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Meter sticks should be. If this wasn't your finding and GPE was greater, you might have some errors in your timing for dropping the ball. This button released the plunger, and propelled both carts down the track in opposite directions. energy is also obvious, are known as elastic collisions. The next condition tested was inelastic collisions. these samples. PDF Lab Handout Lab 13. Kinetic Energy - static.nsta.org To do the first experiment, the work-energy theorem is used. In this lab two carts will undergo elastic collisions, inelastic collisions, and explosions on a Vernier Dynamic Track. The goal of the experiment was to identify the gravitational acceleration from the recorded distance(cm) vs time(sec) data of a fallen object. 3. I'm not able to just leave it out in the public since Reddit will take it down because of copyright, lol. Answers Energy Types and Transformations Worksheets From this point, let Repeat Steps 68d for the lead After the time has elapsed, record the actual elapsed time in the Tfinal column in Table A. What are the units for kinetic energy? Create your account. PDF Lab #5: The Work - Kinetic Energy Theorem - Pennsylvania State University The slight discrepancies in the values of initial and final momentum can be explained by some sources of error. Using a 500 mL beaker What was determined to be true was that the potential energy was larger than the kinetic. PDF 2017 Tech & Learning Award of Excellence - Edgenuity Inc. ;18:/*wT$, 5) 5 mL of sugar was added to the solution and a balloon was placed over the opening of the bottle to minimize the loss of any gas from the system. introduction this section should provide The volume is determined by measuring with a ruler and by water displacement. When does the ball have the most kinetic energy? Measure 200 mL of water with the graduated cylinder and transfer it to an. We can say that one form of energy (potential energy) is converted in another form of energy (kinetic energy). THERMAL ENERGY TRANSFER LAB GUIDE || Edgenuity Portfolio - YouTube 1. If there is a difference, distinguish between what happens . /Filter /FlateDecode Momentum (p) can be calculated by multiplying mass (m) by velocity (v) in the following equation. The conservation of the energy is happening in the presence of conservative forces like __________ or the force in a spring. Repeat steps 5 and 6 for KNO3. Using your data in Table B, calculate Twater and Tmetal , using Teq and Ti for each metal If a ball is sitting still at the top of a hill, will it have GPE or KE? hd This proves that momentum is conserved in collisions. Cite: answers.com Work =Fd Ex:Trial 1: 0.98N*1.47m=1.44J Kinetic Energy= 1/2mv^2 Ex: Trial 1: 1/2 (794.5g) (1.16m/s/s)= 534.5J Hypothesis- Answer the following question: Will an object reach the ground with more velocity than an . Repeat the process of data collection at least 5 times and take the average. with 300 mL of room temperature, add water to the calorimeter until you read 300 g of We can say that one form of energy (________) is converted in another form of energy (kinetic energy), We can say that one form of energy (potential energy) is converted in another form of energy (_________). ,&xZxH|4"z$/Ku%|*62817t>|f'JMnPu/n_zrf~!)r^Vv<3#il4ZI[iiR!hri.#)DnnSpaFKz?WIVFRE7d/~ q|d. any higher. The major finding was the return bounce height depended the most on the balls mass and from where it was dropped. According to the data, on Ball- Mass 1 the 11 pound ball got an average velocity (m/s) of 3.14, the kinetic energy of 24 (J), and the average bowling points of 3. balance and tare for zero. program. Repeat step 2 three times and average the times together. Use a thermometer to check the hot water bath temperature, which should be near 100C If using two lamps, place three cups under each. Learn about conservation of energy with a skater gal! Additionally the lab taught how to properly work with carts on a Dynamic Track. Once you have created your file (s) and are Q&A A rescue diver of mass 89 kg jumps from a hovering helicopter into the ocean 20 meters below. Kinetic Energy Lab Report - 227 Words | Bartleby All other trademarks and copyrights are the property of their respective owners. Kinetic Energy Lab Report Edgenuity Answers - Wakelet This allows for a more accurate measurement. J. Reassemble the calorimeter and position the thermometer. Today's lab will elastic collision in one dimension. Get Energy Forms And Changes Lab Answer Key Pdf 2020-2023 - US Legal Forms. The Logger Proprogram was set up so that it would collect the Gate Time from each Photogate sensor. G. Establish an initial temperature of the metal samples. You probably found that your values for KE were slightly less than that of GPE. The purpose of this lab is to test substances and to determine the physical and chemical properties of substances. Objectives (3): - Explore the relationship between kinetic and gravitational energies - Analyze the importance of kinetic energy in falling objects. c. Coil the wire around a pencil or other object, or fold the wire tightly to create a more lab kinetic energy report.docx - Lab: Kinetic Energy The A rescue diver of mass 89 kg jumps from a hovering helicopter into the ocean 20 meters below. As well as identify how accelerations affects an object's velocity and time. What is the force required to bring the aircraft to a. If you want the answer key, you can dm me or you can comment so it'll . Suggested Answers 1. Use the graph to answer question 2-3. any excess water drip off the wire sample, but make the transfer quickly so the metal Next, we need to do some calculations to find GPE and KE. If the cart maintains at a constant speed, then the cart will have an increase in acceleration. This was calculated using the following formula. The only compounds that are accepted as being 100 percent covalent are the chemical combinations that happen between two similar atoms.However if atoms are different in the compound it will present a certain percentage of ionicity in its, III. In this experiment we will prove the conservation of energy by observing the interplay between kinetic and gravitational potential energy. I'm remaking this, so it'll be more coherent. Overall the __________ (kinetic plus potential) is conserved. PDF CERT Educational Series Heat Transfer These resources will help you complete the assignment. KE lab.docx - Kinetic Energy Lab BY: PAYTON LANE Physics Make sure you record the mass in kilograms in your notebook. The initial velocity of the standard cart and the final velocity of the plunger cart were the readings from the first and second Photogate sensors, respectively, on the Logger Proprogram. Ionic bonds are also known as electrovalent bonds. Enjoy!! PART I: Examining the Effect of Material and Mass on Thermal Energy Transfer An example of an elastic collision is a cue ball striking a billiards ball initially at rest. Ionic bonds are formed between a metal and a non-metal. The purpose of this lab is to explore the relationship between mass, speed, and. We can monitor the rate at which a chemical decomposes or the rate at which a chemical substance appears. On the other hand, the evidence shows that the 12 pound bowling ball in Ball- Mass 2 has the velocity (m/s) of 3.12, the kinetic energy of 23 (J), and the average bowling points of 4 . (a) The balls will not move because K1=K2K_1=K_2K1=K2 before the collision. The mass was determined by weighing the spheres on the Analytical Scale and Triple Beam Balance Scale. If the compound possesses the qualification of an electrolyte, it can be identified as an ionic compound, seeing as ionic compounds are capable of conducting electricity when dissolved in water. c) Put a clean, dry stir bar inside a clean, dry 50 mL Erlenmeyer flask. Drag the beaker to the red disposal bucket. Which answer correctly explains how the balls will move after a totally inelastic collision? Water 200 20 30 9. After the lab this data was analyzed using the momentum equations above to give the following values. As usual, you should refer to, 1. Hold the test tube with a test tube holder and heat the outside of the test tube with an aim and flame lighter until the wax melts. Science | Graded Assignment | Lab Report | Elasticity Name: Keli Parks Date: 8/14/2022 Graded Assignment Lab Report: Elasticity Answer the questions below. E. PART II: Examining the Effect of Material Type on Thermal Energy Transfer and Specific Heat LAB #8 - Lab report - 1-a)Introduction Law of conservation of energy Introduction When law enforcement officials investigate car crashes (see Figure L13.1), it can sometimes be difficult to determine who is at fault and what laws were broken, especially when there is no footage of the crash. Reddit and its partners use cookies and similar technologies to provide you with a better experience. 2. The Photogate sensors were used to measure the velocity of each cart as it moved from the explosion site. If you do not have . PHYS207 Lab Report Template 4 - Work-Kinetic Energy Theorem 2. After these values were calculated the ratio of the final kinetic energy to the initial kinetic energy was calculated in order to compare the values. The Logger. Fill close to the 0 mL line but not higher, or you will not be able to measure volume accurately. If you measure it in grams, simply divide the number by 1000 to get kilograms. a. 2. 10 mL graduated cylinder - 2 g sodium chloride spoon - 2 g sodium bicarbonate conductivity apparatus distilled water in a wash bottle. b. heated aluminum wire from the hot water to the calorimeter using the tongs. In physics momentum is always conserved. circle, each equidistant from the lamp. 1 0 obj Physics Lab - Work & Kinetic Energy (uses Science Workshop TM Interface) Purpose: The purpose of this lab is to compare the work done on an object with the object's change in kinetic energy. 2. Lab Handout Lab 13. Ionic bonds form their bond when opposite charged ions in a chemical compound have an electrostatic attraction. Identify and describe the transfer of potential energy to kinetic energy. Lab: Kinetic Energy Assignment: Lab Report Instructions Click the links to open the resources below. These results are shown in the table below. The standard cart was pushed towards the plunger cart, which was at rest. Simply put, his law describes the relationship between the mass of an object, the acceleration of an object, and the force needed to move it. This was done by causing elastic collisions, inelastic collisions, and explosions of carts on a Dynamic Track. As the height decreases the GPE will decrease while its __________ increases. Place an empty trimmed cup on the mass balance Data are reasonably accurate. Were the values for KE and GPE the same? a. Overall the total energy (kinetic plus potential) is conserved. The fact that the kinetic energy ratio was very far from one shows that the kinetic energy is not conserved in inelastic collisions. Kinetic Energy Lab Report Speed, height, and mass do affect kinetic energy. circle one cup, allow the reading to stabilize. DOC PHYSICAL AND CHEMICAL CHANGES LAB - Anoka-Hennepin School District 11 For observation 1 and 2, pour 1 cup of water into a pan and place on stove on high heat. Its like a teacher waved a magic wand and did the work for me. This proved the groups hypothesis. This rod would be used to break the photon beam in the Photogate sensor, and send a signal to the computer. What should I write for my lab report in the Lab: Diffusion Across a 2. Record the equilibrium temperature in Table B. Let's practice our energy types. I've been adding the answer key to my World History and Biology course. The hypothesis that if it the ball was dropped from a higher drop points, it would have a greater bounce height was supported. The final condition tested was explosions. Try to let . @W a. Joule (J) 5. This taught the very important concept of the conservation of momentum. For observation 2 add. If using one heat lamp, put the six cups in a tight Newton's second law says: Force equals mass times acceleration (F= m x a). for the other two cups, filling one with 200 g of wet sand and one with 200 g of dry sand. Enrolling in a course lets you earn progress by passing quizzes and exams. mass. In the equation, 404.289cm/s^2(t) represents the slope of the parabolic curve pertaining to the distance(cm) over time(sec) as the 4.876cm displays the y-intercept in which the function crosses the axis leading to the resulting curve. place the pellets in the strainer. PDF Kinetic Energy Practice Problems - MS BOURBONNAIS TEACHING Allow the temperature to stabilize, and record this initial temperature to the nearest 0C Go to pages 5 to 7 of Assignment Booklet 2B and answer questions 10 to 15. 3 0 obj This would force the carts to stick together after collision. Kinetic Energy Lab - Prezi These results are shown in the table below. The energy stored in an object while at rest in a gravitational field. As the height decreases the _________ will decrease while its kinetic energy increases. Market-Research - A market research for Lemon Juice and Shake. Understanding of DG =G 2-G 1, the driving force A thermodynamically favorable reaction or process means DG < 0, that's to say, highly driven! As the height _________ the GPE will decrease while its kinetic energy increases. Discussion: The Work/Energy Equation says "The work done on an object by the net force on it equals the object's change in kinetic energy." or, in symbols: <> To unlock this lesson you must be a Study.com Member. and securely tape the cylinder to the board with the packing tape. WorkKinetic Energy Lab Included, labeled and organized all parts of the lab report. We wrote down our data to prove that speed, height, and mass affect kinetic energy. Find the values of (a) I2I_2I2, (b) I3I_3I3, and (c) R3R_3R3. There's also a Tips and Tricks folder that needs more added to it, so if you have any of those to give, it would be appreciated.