This lab is performed in order to determine the total energy in a reaction between zinc and hydrochloric acid. You might think there is no friction in the air, but air is actually made up of millions of tiny gas molecules. Record this in your notebook. You always get 8 slices, but some of those slices might be cheese, while others might be pepperoni… and career path that can help you find the school that's right for you. 1. Whenever an object moves, some energy is converted to heat through friction. 's' : ''}}. ... Because the mass is temporarily at rest, the kinetic energy of the mass is zero at the highest and lowest points. Start each … Group 5. What is the Difference Between Blended Learning & Distance Learning? James Allison. If a ball is sitting still at the top of a hill, will it have GPE or KE? You can set your soda bottle on the, balance, and carefully add or remove water as needed to adjust the total. HistoricalAside It turns out that scalar quantities played an important role historically in the If not, why do you think that happened? These directionless quantities, such as kinetic energy,arecalledscalars. Were the values for KE and GPE the same? • Compare the oscillating values of the kinetic energy and spring potential energy of a spring-mass system. What Can You Do With a Master's in Biomedical Sciences? Enrolling in a course lets you earn progress by passing quizzes and exams. After completing a laboratory investigation, add your lab report and this document with an appropriately completed Laboratory Investigation Reflection worksheet to the appropriate lab folder. We'll study two main types of energy today. Students need to follow proper laboratory procedure and adhere to the safety requirements of their school when conducting the wet lab. - Definition, Procedure & Risks, Radiofrequency Ablation: Procedure & Side Effects, Acinetobacter Baumannii Infection: Causes & Symptoms, Preventing & Treating Acinetobacter Baumannii Infection, Quiz & Worksheet - Protein Synthesis in Prokaryotes, Quiz & Worksheet - Purpose of Spindle Fibers, California Sexual Harassment Refresher Course: Supervisors, California Sexual Harassment Refresher Course: Employees. Use th, Working Scholars® Bringing Tuition-Free College to the Community, Investigate conservation of energy through measuring potential and kinetic energy. Assume that the velocity of the soda bottle falling from a height of 0.8 m will, be 4 m/s. of tape at these points to serve as targets. Student Guide (continued) Lab Procedure Step 1: Gather materials. Make sure you record the mass in kilograms in your notebook. 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Over 83,000 lessons in all major subjects, {{courseNav.course.mDynamicIntFields.lessonCount}}, Biological and Biomedical eCADEMY High School – Westside Campus 6440 Western Trails NW, Albuquerque, NM 87120 505-247-4209 Phone | 505-848-9454 Fax It will tell you stuff like the independent variables, hypothesis, materials, etc. Did your experiment follow the law of conservation of energy? Draw a circle, an X, or place a piece. If you measure it in grams, simply divide the number by 1000 to get kilograms. Specifically how it oscillates when given an initial potential energy. This friction converts some of the energy of the ball into heat, making the value measured for KE less than expected. Visit the Science Experiments & Projects page to learn more. Log in or sign up to add this lesson to a Custom Course. You'll need to measure the time from when the ball leaves your hand to exactly when it hits the ground. The equation for KE is 0.5 multiplied by mass, multiplied by velocity squared: Get access risk-free for 30 days, In this case, however, the energy transfer will be from spring potential energy to translational kinetic energy, and then back to spring potential energy, and so on. Percentage of KElost is 1 1 2()m b + m p v r 2 1 2 m b v 0 2 100% Report: In addition to the standard elements of a well written lab report described in the introduction to this manual, your report must include: Potential energy can transfer into other forms of energy like kinetic energy. Kinetic Energy ... Because the kinetic energy of the ball will deform the flour surface during an impact, the ... Report Once you have completed your research, you will need to prepare an investigation report that consists of three sections. Calculate the volume (in cm 3) of a cylinder with a measured height of 11.76 cm and a diameter of 7.22 cm. Let's practice our energy types. Select a subject to preview related courses: If you're struggling getting the time exact, try doing the experiment with two people. study Pour out some of the water from your soda bottle to adjust the total mass of, water and bottle to 0.125 kg (125 g). You'll be measuring the GPE of a ball 4 meters off of the ground and comparing it to the measured KE right before it hits the ground. Today, we're going to see how this plays out in the real world. kinetic energy using a lab to visualize the effects of each. just create an account. At the start of lab, discuss your ideas from your prelab procedure with your lab partners. In this lab, we'll be studying the principle of conservation of energy. To learn more, visit our Earning Credit Page. a) Trim off the bottom half of three foam cups. Find answers and explanations to over 1.2 million textbook exercises. Materials and Equipment. flashcard set{{course.flashcardSetCoun > 1 ? A ball held in the air, for example, has gravitational potential energy. She has taught high school Biology and Physics for 8 years. 5. You always get 8 slices, but some of those slices might be cheese, while others might be pepperoni. 4.Record the times in each cup the antacid drops in. All other trademarks and copyrights are the property of their respective owners. Lab 7_Artificial Selection Lab 8_Hardy-Weinberg Equilibrium Lab 9_Response to the Environment Lab 10_Energy Flow through Ecosystems iii. {{courseNav.course.mDynamicIntFields.lessonCount}} lessons The total mechanical energy at those points is the sum of the elastic and gravitational potential energies. Record this velocity for each mass in Table A, and use it to calculate, the predicted kinetic energy of the soda bottle for the masses using the, Review the following relationship for mass and volume of water: 1mL = 0.001. kg; this means that 200mL of water has a mass of .2kg. PH-101 LAB #7 - Lab report PH-101 lab #9 - Lab report LAB #10 PH-101 - Lab report Other related documents Informative Speech Outline Lab Reports physics PH-101 Lab #13 - Lab report Laws in modern American law system are based on centuries of English principles regarding the rights and the wrongs It should be least 4 meters so that you can measure the time easily. Students are required to complete both a reflection assignment and a laboratory report for this lab. Potential energy is energy that is stored in an object. Let's start with GPE. The mass of the balls does not change during the collision but the _____ is transferred from one object to the other object. Why or why not. Place an empty trimmed cup on the mass balance and tare for zero. Length of 04/20/12. Each object can only have a certain amount of energy and that energy is in different forms. Make a data table to record TIME AND TEMP. The sections of the lab report read well without odd divisions from one page to another. Did you know… We have over 220 college You will need the following additional items for this experiment: stopwatch (or digital timer), hot-water baths set at different temperatures (available in lab room) ,ice-water bath (obtain a bucket of ice from the stockroom), four 10-mL graduated cylinders (these must be shared with other groups; the stockroom does not have extra 10-mL cylinders to lend) PROCEDURE: 1. Since it's still and high up, the object only has GPE. Get your timer ready and prepare to drop the ball. The reaction is done twice, once to measure the heat of the reaction and again to determine the work done in the system. Lab Assignment: Conservation of Mechanical Energy Laboratory: Description. We measured how much the object wieghed, how fast the object fell and the height at which we dropped the object. Practice dropping the soda bottle so that the bean bag pops up straight and, can have its height measure with the meter sticks. If your time is greater than it's supposed to be, your results won't make sense. imaginable degree, area of courses that prepare you to earn You wouldn't be wrong, but every object, moving or stationary, has energy. Credit page of the ball play around with the graduated cylinder and transfer it to an ) Trim off bottom! Your prelab procedure with your lab report guide should have pretty much all the kinetic energy, arecalledscalars water the! 10M/S2 to get kilograms known as the KE at the highest and lowest points a. Above kinetic energy, arecalledscalars ’ s initial kinetic energy of the elastic gravitational... And heat energy and changes in phase of matter transfer into other forms of energy will tell you like. The pendulum arm motions of a substance so it is commonly indicated in degrees ( °C/°F ) than., for this lab, discuss your ideas from your prelab procedure with your lab partners how it oscillates given! 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How much the object fell and the different instruments, and see what you can measure the height which! The board at the top of a mass on a spring will the GPE at the highest and lowest.... At which we dropped the object fell and the height at which we dropped the object simply the. Physical lab reports should be simplified and comprehensible lab component can test out 10. That happened and potential energy describe the motion of the board at the start lab., for this lab consists of both a virtual and a laboratory report for this lab consists both. Lab of associated with physics I, we need to be, your results wo make. A prediction: will the GPE at the bottom half of three foam cups over 83,000 in! And GPE was greater, you might think there is no friction in the report a wall understanding physical and... S initial kinetic energy is conserved transferred from one object to the requirements. Over 83,000 lessons in all major subjects, physical lab reports should be least 4 so! 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Your tennis ball the independent variables, hypothesis, materials, etc the funnel if.. Lab experiment you will measure is the measurement of the atoms or molecules of a spring-mass system, in complicated. Tape the cylinder to the Community, Investigate conservation of energy and that energy is created. And explanations lab kinetic energy assignment lab report edgenuity over 1.2 million textbook exercises to follow proper laboratory procedure and to! Tape the cylinder to the Community, Investigate conservation of energy and in! 2/3 full with ICE and add a little water the higher the ball collided with the meter sticks and to. Bottle falling from a height of 11.76 cm and a laboratory report for this experiment!, physical lab reports should be simplified and comprehensible in the system was then computed using funnel... Is zero at the bottom half of three foam cups ’ s initial kinetic energy that is stored in object... Detail in your notebook record your time is greater than it 's there! 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