When reading a graduated cylinder you need to keep the graduated cylinder on the desk and lower your eyes to the level of the meniscus and you read where the bottom of the meniscus is. The graduated cylinder at the left is divided into increments of 2 ml, so the volume in it. Measurement test questions reading a meniscus from graduated cylinder worksheet, source how to read a graduated cylinder or a burette from graduated cylinder worksheet, source. An origin worksheet may have an array of worksheet columns, therefore, the worksheet class is made up of a group of all the columns in the worksheet. Introduce how to read a graduated cylinder using the meniscus. For other uses, see meniscus anatomy, lens opticstypes of simple lenses. Graduated cylinder meniscus software free pdf file sharing. Reading a graduated cylinder worksheet worksheet helps trainees to be successful in a distinctive matter. This is because the liquid in the graduated cylinder may be attracted to the walls of the cylinder by molecular forces which results into the formation of what is known as the meniscus. Looking straight at and level with the center of the meniscus, read the numbered line below the meniscus.
Liquid volume write your answers to the questions below in the spaces provided. When you read a scale on the side of a container with a meniscus, such as a graduated cylinder or volumetric flask, its important that the measurement accounts for the. Determine the volume of the liquids in the following graduated cylinders. Measure the amount of liquid in each graduated cylinder below, using the bottom of the meniscus. Are your students asking you how to take reading of a graduated cylinder. Graduated cylinder the instrument used to measure liquid volume. Graduated cylinders are the tools commonly used to make moderately precise measurements of volumes in the labora. The meniscus is formed when the sides of the cylinder pull the water up the sides. When reading a graduated cylinder you need to keep the graduated cylinder on the desk and lower your eyes to the level of the meniscus and. Start studying practice reading of a graduated cylinder. Water molecules are attracted to the polarity of the glass, causing them to creep up the sides, while water tension and gravity prevents them from crawling up and out of the container. Why is there the meniscus effect in a graduated cylinder. Water can be poured from one container to another and objects can be added to containers.
It is important to know that the water in a glass graduated cylinder will have a meniscus. Steps to reading graduated cylinders claiborne county. However, unlike meter stick, reading graduated cylinder can be tricky. Learn vocabulary, terms, and more with flashcards, games, and other study tools.
What is the definition of meniscus on a graduated cylinder. There were frenchmen, xci erosive of graduated cylinder and graduated cylinder. If you are told to use the cylinder to measure about 25 ml of. The first is a graduated cylinder minilesson worksheet that teaches students about the meniscus and how to measure liquid volume precise. These mixedscale cylinders do not feature decimal numbers. Read where the bottom of the meniscus hits the number line. The volume of an object is the amount of space it takes up.
A pipette can be used to transfer small amounts of water, and a magnifier can be used to observe the meniscus in a graduated cylinder. An important technique in a chemistry lab is the ability to accurately measure a liquid in a graduated cylinder. Zs graduated cylinder worksheet p3 it is important to remember to read to the bottom of the curved line or meniscus when measuring solutions involving water or most liquids. Browse reading graduated cylinders resources on teachers pay teachers, a marketplace trusted by millions of teachers for original educational resources. Includes scales that count by 1s, 5s, 10s, 20s, and 100s.
Graduated cylinders read each graduated cylinder and write the amount. As a general rule, the bottom of the meniscus is taken as the liquid level in the cylinder and any other. When reading a graduated cylinder, you need to keep the graduated cylinder on the desk and lower your eyes to the level of the meniscus. You will often measure the volume of liquids using a graduated cylinder. They should fill the cylinder to 10 ml meniscus is on the 10 ml mark and count the number of drops it takes to reach 11 ml. Measure the volume of liquids and solids using beakers, graduated cylinders, overflow cups, and rulers. Graduated cylinder worksheet a graduated cylinder can have numerous scales. Worksheets are graduated cylinder work, name date, graduated cylinder work, meniscus reading work, practice reading the gauge, knee arthritis tips and exercises, exercise based knee and anterior cruciate ligament injury, name. The meniscus is the the curve of the surface of the liquid in the graduated cylinder. Reading graduated cylinders and beakers teacher information time allowance 50 min. If you need more space, use the back of this sheet. Overview of density worksheet key formulasconcepts. Place the graduated cylinder on a level surface with the measurement lines facing you.
There are three activities provided in this resource. This graduated cylinder and liquid volume practice measuring lab is part of the measuring and metrics bundle. Write the amount of liquid shown in each graduated cylinder. Practice reading of a graduated cylinder flashcards quizlet. Discuss the distinction between graduated cylinders and beakers and merits of using one. Measurement worksheets reading graduated cylinders worksheets. Be sure to include one point of estimation in your reading.
In order to use the full accuracy of the measurement possible on the cylinder, you will have to observe the bottom of the meniscus of the liquid level. Measurement determining the amount or quantity of something by comparison with a standard. Determine how much liquid is in each graduated cylinder. A meniscus forms because the liquid molecules are more strongly attracted to the container than to each other. These worksheets will provide you with a good practice set before you get in the lab. Add the incremental measurements up to the last mark below the meniscus. The meniscus is the curve seen at the top of a liquid in response to its container. This is a collection of 10 chemistry test questions dealing with reading the meniscus of a liquid in a graduated cylinder. Use a graduated cylinder to find the volume at the meniscus. Students must accurately read the measurments on the graduated cylinder illustrations. Record the measurement on the line below each graduated cylinder, making sure. Reading of a graduated cylinderrules flashcards quizlet.
This is due to surface tension, that pulls the water up the walls of the cylinder. The meniscus is the curve in the upper surface of the liquid. The graduated cylinder at the left is divided into increments of 2 ml, so the volume in it is 12 ml. Discuss the distinction between graduated cylinders and beakers and merits of. Click on popout icon or print icon to worksheet to print or download. Once the measurement interval has been determined and the meniscus evaluated, reading a graduated cylinder is a matter of attention to details.
Graduated cylinders westerville city school district. I determine the value for the minor grids on the cylinder. Then, record the volumes without and with the object. The biggest problem i encounter is that students count the number of drops to 11 ml. Graduatedmeans that the cylinder is marked with measurement units. Review how to determine the increments for each graduated cylinder. To properly measure the volume of a liquid in a graduated cylinder you must be at eyelevel and read the bottom point of the meniscus. If a stone is added to the graduated cylinder, the water level rises to. Meniscus the curved surface at the top of the liquid. Lab equipment worksheet pdf beaker graduated cylinder erlenmeyer from graduated cylinder worksheet, source. Sometimes the meniscus rests exactly on a line marked with a number, such as 7 ml on the graduated cylinder, in which case we would read it as 7.
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