# Ball Rolling Down A Ramp Physics Lab

**You have probably watched a ball roll off a table and strike the floor. If we also ignore the very small contribution due to air resistance, the conclusion is that the ball has no nonconservative force doing work on it and thus its mechanical energy is conserved. Yes, the ball was accelerating down the ramp. Objective: To study the kinematics of uniformly accelerated motion. A ball is rolled up a ramp at 2. I am new to the forum. A steel ball bearing rolls down a ramp and across a horizontal track on a table. Position the Photogate so the ball rolls through the Photogate while rolling on the horizontal. We have to determine several factors effecting its average speed. Several students should have timers. Merrily We Roll Along Lab (Lab 4) Purpose: The purpose of this lab is to explore the ways in which distance and time take place in the action of a ball rolling down an incline. Here are some of the aspects that I have taken into account th. Bowling Ball Lab Purpose: To graphically and mathematically model the relationship between position and time, velocity and time for a bowling ball. Start studying Physics Unit 1 Concepts. ) and different ramp angles. You will use this information and your knowledge of physics to predict where the ball will land when it hits the floor. My students need cardstock and 30 rolls of tape to complete this project. Physics 31210 Lab 2 PROJECTILE MOTION Introduction: By rolling a steel marble down a ramp and measuring its horizontal range, you can calculate the marble's launch velocity. Set up a ramp that is 2 Science books high at one end. Discuss this concept. • 1 inclined plane set-up • 1 ball bearing • 2 lab jacks • 1 stop watch • 1 2-meter stick • 1 water clock Experimental Setup: The apparatus shown in the following figure consists of an inclined plane, a ball, and a clock. Mark a starting position on the ramp so that you can repeatedly roll the ball from the same place. Set up a ramp at an angle of about 10 degrees so that the ball will roll off, then roll about 10cm on the table and fall off. 18 November 2019. In physics, a tilted surface is called an inclined plane. When the ball is stationary at the top of a slope, it possesses 100% gravitational energy, meaning none of its potential energy has been converted into another form of energy. It will then collide with and become embedded in a wooden block. Roll the ball down the ramp. Therefore, he decided to limit the acceleration by using fluids, inclined planes, and pendulums. Of course, whether or not this hook potential is fully utilized depends on where the PAP is placed relative to the pin locations on the bowling ball. I am new to the forum. Students might also think of other systems to study and compare (i. it does not roll or topple. Your job is to place the landing pad in the correct place, so that they do not crash. Ramp n' Roll main page ***NOTE: Most browsers do not support Java Applets so it is unlikely that Ramp n' Roll will work on your computer. Roll the ball down the ramp through each Photogate and off the table. Place your ball on the point. 5 m A baseball pitcher throws the ball in a motion where there is rotation. 00 meters across the floor after exiting the ramp at each of the given ramp heights. t graphs for the entire motion of a ball rolling up and then down the incline. Impeachment lesson plan: Up close to the impeachment; 3 December 2019. After completing this lab, you will be able to explain what conservation of energy is and use it to calculate how much energy is lost to friction when an object goes down a ramp. • When the ball reaches the bend, use the force-probe tip to apply one “quick hit” to the ball so that the ball successfully. To improve your experimental skills and techniques: in performing an. Carefully record your data. If you give the cart a gentle push up the ramp, the cart will roll upward, slow and stop, and then roll back down, speeding up. potential energy and kinetic energy (e. down a ramp from different levels will allow students to observe how gravity controls the speed of objects. Experiment 2. During the ball's roll down the ramp, we will assume that it is rolling without slipping. Rolling Resistance. Mark a starting position on the ramp so that you can repeatedly roll the ball from the same place. protractor Procedures:. Abstract: A ball. A racquet can be fixed to a table or lab bench by using a “c” clamp. Note: There are many factors that can affect either the initial velocity of the ball or the accuracy of your measurements of its point of impact and distance traveled. The marble will roll down another tube and hit a back plate, since the back plate is a lever, and it will hit the marble on top, then knock over a cup. If we also ignore the very small contribution due to air resistance, the conclusion is that the ball has no nonconservative force doing work on it and thus its mechanical energy is conserved. A Model-Centered Approach to High School Physics. Turn on a timer. Conclusion: In this lab we measured the acceleration of a rolling ball down a ramp at a specific height. The rate at which the object slides down the surface is dependent upon how tilted the surface is; the greater the tilt of the surface, the faster the rate at which the object will slide down it. Lower and raise the ramp to see how the angle of inclination affects the parallel forces acting on the file cabinet. to score a basket in this crazy physics game!. Remember to write down the height of your ramp, and the time it took a car to travel down it for three tries. You will use this information and your knowledge of physics to predict where the ball will land when it hits the floor. Position the Photogates so the ball rolls through each of the Photogates while rolling on the. Conclusion: The lab was to determine the relationships between distance and time. Recall that Galileo, in the rolling a ball down a ramp experiment, went to great pains to get the ramp very smooth, the ball very round, hard and polished. In this study, we use two di erent masses of the same. Projectile Motion Exercise: In this lab you will predict where on the floor to place a container in order to catch a ball rolling off your lab table. • 1 launching ramp with SALT (screw-actuated linear translator), • 1 meter stick, • 1 plumb bob with string, • 1 steel ball-bearing Method The steel ball will be launched horizontally by being released from a certain height on the ramp. 81 m/s), due to the ramp not being there to put friction against the ball, and to deflect. we need to have 10 or more steps in order to complete the full machine. Students are completing a lab in which they let a lab cart roll down a ramp. We challenge kids' mental picture of what kind of people scientists are. The forces acting on the ball: Weight (gravity) Normal force (perp to ramp) static friction (points up the ramp) Which force creates a non-zero torque? Static Friction Gravity Normal Force They all create torques What's the torque?. Potential and Kinetic Energy Notes. At what point in the ball's path does it experience zero velocity and nonzero acceleration at the same time? At the top of its path: A kitten pushes a ball of yarn rolling toward it at 1. The force of gravity points straight down, but a ball rolling down a ramp doesn't go straight down, it follows the ramp. In this lab exercise, you will see how the acceleration of a rolling ball or cart depends on the ramp angle. Select one student to release the ball from the top of the ramp. It's as if you have a wheel or a ball that's rolling on the ground and not slipping with respect to the ground, except this time the ground is the string. Take data on bouncing ball. Each TeachEngineering lesson or activity is correlated to one or more K-12 science, technology, engineering or math (STEM) educational standards. This lab activity involves rolling a marble down a ramp where the students can investigate constant acceleration motion. USING THE INCLINED PLANE TO MEASURE SPEED AND ACCELERATION. Just consider the simplified physics experiment of rolling a ball down a ramp to see if its acceleration is constant. Practice rolling the marble down the ramp. Recall that Galileo, in the rolling a ball down a ramp experiment, went to great pains to get the ramp very smooth, the ball very round, hard and polished. Notice the meter stick on the ramp. It goes to the top and then rolls back down. Showering country style. LabQuest 3 Physics with Vernier 3 - 1 Cart on a Ramp The experiment uses a ramp and a low-friction cart. • Let the ball roll down the ramp onto the arrow (initial velocity vector) that leads into the polygon segment (bold straight line). Make predictions before each ball is rolled. Adjust the height of your ramp (or the location of the bullseye) until you are able to roll the steel ball down and make a bullseye (the small center circle not just any part of the target) at least twice in a row. Then, you will use your data to extrapolate to the acceleration on a vertical “ramp;” that is, the acceleration of a ball in free fall. Physics 04-05 Dynamics of Rotational Motion Name: _____ roll down a ramp that is 0. 0 meter down the ramp. Conservation of Energy. Please CATCH the cart when it reaches the end of the incline, do NOT allow it to crash to the floor!. See "Making Measurements", above. We're more committed than ever to bringing powerful teaching tools to students and instructors everywhere. Date: 3/12/15 Lab Partner: Garrett Ringer Purpose/ Problem/ Objective: To explore the relationship of velocity and acceleration for a ball rolling down an incline plane. rolling ball is not subject to much friction, but the friction is not zero. This can be inferred because it is known that the ball takes the same amount of time to roll down each section of the ramp. Our variables in which we used to determine speed was a little metal ball, and a metal black ramp we placed the ball on to measure its speed. Now put the ramp back in. It is gravity that is pulling the ball down the ramp. Profiling a Profession. USING THE INCLINED PLANE TO MEASURE SPEED AND ACCELERATION. Place your ball on the point. Roll the ball down the ramp, through the photo gates, and catch the ball before it hits the ground. Physics Lab Manual NCERT Solutions Class 11 Physics Sample Papers Aim To study the conservation of energy of a ball rolling down on an inclined plane (using a double inclined plane). protractor. Physics teachers (classified person) hands, it has potential energy that is equal to. Since the velocities do not depend on the size or mass of the object, it's recommended that you first race similar objects: a bowling ball and billiard ball race ends in a tie, for example. Sliding motion along an inclined plane. Ball And Ramp, How Far Can You Move It? trials by rolling the golf ball down a ramp from a 25 cm release not be explored using a “real life” ball and ramp. If it is, convert this to m/s 2 and record the value as a exp on your data sheet. It is known that humans tend to misjudge the kinematics of a target rolling down an inclined plane. As every runner knows, you win by translating, not by spinning. That's why an object rolling down a steep ramp rolls quickly: The ramp slopes sharply downward, close to the direction of gravity, so most of the force of gravity can act along the ramp. Another example is an object released. The equation for horizontal velocity is most commonly expressed in the form of x = Vix(t) + 0. The "target" in today's lab will be a solid wooden block, cut into some shape, laying on a flat surface. , using a pendulum, a falling ball, an object rolling down a ramp)to test the law of conservation of energy D2. Projectile projections If a soccer ball is kicked high in the air down a field, I predict that the x-velocity vs. How does the type of ball affect how it travels down the ramp?. This velocity is measured along with the horizontal and vertical distances which the projectile. 13 December 2019. We use a gently sloping ramp (falling 5cm in 100 cm), with supports underneath to reduce sagging. Catch the ball as soon as it leaves the table. After completing this lab, you will be able to explain what conservation of energy is and use it to calculate how much energy is lost to friction when an object goes down a ramp. AP PHYSICS 1 INVESTIGATIONS AP Physics 1 Investigation 1: 1D and 2D Kinematics How is the translational motion of a ball described by kinematics? Central Challenge Students observe a steel ball rolling down an inclined ramp, then across a horizontal track, and finally as a projectile off the end of the ramp onto the floor. He devised an experiment involving balls rolling down an inclined plane to test this theory. Questions 1. This is a simulation of five objects on an inclined plane. When the researchers gave the babies new information about the surprising ball, the babies learned significantly better. Which ramp helped the ball travel the farthest distance? Time the ball going down each ramp. The rate at which the object slides down the surface is dependent upon how tilted the surface is; the greater the tilt of the surface, the faster the rate at which the object will slide down it. EnergyLab - Energy Transfer and Loss of a Marble Rolling Down a Slope Joshua Kim Physics 11 Flink Introduction This lab is to examine a change of of the ball. 50 centimeters (about halfway down the ramp) 80 centimeters. In other words, objects that are moving have something that is referred to as kinetic energy. Set up the computer. The vertical height, h, of the ramp should be no less than 7 cm. In the previous month's lab we describe a measurement of rolling hoop energetics. Measure the velocity of a ball using two Photogates and computer software for timing. An automobile moves in a circle of radius 110 meters with a constant speed of 33 m/s. If the steel ball rolls off the edge it will continue to travel at the constant horizontal speed. Physics 10310 Spring, 2010 Final Exam This is a 2-hour, closed-book exam. After many trials, he observed that the amount of time it took for the ball to roll down the entire length of the ramp was equal to double the amount of time it took for the same ball to only roll a quarter of the distance. Objectives. Measurement with Marbles 2 • Hands-On Math for Homeschoolers The informal experimentation that goes on during Sessions 1 through 3 is es-sential for several reasons. Then, you will use your data to extrapolate to the acceleration on a vertical “ramp”; that is, the acceleration of a cart dropped in free fall. Course Material Related to This Topic: Definition of the law of conservation of energy, with examples; definition of conservative forces and the potential energy of conservative forces. Starting with the cylinder at rest, use the stopwatch to measure the time to roll distance d = 1. In this experiment, you will roll a ball down a ramp and determine the ball's velocity with a pair of Photogates. Build an inclined plane by placing the ramp in the lowest hole on the Physics post. 50 centimeters (about halfway down the ramp) 80 centimeters. The ball was allowed to roll a known distance down the ramp, and the time taken for the ball to move the known distance was measured. Tape the large sheet of paper on the floor in front of the apparatus so the plumb bob point is near the center-edge of your paper. Part II: Determining the Effective Diameter of the Steel Ball. Then, you will use your data to extrapolate to the acceleration on a vertical “ramp;” that is, the acceleration of a ball in free fall. Rolling resistance is a force that opposes the motion when an object rolls along a surface. Based on the pace of your course, you may need to adapt the lesson plan to fit your needs. Be sure that the cart never gets closer than 0. We measured the time of flight by simply counting the number of video frames that the ball was in the air. I am unsure of whether the graph is supposed to look like this or if it is not. Because there is a greater force pulling the block down the plane, a steeper incline will cause the block to begin descending when. We have to determine several factors effecting its average speed. When the researchers gave the babies new information about the surprising ball, the babies learned significantly better. bullseye must be at least 50 cm away from the place where the ball rolls off the table. (Make sure none of yours are missing!). Note: Do not let the ball hit the floor during these trials or during the following velocity measurements. 81 m/s), due to the ramp not being there to put friction against the ball, and to deflect. We measured the time of flight by simply counting the number of video frames that the ball was in the air. The main objective of the lab activity is to see how gravity, mass, and friction affect how a hot wheels car moves down a ramp at different levels. My intui6on says the ball would go faster, but alas Started oﬀ terrible, but now that we've got the ball rolling I'm star6ng to get it. 81 m/s), due to the ramp not being there to put friction against the ball, and to deflect. The goal of the lab is to find the velocity of a steel ball bearing rolling down a ramp, and than describe why the velocity is constant through evidence found in the lab. Quite similar to Physics 211 (including several sample exams under the Exams link), plus includes some very useful study tips for any physics course. measuring the height of the ramp using a ruler. We will give a steel ball an initial velocity by rolling it down a ramp. potential energy and kinetic energy (e. In this study, we use two di erent masses of the same. Connect the photo gates to DIG1 and DIG2. It will also travel a short distance until air resistance works to slow it down. Gravity accelerates objects down ramps — but not the full force of gravity; only the component of gravity acting along the ramp accelerates the object. Rolling Ball Devices in Children's Museums and Science Museums. Set up ramp with an incline of 10 degrees 2. 5 m A baseball pitcher throws the ball in a motion where there is rotation. That is what keeps the eggs on the ramp and continuing to roll until reaching the bottom. Connect the photo gates to DIG1 and DIG2. Name_____ _ Lab: Horizontally Launched Projectile date_____ The objective of this lab is to use the physics of projectile motion to predict the distance a horizontally launched projectile will travel before hitting the ground. Graphs show forces, energy and work. asked by Luul on October 18, 2013; physics. The purpose of the lab was to see how if an larger inclined plane or declined plane increases or decreases the time it gets to get to the bottom, what the conclusion was the higher the incline than the faster the ball would roll down the ramp and the smaller the incline the slower it took to get to the bottom. (see Figure 1) 2. Anthem along with topping off. Measurement with Marbles 2 • Hands-On Math for Homeschoolers The informal experimentation that goes on during Sessions 1 through 3 is es-sential for several reasons. It seems weird that the ball would roll slower than a block sliding down a ramp. We will use a microphone and computer to accurately measure short time intervals. A fun physics project from Science Buddies. Rolling without slipping commonly occurs when an object such as a wheel, cylinder, or ball rolls on a surface without any skidding. 5 m with respect to the launch position. In the three parts of this investigation, they are tasked with describing, with graphs and equations, the motion of the ball on the inclined ramp, the horizontal track, and as a projectile. If you give the cart a gentle push up the ramp, the cart will roll upward, slow and stop, and then roll back down, speeding up. When a ball rolling down a ramp reaches. In this lab, a ramp was elevated by three of the same type of physics textbooks on a table with a flat surface. If it takes 4 seconds for the car to slow down to a stop, what is its acceleration (in m/s 2)? VELOCITY MINI-LAB Question:How does the height of a ramp affect the velocity of a car rolling down it? Write your own if-then hypothesis below: Investigation: 1. Loading Unsubscribe from Shem Thompson? Physics marble track review part one // Homemade Science with Bruce Yeany - Duration: 7:11. Measure the vertical height (h b) of the ball from the ramp surface's lowest position. We salvaged wood from the scrap pile in Estabrook and built the bumpers to insure the ball rolled down safely. What is the speed of the disk. Measuring Velocity of a Rolling Ball Chad D. asked by lisa on May 3, 2012; physics. Therefore, he decided to limit the acceleration by using fluids, inclined planes, and pendulums. Why did you use the height from the releas e point of the ball to the table top instead of all the way down to the floor? 2. As an object rolls down the incline, its gravitational potential energy is converted into both translational and rotational kinetic energy. 5 m with respect to the launch position. Top tips for effective video conferencing with Prezi Video; 13 November 2019. A student is conducting an experiment to determine how far a ball will roll down a ramp based on the angle of incline. Record this value. a ramp an incline Procedure: The procedure for this lab was simple, roll a marble down a ramp through two recording gates, then either catch the marble before it hit the ground or let it fall and record where it landed. bottom of the ramp, etc. Princeton University Physics 103/105 Lab, Fall 2008 Physics Department LAB SCHEDULE Remember: Always read the writeup and any reference material before coming to lab. The ball rolling down the ramp might not have had time to reach 9. Let your car roll down the ramp at this height three times, like you did with the first three rolls. This is a Physics portal which will link to the physics web pages of various General Physics files; Selection Video file of a ball rolling down a ramp. Roll the ball down the ramp through each Photogate and off the table. 3- Use either a stopwatch or a computer to measure the time it takes the ball to roll down the ramp from each of the six points. ROLLING DOWN A LONG RAMP SAMPLE ANSWERS This experiment requires several people to work together to analyze the motion of a ball moving down a long ramp. In physics, you can calculate the velocity of an object as it moves along an inclined plane as long as you know the object's initial velocity, displacement, and acceleration. Roll the ball down a ramp that makes an angle of about 10° with the horizontal. Conduct several trials by manipulating ramp heights while keeping the mass constant. The students mark off the position of the marble after 1 s, 2, s, 3 s, and 4 s. Several students should have timers. Object rolling down a ramp of length z and height h that makes an angle θ with the horizontal. (Submit a le with a maximum size of 1 MB. For a disk or sphere rolling along a horizontal surface, the motion can be considered in two ways:. In fact, upon. Here we recreate with modern conveniences Galileo's classic determination of the acceleration of a rolling object. Rolling and friction. When a ball rolling down a ramp reaches. If students try rolling the ball or car up the ramp, they will. Gather one ramp, one car, one timer, and five books. Regents Physics Lab #11: Galileo’s Dilemma Objective: To investigate the relationship between distance and time for a ball rolling down an incline by reproducing a portion of Galileo’s experiments. Open the Projectile Motion LoggerPro file in the 4A lab 4 folder. Introduction In this lab, we investigate the principles of energy and the equations of kinematics and apply them to rotational motion in order to predict the impact points of two circular objects (ball and disk) that project onto the floor after rolling down an incline plane. Measure the ball’s actual range. $\begingroup$ a minute point: in order for the ball to roll there needs to be friction. Galileo's idea for slowing down the motion was to have a ball roll down a ramp rather than to fall vertically. Anthem along with topping off. In terms of energy, when the cart is released it has kinetic energy, KE. What happens to the speed of the ball as it rolls down the ramp? Does it increase, decrease, or remain constant? What evidence can you cite to support your answer? As the ball rolls down the ramp, the speed increases. Quite similar to Physics 211 (including several sample exams under the Exams link), plus includes some very useful study tips for any physics course. Set up the ramp for the steel ball. Rube Goldbergs provide a way for students to demonstrate their understanding of Physics concepts in a creative way. Record the length of the ramp (30 cm) in Table 1 on the Report Form. Lab 4A – Force, Work and Machines 4. Roll the differently weighted cars down the ramp one at a time, and record the time in seconds that it took for each car to completely roll downhill. DOC PROCEDURE 1. When a ball rolling down a ramp reaches. You will use the. with a groove to roll a ball down. The farther an object falls, the faster gravity will make it go. Procedure: Gather team and equipment (ball, timers, and meter stick) Select type of ball roll: o Slow roll on flat tile surface o Fast roll on flat tile surface. A ball will roll down a ramp leaving the end of the ramp and becoming a projectile with a horizontal initial velocity. You should notice that friction will slow down the car (a combination of rolling and sliding friction), and how gravity holds the car down to Earth. What will the landing point on the floor depend on? Theory: In this problem we will try to predict the “splashdown” location of a steel ball that rolls off the edge of a lab table and hopefully into a cup of water. θ υ N a θ ω τ ƒ mg friction will dominate, as is purposely exploited in. This can be inferred because it is known that the ball takes the same amount of time to roll down each section of the ramp. ” For this activity we will be investigating the motion of falling objects by slowing them down on a. After completing this lab, you will be able to explain what conservation of energy is and use it to calculate how much energy is lost to friction when an object goes down a ramp. Friction Experiment: Measure Static Sliding Coefficient of Friction with a Ramp. As the ball rolls down the ramp, the speed increases. Note: There are many factors that can affect either the initial velocity of the ball or the accuracy of your measurements of its point of impact and distance traveled. The speed will increase due to the heavier gravitational pull toward the ground. In this lab you will roll a marble down a ramp, and at the bottom of the ramp the marble will collide with another marble. For instance, one group of infants saw a ball roll down a ramp and appear to be stopped by a wall in its path. At the top of the ramp, if the ball bearing is released from rest, it will only have potential energy, PE, which equals the product of its mass (in kilograms) times the acceleration due to gravity (9. t graphs for the entire motion of a ball rolling up and then down the incline. Fold the index card in half so that it stands up (see picture). Once students reach a point of having the ruler act as a ramp that the ball can roll down to push the cup, I will circulate and possibly ask questions to try and encourage the students to see if they can get a controlled response from the cup (make it go farther or not as far). Provide items for building ramps, chutes, and slides. Starting with an initial incline elevated close to 10 cm, release your cart from rest a minimum of 40 cm in front of the motion detector, allow it to roll completely down the incline recording its motion on Lab Pro. If the angle of the ramp is increased , the acceleration will also increase. Record all observations. Draw a complete F. At what point in the ball's path does it experience zero velocity and nonzero acceleration at the same time? At the top of its path: A kitten pushes a ball of yarn rolling toward it at 1. What will happen this time when it strikes the other ball bearing? Write your predictions and results in your Newton's Lawbook. Theory: Energy In: If an object of mass m slides or rolls down a total vertical distance Δh along an. If the ramp was completely horizontal (angle 0 o) the velocity of the ball would be zero as there would be no way of the gravitation pulling it through downwards, but if the ramp was put to a small gradient the ball would roll down slowly, and as you increase the gradient the speed of the ball increases too. In physics, you can calculate the velocity of an object as it moves along an inclined plane as long as you know the object’s initial velocity, displacement, and acceleration. Explain that a ball will roll until a force stops it from rolling. How far does it move between t = 1 sec and t = 2 sec? A) 1 foot B) 2 feet C) 3 feet D) 4 feet E) 6 feet Checkpoint 2. Your job is to place the landing pad in the correct place, so that they do not crash. Catch the ball as soon as it leaves the table. We found that the block accelerates down the slope with uniform acceleration , where is the angle subtended by the incline with the horizontal. Find the angular acceleration as well. When the marble is released at the top of the ramp, the ball doesn’t have the same momentum as it does towards the end of the ramp. Sketch x vs. By isolating the different variables on a ramp such as this the students can learn basic physics concepts that can be applied in the future to more complex real-world scenarios (CCC). Make your changes in height small enough so that you can accurately determine the ramp height and ramp angle just high enough to allow the tub to slip down the ramp. Be sure to include the angle in your lab report data. The data you will take will be time of travel, the length of the trip, and also information that relating to the steepness of the incline of the ramp we use. Measure the velocity of a ball using two Photogates and computer software for timing. To begin with, after everything had been set up we started the lab. According to the Law of Conservation of Energy, energy can neither be created nor destroyed and is simply converted to different forms. by Martin Paul Gardiner. Find the angular acceleration as well. • 1 launching ramp with SALT (screw-actuated linear translator), • 1 meter stick, • 1 plumb bob with string, • 1 steel ball-bearing Method The steel ball will be launched horizontally by being released from a certain height on the ramp. William Maciolek Physics Level 1 Kess 1016-17. Conclusion: The lab was to determine the relationships between distance and time. Conservation of Energy. Conservation of Energy. Lower and raise the ramp to see how the angle of inclination affects the parallel forces acting on the file cabinet. Graphs show forces, energy and work. Students might also think of other systems to study and compare (i. Turn on a timer. 0 degrees above the horizontal. The diagrams show the masses (m) and radii (R) of the cylinders. 1mlong and tilted at 28. 2 m) intervals for 5 distances. Determine the angle at which the table is tilted. Questions: 1. In this simple device a small sphere typically rolls down an incline and then continues around a circular track, which constitutes the “loop. It will also travel a short distance until air resistance works to slow it down. I am new to the forum. Lesson 2: Graphs of Quadratic Functions Date: directly proportional because physics dictates. • 1 launching ramp with SALT (screw-actuated linear translator), • 1 meter stick, • 1 plumb bob with string, • 1 steel ball-bearing Method The steel ball will be launched horizontally by being released from a certain height on the ramp. Post-lab Questions: Label & answer in notebook. From the ramps top we count down and release, which at the same time we start counting time and stop at the time when I hear the ball hit the floor. Employing their knowledge of projectile motion, physics masters form a hypothesis about how far a metal ball will fly after rolling down a ramp and off of a tabletop. Roll the ball down the ramp and off the table. Open the file 08 projectile motion on Logger Pro. To explore and measure the rate of spherical objects rolling down a ramp.**