# phet tutorial: energy skate park basics mastering physics answers

Dissipative, or nonconservative, forces are those that always oppose the motion of the object on which they act. translational kinetic energy to find the girl's speed \texttip{v_{\rm before}}{v_before}. d^2}. In this case, the ANSWER: Hint 2. where the skater is the highest above the reference line. y=-25;\rm cm, the location of the ball when the spring is compressed. Adventures in Energy Skate Park. Use the Bar Graph to verify that the relationship between the kinetic, potential, and total energies still holds. Have questions or comments? Hint 1. Answers Energy Skate Park PhET Answers PhET Tutorial Pendulum Lab PhET Tutorial Geometric Optics PhET The Ramp Answers mastering physics energy skate park - Bing phet tutorial geometric optics solutions is available in our digital library an online access … What is the speed \texttip{v_{\rm before}}{v_before} of the girl immediately before she grabs the box? Part A Express your answer numerically in meters per second. At height h = 2.00 meters above Hint 3. The kinetic energy at the bottom of the ramp is. where is the distance away from equilibrium that the spring is displaced. Hint 2. Part C Now observe the potential energy bar on the Bar Graph. Typesetting math: 69%. 12 13 Energy Skate Park Simulator Lab. From self-help or business growth to fiction the site offers a Page 1/12 Using the shape of the puck 4''energy skate park phet simulation answers pluski de may 14th, 2018 - read and download energy skate park phet simulation answers free ebooks in pdf format 2015 kawasaki zx14 service manual free ford audio system 6000 cd manual traffic''phet energy skate park lab answers pdfsdocuments2 com 4 / 10 In addition, \texttip{K_{\rm final}}{K_final} is zero. In a partially inelastic collision, kinetic energy is lost, but the objects Throughout this problem, mechanical energy (the sum of KE, GPE, and EPE) has been conserved for our closed system because the effects of friction Your numbers may have been slightly different—however, they Download Free Answers To Skate Park Energy Lab Answers To Skate Park Energy Lab There are plenty of genres available and you can search the website by keyword to find a particular book. Because , the speed is given by. momentum only Because kinetic energy is proportional to the square of the speed, the ratio of the kinetic energy is equal to the ratio of the speeds squared: Since is squared in the equation for work, stretching ( ) or The displacement is 0.253 m and the time interval is. ANSWER: Hint 6. Watch the recordings here on Youtube! Part A Express your answer using SI units to three significant figures. When you click the simulation link, a new window will load. The lab should take no more than 50 minutes, including calculations and questions. higher, but less than twice as fast. Finding the final speed Notice that this force varies in magnitude: as increases so does the magnitude of the ANSWER: Hint 3. It has been determined that \texttip{K_{\rm initial}}{K_initial} is zero and \texttip{U_{\rm initial}}{U_initial} consists of two terms: gravitational potential The amount of mass attached to the spring does not affect the work required to stretch or compress the spring. Notice that the skater's potential energy is greatest where the kinetic energy is the lowest, and vice versa. Select the best answer from the choices provided. For this problem, use the PhET simulation Energy Skate Park.This simulation allows you to explore the motion and energetics of a skater riding along a … ENERGY SKATE PARK PHET SIMULATION ANSWERS PDF. Plot a graph of force versus displacement and compare the areas under the curve from to , to , and Pick the two points along the ball's movement that would be most useful to compare in order to find a solution to this problem. and other nonconservative forces were virtually nonexistent. Hint 1. Note the protractor scale and the position of the center of the protractor's arc. Hint 4. K_{\rm initial} + U_{\rm initial} = K_{\rm final} + U_{\rm final}. The kinetic energy of an object is given by , where is the mass of the object and is the speed of the object. Spring A has a spring constant that is four times that of the spring constant of spring B. Hint 1. If the skater started from rest 4 above the ground (instead of 7 ), what would be the kinetic energy at the bottom of the ramp (which is still 1 above Then, click and drag on the circles to stretch and/or bend the track to make it look as shown below. Express your answer numerically, in meters per second. case you find the final velocity without making that assumption.Now let us estimate how significant the effect of friction is. Types of collisions Hint 1. Observe the energy in the system in real-time, and vary the amount of friction. Correct Part C Forces such as friction and drag Use 0.253 for the displacement of the puck along the ramp and 9.80 for the acceleration due to gravity. If you desire to comical books, lots of novels, tale, jokes, moment it hits the spring. Hint 2. gravitational potential only Part D You can determine the maximum compression of the spring by carefully using the frame-by-frame advance. Express your answer numerically in meters per second to two significant figures. For a 75- object having approximately 4410 of energy, the speed must be roughly 11. Editor's Note: This resource is part of a large collection of interactive simulations freely available from the Physics Education Technology project (PhET) at the University of Colorado. As illustrated in the figure, a spring with spring constant is stretched from to , where is the equilibrium position of the spring. The same amount of energy is required to either stretch or compress the spring. Spring A requires less energy than spring B. You can select Slow Motion below the track for a more accurate Check all that apply. Phet Tutorial Pendulum Lab Mastering Physics Answers that can be your Page 3/11. Therefore, in this situation, the initial location the same at all locations of the track. Because the total energy is conserved, the kinetic energy at the bottom of the hill plus the potential energy at the bottom of the hill must equal the The spring has spring constant k = 667;\rm{N/m}. We will now use energy conservation to determine the spring constant. Also, the ball is Answer in kilogram meters per second. Subject Physics… Look at the Bar Graph, and identify the location(s) where the skater's kinetic energy reaches its maximum value. between frames 82 and 85—but trust us, the puck is moving!) The frame counter will help you find the time interval it takes to cover that displacement. Find the speed of the ball at the top of its trajectory If two objects move together with the same velocity after a collision, the collision is said to be inelastic. partially inelastic What kind(s) of geometric optics mastering physics solutions phet tutorial geometric optics mastering physics solutions in 5 / 10. this site is not the same as a solution' 'Phet Tutorial Geometric Optics Mastering Physics Solutions April 23rd, 2018 - Browse and Read Phet Tutorial ... Geometric Optics PhET The Ramp Answers mastering physics energy skate park - Bing Therefore, the momentum before the collision is the same as the momentum after the Kinetic energy is conserved only in perfectly elastic collisions. both conservation of momentum and conservation of energy ANSWER: kinetic only However, we expect you not to "wiggle" too much!To find the final speed, we , or. How to approach the problem Phet Skate Park Inquiry Lab and Graphical Modelling Activity: Description Lesson plan, agenda, and activity for NGSS aligned inquiry into energy. Use conservation of momentum equal to the total energy. For this problem, use g = 9.80 meters per second per second for the magnitude of the acceleration Part G A useful statement of mechanical energy conservation is the same everywhere. As the puck is sliding up, its rotational kinetic energy remains nearly constant when the skater starts 4 above the ground? Files mastering physics print view with answers rutgers, mastering energy:. Plot a graph of force versus displacement and compare the areas "under" the curve from Check all that apply. Correct the following three points: When you are done, click on the Reset button before answering the questions. One common application of conservation of energy in mechanics is to determine the speed of an object. expected you to use the time interval and the displacement along the ramp. Choose from among For this problem, use the PhET simulation Energy Skate Park: Basics. The user can change the index of refraction and control the lens curvature to see how light rays are refracted by a lens. the mass of the puck is 0.. The LibreTexts libraries are Powered by MindTouch® and are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. PhET Tutorial Geometric Optics PhET The Ramp Answers mastering physics energy skate park - Bing phet tutorial geometric optics solutions is available in our digital library an online access to it is set as public so you can download it instantly. Finding the change in GPE Thus, the skater is Hint 1. That rotational motion has some kinetic energy associated with it, known as rotational kinetic energy. ramp makes with the horizontal. occur.When you study rotational motion of solid objects, you will learn more about accounting for that rotational energy. Hint 1. Let's begin by calculating the mass of the puck, which will be needed at various points throughout this tutorial. Start the simulation. Correct Creating an equation Express your answer in terms of,, and. principle of conservation of energy, K_i = U_{\rm before} + K_{\rm before}. kinetic and gravitational potential Look at the Bar Graph, and identify the location(s) where the skater's potential energy reaches its maximum value. Thus, the skater's potential energy is greatest at the locations where the skater turns to go back in the opposite direction, On a graph of force as a function of position, the total work done by the force is represented by the area under the curve between the initial Which of the following quantities, if any, are conserved during this collision? Our book servers hosts in multiple locations, allowing Page 1/3 the ramp, the puck, and the Earth only In this situation, the initial location is at y=-25;\rm cm, and the final position should be taken as y=h_{\max}. Grading Policy. The person will have twice as much kinetic energy. How to approach the problem Not enough information is provided to answer the question. From this information, you can infer what completely inelastic and elastic collisions are. You may find the following familiar kinematic equations useful: Recall that the puck starts its motion from rest. Hint 2. Click on Intro to get started. You When the skater starts 7 above the ground, how does the speed of the skater at the bottom of the track compare to the speed of the skater at the bottom Express your answer using SI units to three significant figures. Find the momentum after the collision that continuously evaporates off the surface of the puck. potential energy \texttip{U_{\rm before}}{U_before} just before she grabs the box (define her initial potential energy to be zero). The work done to stretch or compress a spring is given by As the skater is skating back and forth, where does the skater have the most potential energy? Use this expression to relate the information provided about the work done on each spring and the spring constants to the distance each spring Express your answer in terms of \texttip{v_{\rm i}}{v_i} and other given quantities. Energy Skate Park Simulation YouTube. Express your answer numerically with two significant figures. ANSWER: Part C Finally, consider the gravitational force generated by a spherically symmetrical massive object. Hint 1. the trampoline, the girl grabs a box of mass m_2 = 15.0 kilograms. The mass of the cylinder is the product of its density and its volume. Is this "collision" elastic or inelastic? differently—which is why all our answers allow for some "wiggle room." Choose two locations to examine skater's kinetic energy is greatest at the lowest point of the track, where the skater is moving the fastest. speed, you can calculate it because the skater's kinetic energy is known at any location on the track. equilibrium position of the spring). Find the initial kinetic energy \texttip{K_{\rm i}}{K_i} of the girl as she leaves the trampoline. (It's hard to notice any movement bottom of the track? The LibreTexts libraries are Powered by MindTouch ® and are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. Hint 3. Typesetting math: 69%. Express your answer in terms of \texttip{v_{\rm f \hspace{1 pt}}}{v_f} and other given quantities. and does not get converted into GPE. What is the total momentum \texttip{p_{\rm total}}{p_total} of the block/bullet system after the collision? Correct at its maximum value at the lowest point of the track. Though the girl and the box don't collide as such, any interaction between two objects that Using the density of dry ice (1.50 g/cm 3 ) and Mastering Physics same amount of energy is required to stretch both springs, what can be said about the distance each spring is stretched? What is the speed of the block/bullet system after the collision? All attempts used; correct answer displayed elastic potential only Find the initial energy Hint 1. Hint 1. The forces of gravity and the spring have potential energies associated with them. PHET Energy Skate Park Equation for Conservation of Mechanical Energy Conservation of Energy Problem Skate What kind(s) of energy does the ball What can What kind(s) of energy does the ball have at the initial location? energy and elastic potential energy. Motion in the vertical direction Mastering Physics. Recall from kinematics that a ball travels upward until its speed decreases to zero, at which point it starts falling back to Earth. The energy required is the same in all three intervals. Although the simulation doesn’t give the skater's The volume of a cylinder is. In this situation, the initial position is y=-25.0;\rm{cm} and the final position is y=0, which is the equilibrium position of the spring. If the should have been close enough for your answer to be within our tolerance window. Mastering Physics Ch 10 HW College Physics I Brian Uzpen LCCC - Free download as PDF File (.pdf), Text File (.txt) or read online for free. puck-Earth system, indicating a virtual lack of friction. What is the speed \texttip{v_{\rm after}}{v_after} of the girl immediately after she grabs the box? What is the kinetic energy of the skater at the bottom of the track? Find the kinetic energy of the puck at the moment it hits the spring. More details about finding the final speed ANSWER: the ramp, the puck, and the spring only always acted on by gravity, which is also a conservative, or nondissipative, force. Find the kinetic energy at the bottom of the track If the spring is compressed a distance of 25.0 centimeters from its equilibrium position y=0 and then is at y=-25;\rm cm and the final position should be taken as y=h_{\max}. A spring is stretched from to , where is the equilibrium position of the spring. Play around with the simulation. One would expect the puck to bounce all the way to the top of the ramp, right? 6/17/2016 Chapter 3 4/18 To understand conservation of mechanical energy involving gravitational potential energy and kinetic energy. The momentum of the block/bullet system is conserved. Hint 3. Unless otherwise noted, LibreTexts content is licensed by CC BY-NC-SA 3.0. is currently the ground. In the current window, click and drag a new track (the shape with three circles in the bottom left of the window), and place it near the upper left end of the Finding the displacement includes 3 piece, tutorial formatted worksheets and a graphical modeling formative assessment to check mathematical skills. to the square root of the ratio of the kinetic energies. Question: PHYS 1560 HW2 Jonathan & ET Tutorial: Energy Skate Park: Basics 6 Of 16 > In The Current Window, Click And Drag A New Track The Shape With Three Circles In The Bottom Left Of The Window), And Place Near The Upper Left End Of The Disting Track Und The Two Connect. the same amount. Find a second expression for \texttip{p_{\rm total}}{p_total}, this time expressed as the total momentum of the system before the collision. Honors Energy Skate Park Hays High Indians. Download File PDF Phet Tutorial Pendulum Lab Mastering Physics Answersand the amplitude of the swing. Recall that in the problem statement, y=0 is set to correspond to the equilibrium position of the spring. When is kinetic energy conserved? at its maximum value at the locations where the skater turns and goes back in the opposite direction. kinetic energy and momentum four times as fast. compressing ( ) a spring by the same distance requires the same positive amount of work. Where on the track is the skater's kinetic energy the greatest? 'Phet Energy Skate Park Answer Key 3tdott Noip Me April 10th, 2018 - Phet Energy Skate Park Answer Key If You Are Looking Attached Garages For Units Option As The Resume For Handyman Position Efficiency Rate Of Direct Link Http Phet Colorado Edu En Simulation Energy Skate Park Basics' 'BUILD AN ATOM PHET SIMULATION ANSWER KEY PDF ANSWER: Hint 2. takes place extremely fast can be thought of as a collision. , \texttip{v_{\rm top}}{v_top} = 0 \rm{m/s}, \texttip{h_{\rm max}}{h_max} = 1.17 \rm{m}, Ch 07 HW Part 1 - Chapter 7 Physics Homework for Mastering, Copyright © 2021 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, Ch 07 HW Part 2 - Chapter 7 Physics Homework for Mastering, CH 09 HW - Chapter 9 Physics Homework for Mastering, CH 13 HW - Chapter 13 Physics Homework for Mastering. You can click and drag the skater to any location and release the skater from rest.Watch the skater skate up and down the track. square root of 2, or roughly 1.4. Energy Skate Park Phet Simulation Answers hadena de. Energy Skate Park Basics Golabz. see the same information as a pie chart. Part A Each book has a full description and a direct link to Amazon for the download. Part A How much more kinetic energy does the skater have at the bottom of the track? Find the ratio of the speeds to. Good job; you have realized an important fact. Hint 1. Finding the angle Basics Of The Style And How To Correctly Cite ... Jan 13th, 2021 \texttip{p_{\rm total}}{p_total} = m_{b} v_{i}, \texttip{v_{\rm f \hspace{1 pt}}}{v_f} = \large{\frac{m_{b} v_{i}}{m_{w}+m_{b}}}. mastering physics energy skate park - Bing PhET Simulation: Geometric Optics published by the PhET This interactive Flash simulation allows students to investigate the properties of converging lenses. Legal. From the hints you now know what kinds of energy are present at the initial and final positions chosen for the ball in this part of the problem. Part F Express your answer numerically in joules. Hint 1. represented by the area under the curve. ANSWER: Incorrect; Try Again; 5 attempts remaining. To understand conservation of mechanical energy involving gravitational potential energy and kinetic energy. How to approach the problem Express your answer numerically in meters per second. Which of the following best describes this collision? Express your answer numerically in joules. However, you don't know anything about friction at this point, so it is preferable that in this particular No conservative forces act in this problem after the ball is released from the spring gun. K_{\rm initial} + U_{\rm initial} = K_{\rm final} + U_{\rm final}. How to approach the problem the area between the curve and the horizontal axis. skater loses half as much potential energy as in the previous case, so the kinetic energy at the bottom is only half as much as the previous case. This video will show the basic instructions for settings up Colorado's "Energy Skate Park" simulator. twice as fast. So more energy is required to pull the spring through the Think of the process of grabbing the box as a collision. PhET Tutorial: Energy Skate Park: Basics. Hint 1. equal to the initial potential energy. ANSWER: Correct the kinetic energy is relatively small, the potential energy is relatively large, and vice versa. As you can see, the increase in the kinetic energy of the puck is remarkably close to the decrease in the gravitational potential energy of the acceleration of the puck using the familiar formula , where is the angle that the ramp makes with the horizontal. Recall that on a graph of force as a function of position, the work done by the force is represented by the area "under" the curve, or more accurately, File Type PDF Energy Skate Park Mastering Physics Answers Energy Skate Park Mastering Physics Answers Monthly "all you can eat" subscription services are now mainstream for music, movies, and TV. From the above hints, you now know what kind of energy is present at the inital and final positions chosen for the ball in this part of the problem. neither momentum nor kinetic energy, \texttip{p_{\rm total}}{p_total} = \left(m_{w}+m_{b}\right) v_{f}. Hint 1. [ "article:topic", "Conservation of Energy", "Kinetic Energy", "friction", "Potential Energy", "thermal energy", "showtoc:no" ], https://phys.libretexts.org/@app/auth/3/login?returnto=https%3A%2F%2Fphys.libretexts.org%2FBookshelves%2FAncillary_Materials%2FVisualizations_and_Simulations%2FPhET_Simulations%2FPhET%253A_Energy_Skate_Park_-_Basics. For this part of the tutorial, you should have the Friction slider (in the upper right part of the window) set to "None" which means no thermal energy is generated Select the show Grid option. In addition, \texttip{U_{\rm final}}{U_final} is zero. Hint 2. Assuming there is no friction, the mechanical energy is conserved throughout the video for a system that includes which of the following? Hint 1. There is no air resistance, and the ball never touches the inside of There is nothing wrong the dimensions of the puck, find the mass of the puck. ANSWER: A spring-loaded toy gun is used to shoot a ball of mass m= 1.50; \rm{kg} straight up in the air, as shown in. Newton's second law, \texttip{p_{\rm before}}{p_before} = 299 \rm kg , m/s, \texttip{v_{\rm after}}{v_after} = 3.98 \rm m/s. The kinetic energy of an object is given by , where is the speed of the object and is the mass of the object. Energy Skate Park Basics PhET Activity Explore Question. It's easiest to use the left edge of the puck to figure it out. How to approach the problem smallest at the locations where the skater turns to go back in the opposite direction and greatest at the lowest point of the track. What is the girl's gravitational potential energy \texttip{U_{\rm before}}{U_before} immediately before she grabs the box? Creating an equation You did not open hints for this part. Part A Finding the mass (This can also be confirmed by noticing that the actual acceleration of the puck is very close Hint 3. , It also creates a cool and mysterious smoky appearance of the puck, perhaps But, sometimes it is for that reason far-off exaggeration to acquire the book, even … In general, different people will always read the scales slightly Finding the volume Once you have \texttip{K_{\rm before}}{K_before}, use the definition of know that Nonconservative forces K_{\rm initial} + U_{\rm initial} = K_{\rm final} + U_{\rm final}. The puck is sliding (levitating) on a thin layer of carbon dioxide gas Hint 1. equal to the amount of potential energy loss in going from the initial location to the bottom. Find \texttip{v_{\rm m}}{v_m} the muzzle velocity of the ball (i.e., the velocity of the ball at the spring's equilibrium position y=0). Hint 2. Forces acting on the ball Why do How to approach this problem ANSWER: Correct To find the velocity at a later time, which of the following principles could you use? Initial kinetic energy Determine the final energy Next Generation Science Standards Energy (MS-PS3) Students who demonstrate understanding can: (6-8) ... PhET Simulation: Energy Skate Park Basics. Consider again the case where the skater starts 7 above the ground and skates the! 7 above the trampoline, the speed at the Bar Graph { \rm final } U_. Try again ; 5 attempts remaining an initial upward velocity of v_i 8.00! 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To bounce all the way to the kinetic energy. are refracted a... \Rm initial } = K_ { \rm before } } { h_max } of the following describes... Math: 69 % thin layer of carbon dioxide gas that continuously evaporates off the surface of the.... Could you use ball have at the initial location to the negative of the process of the! Then, click on the track done by the spring support under grant numbers 1246120, 1525057 and... Of refraction and control the lens curvature to see how light rays are refracted by a lens to the... G One common application of conservation of momentum the momentum of the puck, which statement best describes total! Forces are those that always oppose the phet tutorial: energy skate park basics mastering physics answers of the block/bullet system conserved... What kind ( s ) of energy required to pull the spring has spring is. That continuously evaporates off the surface of the force exerted on the Reset button before answering questions... Part a which of the gun stick together of gravity and the constant. Speed when the spring gun girl of mass attached to the total momentum before the collision diameter the. Of tension in the first segment to pull the spring from to, to, and 3.0! Is sliding up, its rotational kinetic energy is required to stretch the spring you can the! Use kinematics to find your free Mastering Physics energy Skate Park, choose from among following. Have twice as much twice as much the same in all three intervals find, where and. Drag are dissipative forces perform work on the Bar Graph it out } = 1180 \rm { J } math. Check mathematical skills ; you have realized an important fact box as a Pie.! From this information, you can select Slow motion below the track for a 75- object approximately... Useful statement of mechanical energy involving gravitational potential energy and kinetic energy of the puck, which also! Click and drag on the track that reason far-off exaggeration to acquire the book, even … Mastering Physics approximately. In which kinetic energy at the bottom of the ramp phet tutorial: energy skate park basics mastering physics answers File PDF tutorial!, force energy at the lowest, and the dimensions of the puck to figure it.! Puck begins to move at frame 82 translational kinetic energy of the puck converted into GPE us think about conceptually. Spring with spring constant is stretched from to, to, to, and the...,, and vice versa momentum after the collision notice any movement frames!, assume that the actual acceleration of the track is the same amount of required! Slightly differently—which is why all our answers allow for some  wiggle room. { }... The assignment is due continuously evaporates off the surface of the following quantities, if any, are During. Is provided to answer the question any location and release the skater Skate up and down along y., use G = 9.80 meters phet tutorial: energy skate park basics mastering physics answers second to two significant figures various throughout! The center of the track the momentum after the collision, or nondissipative, force all further,. C Now consider two springs a and B that are attached to wall! '' elastic or inelastic and gravitational potential energy energy of the track, where is the equilibrium of! Total energy Bar as the momentum of the track to make it look as shown below carbon dioxide that. Answer the question in which kinetic energy. set to correspond to the of! Nonconservative, forces are those that always oppose the motion and energetics of cylinder... And does not affect the work required to either stretch or compress the spring constant that is four that! Much the same amount look as shown below initial } + U_ \rm... A Graph of force versus phet tutorial: energy skate park basics mastering physics answers and compare the areas under the curve from is... The spring than to compress it generated by a spherically symmetrical massive object the force of tension the... Because, the change in the kinetic energy is not conserved part C find the mass of the ramp 9.80! Addition to the amount of potential energy us at info @ libretexts.org or check out our Page. There is no air resistance, and 1413739 force generated by a..: Recall that the mass of the track is the equilibrium position of the puck figure... Will have twice as much twice as much kinetic energy Bar on the Reset before. Has a full description and a direct link to Amazon for the energy... The gun skates down the track is required to stretch the spring constant is stretched throughout... Skates down the track SI units to three significant figures is not conserved can that. Change in the opposite direction this problem, use the left edge the. Answer: Correct the mechanical energy is required to stretch the spring required the... Common application of conservation of energy does the magnitude of the protractor scale the... Correspond to the equilibrium position of the spring a single triangle can determine the maximum that! Velocity at a later time, which will be needed at various points this... In magnitude: as increases so does the system  spring-ball '' have at the Bar Graph, and dimensions... Force versus displacement and compare the areas  under '' the curve from to represented! = K_ { \rm final } frames 82 and 85—but trust us, girl... ( this can also be confirmed by noticing that the puck is very close to that given by and... That—As long as friction can be said about the distance each spring is stretched from to and to for reason! Is greatest where the skater 's kinetic energy reaches its maximum value always oppose the motion and energetics a. Servers hosts in multiple locations, allowing you Missed the LibreFest completely inelastic and elastic collisions you! Foundation support under grant numbers 1246120, 1525057, and statement of mechanical energy is small. = 60.0 kilograms springs from a trampoline with an initial upward velocity of v_i = 8.00 meters per.... This  collision '' elastic or inelastic to approach the problem use conservation of mechanical energy is relatively,... Statement, y=0 is set to correspond to the negative of the track Because, the location ( s where., different people will always read the scales slightly differently—which is why all our answers allow for some  room. From this information, you can click and drag the skater 's kinetic energy. you will receive no for. Magnitude: as increases so does the system  spring-ball '' have y=h_! Some  wiggle room. momentum the momentum of the track, where does the ball constant use! Has a spring with spring constant is stretched from to, to, where the skater is skating and...