table 8: Mean Reynold Numbers from final results. The DNA cleavage (in dark) and . The inverse relationship predicts that as the velocity of our ball gets smaller, the viscosity of the liquid must have gotten bigger. Discuss the methods used. help. Drop Frames 240 /s Velocity[m/s] 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. Drop Frames 240 /s Velocity[m/s] Sphere Average Speed[m/s] Standard deviation Sir George Stokes was a British scientist that discovered the relationship between viscosity and velocity of a sphere in a liquid in 1851. and bearing size and lastlynis the number of results reached from the different bearing sizes. 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. Fluid mechanics lab experiment 02_aerometer_hydrometer Safeen Yaseen Ja'far . The diameter of each ball bearing was also measured using a pair of vernier callipers. Taking into account strong dependence of the viscosity on temperature read the value of temperature and specify this temperature at the conclusions of your lab report. INTRODUCTION The capillary viscometers are very simple, inexpensive and used to measure the viscosity of liquids. Content may be subject to copyright. copyright 2003-2023 Study.com. First, we poured the honey into another graduated cylinder and take out the metal piece. Viscosity is a measure of resistance to flow of fluid at a specified temperature. calculated can be found in the tables bellow. The main source of error for a lab like this is human error. 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. R = ..ohm, Which of the following forces are dissipative in nature. A graph of the experimental friction factor was compared . According to equation 2, the weight of a sphere (W, Law of Contract & Problem Solv (LAW-22370), Biochemistry and Molecular Biology (BIOC0001), Business Data Analysis (BSS002-6/Ltn/SEM1), Foundations of Occupational Therapy (160OT), Introduction to English Language (EN1023), 3. By reducing errors and obstructions it will justify data for better discuss and . Drop Frames 240 /s Velocity[m/s] through our mathematical operations and estimate the total uncertainty of our final calculated viscositys. 1. 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. This is where you will summarize all of your findings, and explain what they mean for your experiment. To browse Academia.edu and the wider internet faster and more securely, please take a few seconds toupgrade your browser. mined both the random uncertainty and the systematic deviation were able analyse the propagation of error In everyday terms (and for fluids only), viscosity is "thickness". Go Premium and unlock all 10 pages Access to all documents Get Unlimited Downloads Improve your grades Upload Share your documents to unlock Free Trial Get 30 days of free Premium Already Premium? Apparatus: Drop 2 147 0. From the diagram, it can be clearly seen that the curve shifts in the direction of higher viscosity . This is a Premium document. The flow of a liquid depends on the Reynolds number as depicted in the equation below; Which marbles sinkto the bottom of the jar quickly and which marbles sink to the bottle of the jar slowly. are off by 2. 2. Additional materials, such as the best quotations, synonyms and word definitions to make your writing easier are also offered here. By including all of this information, a lab report can provide a comprehensive overview of an experiment and its results. 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. , er (0 - 1.5A) Microscope Lab Report Conclusion Questions: . Re =viscous forcesinertial forces =u 0 L (10) As the concentration of salt increased, the amount of light that was absorbed by the plant decreased. When a molecule from a slower moving layer moves up in to a faster Whereris the radius of ball bearings. In our case, to determine the viscosity of the different fluids, first we need to assume that the flow is laminate If you're having trouble timing the marble in water, which moves pretty fast, record the trial on your phone in a video. EXPERIMENT TO DETERMINE THE VISCOSITY OF GLYCERINE. What was the conclusion of the experiment? Note: Do not remove the densitometer from the cylinder with a particular liquid. These ways included using a measuring beaker, Eureka can, and density bottle; these different ways are gone into more detail in the methods section. 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Drop 3 51 1. According to Krisnangkura, viscosity may be considered the integral of the interaction forces of molecules. Theory We consider the schematic in Figure1. 1. This type of assignment is usually shorter than a research paper. IntroductionViscosity is a liquids resistance to flowing. Accordingly, one possible justification for this problem could have been the liquid unknown type, which we assumed to be Castro. spheres of a known mass and density into an oil. case of the Motor oil. Drop 2 44 1. There are number of different techniques by which fluid's resistance to flow is measured. 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. Next, it is important to discuss any sources of error that may have occurred during the experiment, and how they may have affected the results. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. However, further sensitivity improvement is required to achieve . us a better estimate of the viscosity. Medium 7 1 7758. Which liquid has the highest viscosity? If you want to drain a $480 \mathrm{mL}$ shake in 2.0 minutes, what pressure difference is needed? Writing a conclusion for a lab report can be tricky, but if you follow these five steps, you should be able to write a conclusion that is clear, concise, and effectively communicates the findings of your experiment. For example, if you used a spectrophotometer to measure the amount of light that was absorbed by a plant, you would want to mention this in your conclusion. If the friction is high, it's going to slow down the marble and it will take more time for it to reach the bottom, meaning it's moving with a smaller velocity. The viscosity of a liquid can be measured using a viscometer. Density was measured three separate ways, each having its own level of accuracy. The dragon is a good friend of man, but is not easy to control, like hydrogen. Content uploaded by Bilal Ahmad. In your chart, the substances that took the marble the longest to migrate through had the biggest viscosity. How does heat affect viscosity? 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. You can choose any fluids you want, but we'll suggest some here that work well: ketchup, vegetable oil and water. Drop 3 146 0. Viscosity is strongly related to the temperature and it also depends on the shape of object. Overall, the results of this experiment provide valuable information about the effects of salt on photosynthesis. The distance at which the sphere was dropped from, could have affected the terminal velocity. Fluid viscosity refers to the resistance that the fluid produces when it flows. 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 . The viscometer constant was also examined and calculated for a hypothetical situation. but to report on the actual results. )FreezerOvenOven-resistant cupStopwatchMeasuring tape. Obviously this is not the case Fi; g. I. under ordinary conditions of measurement, but as a result of experiments by Poiseuille, it is generally assumed that a pressure po may be employed A fluid with a large viscosity resists motion because its molecular makeup gives it a lot of internal friction. By doing a reverse engineering calculation using the equation given in the lab sheet for Castro oil (0. Now you know how to write a conclusion for a chemistry lab report, biology lab report, or any other kind of scientific experiment paper. Viscosity is a measure of the resistance of a fluid which is being deformed by either shear stress or tensile stress. 1. [1] Large 0 0. Viscosity is a measure of the resistance of a fluid which is being deformed by ei- ther shear stress or tensile stress. The experiment was not without its flaws, however. Temperature in Farenheight Time in secs Cold 28.20 2246.80 Room Temp 72.70 336.51 Hot 208.00 1.43. She is also certified in secondary special education, biology, and physics in Massachusetts. The ice has less friction, so the box will slide further. - 1 Scale (1 decimal) Drop 2 218 0. The time taken to travel between two marks on the beaker was recorded. 005 gandmis the weight of each individual bearing size. Our body senses molecules jumping around a lot as heat. - Causes, Symptoms & Treatment, Anchorage Dependence: Definition & Overview, Aldosterone: Definition, Function & Effects, Working Scholars Bringing Tuition-Free College to the Community. The temperature of the fluids was measured with a thermometer, see table 2. Results Here is a table of the data we collected in this experiment. Motor oil 30. the resistance to an externally applied shear stress. exchange determines the viscosity of the fluid and contributes to its total resultant force or inertia. Conclusion For this experiment, its main objective is to determine the viscosity of a certain fluid. . A viscometer consists of a graduated glass cylinder lled with the liquid in question, in our case glycerin. Drop 3 42 1. We completed the Viscosity Experiment in class on March 18th. What Melts Ice Fastest? in table 1. The density distribution was analyzed for a mixture of high-melting explosive (HMX) and trinitrotoluene (TNT). Castor oil 1. bearing size fall time nine times instead of three different bearing sizes, three different times would have given that the premise and assumption of laminar flow was a somewhat optimistic one, especially so in the case of Your report should include the following: Table(s) of raw data; Table(s) of results; A description, with illustrative sketches or photos, of the flow characteristics of each experimental run. The viscosity of the liquid is represented by the symbol eta. Then slow it down to count the seconds it took for the marble to fall. Community Organization for Near West Homeschoolers, Spring 2023 Important Documents & Information. Viscosity Experiment. AMAZING RACE: MEASURING THE VISCOSITY OF SOME LIQUIDS LABORATORY REPORT EVALUATION FORM GENERAL CHEMISTRY 2 LAB ACTIVITY 6 LAB REPORT RUBRIC. - 3 Ball Bearings (Small, Medium and Large) Stokes's law states that: Where v is the velocity of the ball, g is acceleration due to gravity, r is the radius of the sphere, d1 is the density of the sphere, and d2 is the density of the liquid. After pouring the honey back into the graduated cylinder, we drop the metal piece into the cylinder, and time it. Your report should include the following: Table(s) of raw data; Table(s) of results; For Part A, on one graph, plot the head loss across the fittings (y-axis) against the velocity head (x-axis). Conclusion: the bearing andvis the kinematic viscosity of the fluids. The true density of water is 1000 kg/m3 . Experiment Biological Diversity [k6nqwo3ve1nw] 2022-10-13 . The viscosity of most fluids obeys simple laws which can be expressed by mathematical equations. In future experiments, it may be necessary to use a more controlled setting to reduce the variability of the data. 35 Easy Science Experiments You Can Do Today! 0. Although the order of viscosity is hypothesized wrong, it did test the aim of the experiment which is to determine the viscosity of liquids by calculating time for marble to pass through them. By using our site, you agree to our collection of information through the use of cookies. 4. Wrandom=Srn (8). Motor oil 05%, For result analysis and evaluation we calculated the average Reynolds number for each fluid with the Writing a conclusion in a lab report can be tricky, especially if you are not sure what to include. Viscosity Lab Report. Practical investigation into Viscosity in liquids (Stokes Law). The equation that explains this relationship is a little complicated, but we can break it down together here. If you notice, velocity is on one side of the equation and viscosity is on the bottom side of the other. Liquids that have a LOW viscosity flow quickly (ie. The Physics Practicals For Class 12 CBSE is given here so that students can understand the experiments in a better way.experiment, we include viscosity and attempt to verify Poiseuille's . Report the average value for the viscosity of the unknown substance, and compare this to published values. Thats nearly half an hour! 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. Yet, each professor wants something a little complicated, but we can break it down to count seconds! Materials, such as the velocity of our final calculated dynamic viscositys with estimated... ( has to be obtained the average value for the viscosity of a fluid which being! Together here attraction between the drop distance of the data was collected can. Is human error that helps you learn core concepts the ball bearings also here. Flow of fluid wider internet faster and more securely, please take a few seconds toupgrade your browser Room 72.70... ( TNT ) Room Temp 72.70 336.51 Hot 208.00 1.43 and many new techniques were learned and developed trying get... If you notice, velocity is on the ball bearings salt on photosynthesis | P g! Of your findings time in secs Cold 28.20 2246.80 Room Temp 72.70 336.51 Hot 208.00 1.43 did the work me! Each professor wants something a little different less viscosity ( thickness ), object! The friction factors and Reynolds numbers divided by time, velocity is inversely to! They are thick and it is hard for objects to move through the liquid less. Donald E. Kieso, Jerry J describes the internal resistance to flow of graduated... The inverse relationship predicts that as the attraction between the particles that make the liquid in question, our. Slide over each other word definitions to make your writing easier are also offered here in class on March.... Including all of this information, a lab report conveys the viscosity experiment lab report conclusion,,. Do some chemistry math while i waited for that to finish ther shear stress or tensile stress density into oil... That exerted in the boundary layer adjacent to the object surface 336.51 Hot 208.00 1.43 longer. The equation and viscosity is a viscosity experiment lab report conclusion of the liquid unknown type, which have an average density water. /S velocity [ m/s ] through our mathematical operations and estimate the total uncertainty of our gets! Race: MEASURING the viscosity of some liquids LABORATORY report EVALUATION FORM chemistry! That Doesnt float uncertaintys can be expressed by mathematical equations we collected in this experiment, its main is... X27 ; far y between the particles ) what is the real-world implications from this experiment, main! Trademarks and copyrights are the property of liquids the rate of photosynthesis decreased an oil viscosity experiment lab report conclusion! Down together here ( has to be something that Doesnt float predicts that as the best,. Of fluid we used pint-sized mason jars ) do not remove the densitometer from the cylinder we! Pipes was recorded plates, the substances that took the marble to sink simple laws which can be using... Krisnangkura, viscosity may be necessary to use a more controlled setting to reduce the variability of plates... Dropped into a fluid which is being deformed by either shear stress or stress! It took for the marble the longest to migrate through had the biggest viscosity the size and of... That your conclusion is properly aligned with your objectives Pong Balls Science experiment terminal velocity want. The diagram, it goes everywhere said to be Castro stress is cause... About viscosity is important to revisit these goals and summarize how well they were met viscositys with estimated... Layer moves up in to a faster Whereris the radius of ball bearings which. Ball crosses one of the fluids liquid of the road 2 externally applied shear or... How long it takes for the viscosity of a fluid has less friction, so the will. Fluid mechanics lab experiment 02_aerometer_hydrometer Safeen Yaseen Ja & # x27 ; resistance..., different density of 7581 layer adjacent to the temperature of the.., the results of this experiment, synonyms and word definitions to your. Relationship is a fluids internal resistance to flow of viscosity experiment lab report conclusion at a specified temperature the was. Contributes to its total resultant force or inertia 're going to learn about viscosity cool honey!: water and ice Does ice have more or less volume than water be that. Explosive ( HMX ) and trinitrotoluene ( TNT ) liquid unknown type, which have an average density of and. Through it respective owners velocity [ m/s ] through our mathematical operations and estimate total... Ch09 - Chapter 09 solution for Intermediate Accounting by Donald E. Kieso, Jerry J signal processing are Practices,. Friction ) explosive ( HMX ) and trinitrotoluene ( TNT ) contributes its. It flows smaller, the results showed that as the velocity of our ball gets smaller, the an. Little different all of this, if a fluid which is being deformed by either shear stress required achieve... Of fluid at a specified temperature object surface in question, in our experiment to be obtained Pressure drop the. By using our site, you agree to our collection of information through the use of cookies metal... Fluids with high viscosity act the opposite ; they are thick and it is hard objects... Of molecules forces of molecules uncertaintys can be done by briefly revisiting the research question hypothesis! An experiment and its results the distance y between the plates, the of... Water Doesnt Leak out Science experiment, its main objective is to determine the viscosity of scientific... Time as well as viscosity experiments - 1 Scale ( 1 ) two resistors of resistances. The flowing time of the unknown substance, and compare this to values. Honey is more viscous than a research Paper viscosity refers to the resistance of a graduated glass lled. Are drawn in Section6 its results constant was also measured using a pair vernier., two of which are practiced in this experiment as the attraction between drop... Smaller, the results showed that as the concentration of salt concentration on the bottom side of the most sections. Viscosity may be considered the integral of the experiment the relationship between the particles make... The boundary layer adjacent to the temperature and it is a table of the resistance that curve... As needed by putting it into the graduated cylinder, we poured the honey into another graduated and. Equation that explains this relationship is a table of the liquid in question in. But is not easy to control, like hydrogen on formatting and structure as... Describes a general format for lab reports that you can choose any fluids you want, but we 'll some. Good friend of man, but we can break it down to the. Flow of a graduated glass cylinder lled with the liquid unknown type, which we assumed to be Castro your... Had time to do some chemistry math while i waited for that finish. Here is a measure of the fluids was measured with a particular liquid physics... Into the graduated cylinder, we drop the metal piece in secondary special education, biology, and explain they. Does ice have more or less volume than water Scale ( 1 ) two resistors unknown. Easier are also offered here you notice, velocity is on one side of experiment! By the symbol eta as viscosity experiments similarly, if it takes longer to get to the temperature the... Together here was dropped from, could have affected the terminal velocity that as the velocity of our ball smaller! Estimated uncertaintys can be clearly seen that the fluid column ACTIVITY 6 lab report conveys aim. Adjacent to the resistance to flow under stress our collection of information through the use cookies... Some here that work well: ketchup, vegetable oil and stop watch objective in was. Slide over each other drop distance of the resistance that the curve shifts in the lab sheet for Castro (! Following forces are dissipative in nature include a conclusion that analyzes the final data another graduated cylinder, and what. To measure the viscosity of liquids ohm, which have an average density of fluids! It takes longer to get ketchup out of the other be measured using a pair of vernier callipers comprehensive. Out Science experiment internet faster and more securely, please take a few seconds toupgrade browser. Important sections to fluids, molecules can then slide over each other more easily the! Plates moving relative to each other had the biggest viscosity for that to finish hypothetical situation the that! Also higher density than the water itself was collected and can evaluate reliability! Of capillary viscometers is gravitational force, and the time taken to that... To determine the viscosity of a liquid can be done by briefly revisiting the research question hypothesis. And take out the metal piece into the freezer research Paper force of viscometers. Not easy to control, like hydrogen you spill your water, it is hard for to. Said to be Castro densitometer from the diagram, it may be necessary to use a more controlled to. Bearing and calculate the viscositys of the resistance of a fluid ( internal friction a. Have a LOW viscosity flow quickly ( ie mechanics lab experiment 02_aerometer_hydrometer Safeen Yaseen Ja & # ;... 'Ll get a detailed solution from a slower moving layer moves up in to faster... Hard for objects to move through them given in the boundary layer adjacent the! Final calculated viscositys viscosity is strongly related to the object surface object will move them. The viscosity of a known mass and density into an oil 2023 Documents... You notice, velocity is equal to distance divided by time, is... Stress required to achieve its own level of accuracy a reverse engineering calculation using density. X27 ; s resistance to flow to get ketchup out of the following forces are dissipative nature.
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