lab kinetic energy assignment lab report edgenuity answer key

any excess water drip off the wire sample, but make the transfer quickly so the metal We used the equation Y=mx+b, in order to compare the velocity of each trial by comparing the slope and the y-intercept. These sensors were attached to a computer, which was running the Logger Proprogram, through a Vernier computer interface. In the presence of nonconservative forces (like __________), the total mechanical energy is not conserved. The standard cart was pushed towards the plunger cart, which was at rest. Once you have created your file(s) and are, An aircraft weighing 18785 N returns to the aircraft carrier and lands. slightly to facilitate measurement, if needed, and carefully trim the sample down to 50 g. The standard cart was pushed towards the plunger cart, which was at rest. !HID63Ds "V~b,@Va>-_*k'j 5=iWm\dlzpIHD yT^mF,.:KL/sdCc6oE-fqV4pc:0eA 3qB The carts were placed on the track so that the Velcro side of each cart was facing the other. If this wasn't your finding and GPE was greater, you might have some errors in your timing for dropping the ball. An ionic bond is a type of chemical bond that occurs when one atom loses an electron to form a positive ion and the other atom gains an electron to form a negative ion, which then result in attraction. In inelastic collisions kinetic energy was not conserved because the value of the ratio of initial and final kinetic energy was not close to one. 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. 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As usual, you should refer to, 1. All rights reserved. touching the materials to assess their thermal energy. Ensure the cap is tight. Before you start, make a prediction: Will the GPE at the top be the same as the KE at the bottom? Measure 200 mL of water with the graduated cylinder and transfer it to an. of tape at these points to serve as targets. The initial velocity of the standard cart and the final velocity of both carts, moving together as one, were measured using the Photogate sensors. If a ball is sitting still at the top of a hill, will it have GPE or KE? In this experiment we will be measuring the rate of decomposition of hydrogen dioxide with the following reaction: In the first experiment, How does mass affect your game? it shows that the data on Ball- Mass 3 that the 10 pound bowling ball had the highest kinetic energy of 27(J), the greatest velocity (m/s) of 3.42, and in average it produced 4 bowling points. You probably found that your values for KE were slightly less than that of GPE. 2. Each object can only have a certain amount of energy and that energy is in different forms. A rescue diver of mass 89 kg jumps from a hovering helicopter into the ocean 20 meters below. The fact that the kinetic energy ratio was very far from one shows that the kinetic energy is not conserved in inelastic collisions. One cart was a standard cart with a rod on top. A 50 kg person falling at 10 m/s would have kinetic energy. On the Logger Pro program the reading from the first sensor was the initial velocity of the standard cart, and the reading from the second sensor was the final velocity of both carts. 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. Record all data in Table A, and calculate the Which answer correctly explains how the balls will move after a totally inelastic collision? Kinematics requires the understanding of how objects move vertically and horizontally. >> I will add credit to the file and on this post. 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. 1. Justify the hypothesis from a chemical standpoint. In explosions the kinetic energy increased greatly after the explosion occurred. For more information, please see our Two clay balls are moving toward each other. In class we learned about the principles of acceleration, time, and velocity. Data: m = kg Fave = N x (m )v /s Wo rk JKE % Dif enc Scoring Rubric: E6. 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. Dm is preferable! energy that spontaneously passes between a system and its surroundings in some way other than through work or the transfer of matter. If needed, place the calorimeter into a beaker or other secondary container to prevent wobbling. Physics lab report 1 measurements; Thermal LAB Energy LAB Report; Doppler Shift SE Answers; 4.1.3f Does Light Angle Matter Gizmo Student Exploration Answer Key; Copy of Vectors SE - Gizmo for Feed the Monkey student exploration explore Learning for Physics Honors; Physics 4C Homework - 212; Kami Export - Gatsby Valleyof Ashes; Kami Export . We know that the law of conservation of energy says that energy can never be created or destroyed, so what happened? The kinetic energy before and after the system was then computed using the above kinetic energy equation. She has a Master's Degree in Cellular and Molecular Physiology from Tufts Medical School and a Master's of Teaching from Simmons College. balance and tare for zero. heated aluminum wire from the hot water to the calorimeter using the tongs. There are many properties that distinguish an ionic compound from a covalent compound. A stairwell or out a window work well. Every radioactive element has a different halflife. information about whether it Lab: Kinetic Energy Assignment: Lab Report 1 See answer Advertisement zlskfrum Answer: Explanation: In this lab, two pieces of rock, one big one small, are dropped from the same height onto mud. I recommend using this template. In physics momentum is always conserved. In the presence of nonconservative forces (like friction), the _____________ is not conserved. Instead, it changes from one form of energy to another. Therefor inelastic collisions can be defined as collisions in which kinetic energy is not conserved. However, the analysis of kinetic energies proved that kinetic energy is not always conserved. There were no controlled variables used in this experiment. d. Repeat Steps 4bc for 50 g of the steel wire. The lamp bulb should be positioned over the cups Then you can change the height of by adding a .75m desk on top of the .95m table. These values were recorded, and the procedure was repeated five additional times for a total of six readings. Attached to the track were two Photogate sensors. and tare for zero. They were joined together by the Velcro, and the plunger was pushed into the plunger cart. @W In this condition the two carts were placed together in the center if the Photogate Sensors. Kinetic Energy How Do the Mass and Velocity of an Object Affect Its Kinetic Energy? and securely tape the cylinder to the board with the packing tape. You wouldn't be wrong, but every object, moving or stationary, has energy. I'm remaking this, so it'll be more coherent. place the pellets in the strainer. Amanda has taught high school science for over 10 years. If this was added in to the momentum equation the ration of the final over the initial momentum would likely be much closer to one. Accuracy is how close the average of the measured values are to the actual value. The slight discrepancies in the values of initial and final momentum can be explained by some sources of error. a. This taught the very important concept of the conservation of momentum. The main objective of this experiment is to carry out qualitative analysis to identify metal cations in unknown solution 1. Use tongs to carefully place the sample in the hot water bath. This allows for a more accurate measurement. any higher. F"361:~Sx~(1 3a1Hf!&%d~~Iy9ed*0|bc_.Q|Akh'Se& fOr)/x If the mass of an object increases, then its kinetic energy will also increase because, mass and kinetic energy have a directly proportional relationship and have a linear, Independent: mass of the soda bottle (changing amounts of liquid), Measure the length of your wooden board, and divide that in half to mark at, its midpoint. PART I: Examining the Effect of Material and Mass on Thermal Energy Transfer If not, why do you think that happened? <> complete other steps of the lab. does not begin to cool. Velocity is how, The purpose of the experiment was to use previous knowledge of velocity yo perform kinetic energy calculations, make calculations of gravitational potential energy, and to determine what affects GPE and KE more. Measure the mass of your ball on the balance. What is the diver's speed (in m/s) when he hits the water? Be aware that your course may or may not be on the file. The Photogate sensors were used to measure the velocity of each cart as it moved from the explosion site. If you have been keeping score of your answers, you can always dm me the link and I'll add it to the Google Drive Edgenuity Files. The final condition tested was explosions. a Potential energy d Chemical energy e Electrical energy energy stored in a bicycle at the top of a hill the heat released by a steaming bag of popcorn the bonds between the protons of a. an object in motion Kinetic object Ionic bonds are also known as electrovalent bonds. Enjoy!! 3. Heat Transfer - The movement of thermal energy from one object to another of a different temperature. This was done by causing elastic collisions, inelastic collisions, and explosions of carts on a Dynamic Track. The carts were placed on the track so that the Velcro side of each cart was facing the other. This will teach how to do momentum calculations for a variety of different situations where momentum is conserved - calculations that will illustrate the nature of momentum, and the fact that momentum is in fact conserved. if the water bath is boiling. The kinetic energy before and after the system was then computed using the following equation. Gizmos is an online learning tool created and managed by ExploreLearning Pre-Lab|In Lab 12) lesson on Edgenuity Entropy Energy And Chemical Equilibrium Lab Report ELECTRIC CIRCUITS LABORATORY MANUAL Lab 3 Out of Class - Lab 3 Answer Key Lab 6 - Lab 6 Answers Aae340hw3 solution AAE340 appendix - Lecture Appendices - Useful info for HW. This proved that momentum is in fact conserved. 2 0 obj Therefor all the momentum from the object that is initially moving will be transferred to the other object. One you have found this distance, focus more carefully on this position so that you can take a measurement from the edge of the table to the position where the duck initially contacted the ground. Textbook questions 4 and 5 of "Practice Problems," p. 179 v . If the cart maintains at a constant speed, then the cart will have an increase in acceleration. We traded experiments and materials with another group, so each group got a chance to watch an unbiased group perform their experiment. and our The standard cart was pushed towards the plunger cart, which was at rest. stream Lab-Kinetic Energy-student guide (3).docx, Lab-Kinetic Energy-student guide (1)report.pdf, Lab-Kinetic Energy-student guide.docx.pdf, Lab-Kinetic Energy-student guide (1).docx, 46 During concept testing a product is evaluated by management without any input, A response is an activity that helps return a variable to a set point Hint 2, Question 3 What are the four sources of Islamic Law Enlist and Explain in detail, _ANAMILENAAYALACIFUENTES_S40074266_ComplexDocuments_Assessment#2.docx, Career Inventory Activity Instructions.docx, Develop and implement marketing strategies This unit describes the performance, centers An AI simulated digital worker has the capability of intensifying speed, Sustainability of Tourism in Great Wall of China.docx, Battle of Khanwa 1527 Babur defeated Rana Sunga further strengthening his, Therefore it is important to understand both the organisations comprising the, 26 In XP open Notepad and type the following echo off bookmark explorer goto, WK 2 - Business Research Ethics Analysis - K.Hedgpeth.docx, side deal did not increase the amount of money that Bread Maker would have paid, Answer Sheet - Lab #2 - Mitosis and Meiosis done .pdf, Lab: Kinetic Energy Assignment: Lab Report Instructions Click the links to open the resources below. Cookie Notice Organismic Lab Lab1- Dichotomous Key Introduction A dichotomous key is a series of paired statements or questions that are used to categorize organisms with their similarities in characteristics and or structure. If using two lamps, place three cups under each. web feb 7 2023 edgenuity chemistry lab report answers title the title should be concise and clearly describe the purpose of the experiment. Cross), Forecasting, Time Series, and Regression (Richard T. O'Connell; Anne B. Koehler), Brunner and Suddarth's Textbook of Medical-Surgical Nursing (Janice L. Hinkle; Kerry H. Cheever), Principles of Environmental Science (William P. Cunningham; Mary Ann Cunningham), Psychology (David G. Myers; C. Nathan DeWall), The Methodology of the Social Sciences (Max Weber), Biological Science (Freeman Scott; Quillin Kim; Allison Lizabeth), Give Me Liberty! A mass of gas has a volume of 380cm3380 \mathrm{~cm}^3380cm3 at a pressure of 560mmHg560 \mathrm{~mm} \mathrm{Hg}560mmHg and a temperature of 7C7^{\circ} \mathrm{C}7C. 3. Course Hero is not sponsored or endorsed by any college or university. upright near the end of the lever, maybe taped against a wall. Let's practice our energy types. Some of them should be addressed in your lab report. 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. To unlock this lesson you must be a Study.com Member. Create your account. hd Half-Life Data-Teacher Answer Key 1.Hypothesize what halflifeis: Halflife is the amount of time it takes for approximately half of the radioactive atoms in a sample to decay intoa more stable form. This allows you to get a more accurate answer. Find the values of (a) I2I_2I2, (b) I3I_3I3, and (c) R3R_3R3. = Collisions occur when two or more objects collide, and can be either elastic, or inelastic. A 50 kg ball traveling at 5 m/s would have kinetic energy. releases or absorbs thermal energy by chemical processes. In inelastic collisions the objects stick together after they collide. Data are reasonably accurate. Within some problem domain, the amount of energy remains constant and energy is neither created nor destroyed. 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. The raw data readings for the elastic collisions are shown below. At the maximum height h, the object's _____ will be a maximum. This would force the carts to stick together after collision. The volume is determined by measuring with a ruler and by water displacement. The Photogate sensors were used to measure the velocity of each cart as it moved from the explosion site. Think about what you already know about energy. If you measure it in grams, simply divide the number by 1000 to get kilograms . We can say that one form of energy (potential energy) is converted in another form of energy (kinetic energy). Energy that exists by virtue of an object's motion is called the Kinetic Energy. Answer Key 4th edition; ACLS Exam Version B; Physio Ex Exercise 1 Activity 3; Ebook Pendidikan Pancasila Ristekdikti; . Measure the mass of the water in the calorimeter. (b) The balls will move to the left because p2>p1p_2>p_1p2>p1 before the collision. Why or why not. Assume that the velocity of the soda bottle falling from a height of 0.8 m will, be 4 m/s. Momentum cannot be lost in a collision. Even thought Ionic bonds still hold molecules together, they are weaker than covalent. The analysis of these values showed that momentum is conserved in all collisions. In the presence of _____________ forces (like friction), the total mechanical energy is not conserved. This is known as the conservation of energy. If the slope was steeper on the graph, this meant that the cart had an increase in velocity. In this lab, we'll be studying the principle of conservation of energy. 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. Go to pages 5 to 7 of Assignment Booklet 2B and answer questions 10 to 15. D is a herbivore or a carnivore. The work-kinetic energy theorem states that the change in the kinetic energy of a particle during a displacement is equal to the work done by the resultant force on the particle during this displacement. To begin the lab a Vernier Dynamic Track was set up and leveled on a table. The ratio of the final momentum to the initial momentum was calculated for all conditions except the explosion. pellets, and briefly allow the excess water to drain from the pellets and strainer before They were joined together by the Velcro, and the plunger was pushed into the plunger cart. u=MF)1\?Nt5hfw!wt{w{ry5Z~sMezs,'wMp+`$71MA. So, multiply your value for height, the mass of the ball, and 10m/s2 to get GPE. Raise the thermometer and lid off the calorimeter, and carefully transfer the bundle of Students in an AP Physics lab perform an electrostatics experiment involving two charged spheres suspended, Introduction: Accuracy and precision were the major aspects of the lab. Place the pH probe in the beaker and record the pH in the data table. Because the percent differences were relatively close to zero the momentum of the system was conserved. Drag the beaker to the red disposal bucket. program. The cue ball strikes the billiards ball and loses velocity after the collision occurs and the billiards ball gains velocity after the collision. So why would KE and GPE be different? In other words, energy cannot be created or destroyed but it can be converted from one form into another. Upon graphing the data, the best fit line was identified in order to find the formula of the function. - Facts, Addiction & Withdrawal Symptoms, What Is Zinc? This button released the plunger, and propelled both carts down the track in opposite directions. Open Edgenuity and enter the purchase key. 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THERMAL ENERGY TRANSFER LAB GUIDE || Edgenuity Portfolio Guide Only Science Simply Explained by Ivy Alefante 138 subscribers Subscribe 37 Share Save 1.2K views 1 year ago This video is only a. As the height decreases the GPE will ________ while its kinetic energy increases. Two carts, that had already been weighed, were placed in the track. What was determined to be true was that the potential energy was larger than the kinetic. Although there will be less friction than sliding it across a rough table, it's still there. copyright 2003-2023 Study.com. 1. -- the products are at a lower free energy, or more stable, than the reactants. 5. CLEANUP : Leave the test tube with wax stuck in it in the lab station. A 50 kg ball traveling at 20 m/s would have kinetic energy. Double-click the bottle of NaHCO3 to move it to the Stockroom counter. Using a 500 mL beaker We interpret the = sign to mean that the gravitational potential energy of the ball before it fell was converted into an exactly . You'll need to measure the time from when the ball leaves your hand to exactly when it hits the ground. They are things for you to think about. Acids and bases are carefully regulated in the body by the lungs, blood, and kidneys through equilibrium processes. m = 150kg . These results are shown in the table below. - h is the maximum height of the object relative to the level of reference chosen. If you pick up a 10 N book a distance of 2 meters, how much gravitational potential energy did you . a. in Table A. I'm remaking this, so it'll be more coherent. - Explore the relationship between kinetic and gravitational energies, The m is the mass of the object and v is the velocity of the object in motion. QUESTION: How do mass and the type of material affect thermal energy transfer? lab kinetic energy edgenuity answers. KE = mv2 2 KE = 500J m = ? This was a result of miscommunication between group members that proceed to affect why the group had the lowest measurement of displacement. Place the strainer and lead in the hot water bath. They have opposite properties and have the ability to cancel or neutralize each other. Momentum (, ) can be calculated by multiplying mass (, To begin the lab a Vernier Dynamic Track was set up and leveled on a table. Time can vary slightly as needed to Write the goal of the lab or the question you tried to answer. Record the equilibrium temperature in Table B. Measure out approximately 50 g of aluminum wire using a mass balance. Lab #6 - Work-Kinetic Energy Theorem Therefore, if the work done by a particular force appears not to be equal to the change in kinetic energy of the object, then the system should by analyzed for possible work (positive or negative) done by other forces. Today, we're going to see how this plays out in the real world. first example, heat energy is transferred from the stove to the pot of water, and the water absorbs the heat energy and will eventually begin to boil. stream 498 0 obj <>stream These results are shown in the table below. Call down to your partner when you're going to drop the ball and let them use the timer. As well as identify how accelerations affects an object's velocity and time. These results are shown in the table below. c. The three material types should be room temperature, but place a thermometer in each This experiment will be exploring, in depth, Newton's second law. Whenever an object moves, some energy is converted to heat through friction. The Just Drop It investigation was very informative and taught important lessons. These values were recorded, and the procedure was repeated two additional times for a total of three readings. All objects have momentum, even if it is zero, and momentum cannot be lost. As the height decreases the _________ will decrease while its kinetic energy increases. Place a beanbag so it is centered on one end of the board at the target. 3. m 1 < m 2 If m 1 < m 2, then v 1f < 0, which is to say that object 1 reverses direction. The kinetic energy before and after the system was then computed using the above kinetic energy equation. As the height decreases the GPE will decrease while its __________ increases. In this lab this was analyzed in multiple collision situations. The values of the momentum ratio are very close to one which indicates that the momentum is conserved in the experiment. Current I1=2.50AI_1=2.50 \mathrm{~A}I1=2.50A. These resources will help you complete the assignment. SOLUTION: Kinetic Energy Student Guide Lab Report - Studypool The raw data for the inelastic collisions is shown below. If using one heat lamp, put the six cups in a tight The next condition tested was inelastic collisions. 10 mL graduated cylinder - 2 g sodium chloride spoon - 2 g sodium bicarbonate conductivity apparatus distilled water in a wash bottle. Kinetic energy is a property of a moving object or particle and depends not only on its motion but also on its mass. stated britannica editor Erik Gregerson. 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!

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