The measurement of a liquid's resistance to flow can be defined as Viscosity.Think about water and molasses.Water and molasses are both less fluid.molasses has a higher viscosity than water because it is resistant to flow.Dropping a ball into a clear container of the liquid for which you are trying to determine viscosity is perhaps the least complicated method for determining the amount of water in a liquid.
Step 1: Define the amount of water in a container.
A liquid's resistance to flow is measured.A fluid is like honey.A fluid is like water.The unit is called a pascal second.
Step 2: Define the equation.
Measurement of a sphere and its passage through liquid will be used in the experiment.The equation for viscosity is 9v where ps is the density of the sphere, g is acceleration due to gravity, and the radius is.
Step 3: There are variables in the equation.
You need to measure the density of the sphere, ps, and liquid in this equation.The circle of the sphere can be found by dividing it by 2.The atmosphere of the planet affects the acceleration due to gravity.In this case, you are on the planet.The time it takes an object to travel a specific distance in meters per second is calculated during the experiment.
Step 4: The materials for the experiment need to be gathered.
You will need a sphere, graduated cylinder, ruler, stopwatch, scale, and calculator to calculate the viscosity of a liquid.When followed correctly, this experiment will allow you to calculate the viscosity of any liquid.The sphere can be made of marble or steel.Make sure it's no bigger than half the diameter of the graduate cylinder so it can easily be dropped into it.A graduated cylinder has markings on it's side that allow you to measure volume.If you use a stopwatch, your measurements will be more accurate than with a watch.The marble must be seen through the clear liquid.To see how their viscosities differ, try testing many different liquids with different flow rates.Water, honey, corn syrup, cooking oil, and milk are some of the common liquids.
Step 5: You can calculate the density of the sphere.
The sphere's density is needed to perform the calculation.When d is density, m is the mass of the object, and v is its volume, the formula is d/m/v.Put the sphere on a balance.The mass should be recorded in grams.The formula V is used to determine the volume of a sphere.Measure around the center of the sphere to get its circumference and then divide it by 2 to find the radius.The displacement of water in a graduated cylinder can be used to find volume.Place the sphere in the water to record the initial water level.The initial should be subtracted from the new water level.The volume of your sphere is equal to this number.The formula d is used to calculate density.The density unit is g/mL.
Step 6: The density of the liquid you are measuring is determined.
Next, you will use the same density formula to calculate the density of the liquid.First weigh the empty graduated cylinder to measure the mass of the liquid.Put your liquid in the graduated cylinder and weigh it again.Subtract the mass of the empty cylinder from the liquid in it to get its mass in grams.The amount of liquid poured into the graduated cylinder can be determined by using the graded markings on the side of the cylinder.You can record the volume in liters.To calculate the density of the liquid in g/mL, use the formula d=m/vdisplaystyle d and your measurements.
Step 7: The graduated cylinder can be filled and marked.
To measure the liquid, fill your graduated cylinder with it.The positions are marked at the top and bottom of the cylinder.Slowly pour your experimental liquid into the graduated cylinder, filling the cylinder about three-quarters of the way to the top.There is a mark at the top of the cylinder.A second mark should be drawn from the bottom of the graduated cylinder.The distance between the top and bottom marks is measured.To record the distance to the top mark, place the ruler at the bottom mark.
Step 8: You can record the time it takes for the ball to land.
When the ball reaches the mark at the top of the cylinder, start the stopwatch.Stop the stopwatch when the ball reaches the mark you made at the bottom of the cylinder.It will be harder to accurately start and stop the stopwatch with low viscosities because of this method.The more times you repeat, the more accurate your measurement will be.Divide the number of trials you performed by the times to find the average.If the ball is small, the flow around it is not turbulent.At least 10 ball-radii can be dropped from the side walls if the ball is smaller than the container.
Step 9: The sphere'svelocity is calculated.
It's a measurement of distance traveled over time.V is velocity, d is distance traveled, and t is time.To find the velocity of the sphere, plug your measurements into the equation.
Step 10: Determine the liquid's viscosity.
Plug the information you have obtained into the formula for viscosity, where ps is the density of the sphere, and g is acceleration due to gravity.The density of your sphere is 5 g/mL, the radius is 2 m, and the velocity is 0.05 m/s.Plugging into the equation is called the viscosity.