Therefore, it goes one step beyond the onedimensional studies of forces and acceleration done in the previous two labs. We can therefore use the relationships embodied in the three kinematic equations we learned in week two. The change of the x displacement can be changed dramatically by any type of variable such as initial angle, initial speed, initial height, and air resistance but it is negligible. Complete reports will include the terminology and the mathematics relevant to the problem at hand. Oct 20, 2011 such motion is called projectile motion. We study projectile motion, which can be described as accelerated motion in the vertical direction and motion at uniform velocity in the horizontal direction. You must wear your safety goggles at all times during this experiment. Observations to infer conclusions critical thinking, and communicate these. Projectile motion s4p115 solve simple freefall problems using the special equations for constant acceleration. Pdf features of projectile motion in the special theory.
For a given initial velocity, the projectile range will be measured for various initial angles. Projectile motion projectile motion is a special case of twodimensional motion. The spring constant refers to how stiff a spring is. Physics lab report on projectile thursday, october 20, 2011. Physics 3 summer 1990 lab 1 projectile motion theory consider an object launched at time t o 0 at some angle. Clams, scale, rounded plastic ball, spring gun mounted on table, paper, black paper. Theory this lab involves a twodimensional projectile motion problem. This experiment presents an opportunity to study motion in two dimensions. Projectile lab student you will shoot a projectile across the room using a rubber band and calculate how far it flies.
Projectile motion free download as powerpoint presentation. In this case, the kinematics equations give the results for the. Using horizontal and vertical axes through o allows the position of the projectile at any point in its motion to be given in terms of two coordinates x, y. Kinematics lab procedure 1 gather 3 meter sticks, a launcher, a ball, a ram rod, 2 clamps, a long sheet of paper, some carbon paper, a stopwatch and a buggy 2 clamp the launcher to the table, set it to 0 degrees off of the horizontal, and measure the height of the launcher with a meter stick. A golfer practising on a range with an elevated tee 4. Neglecting air resistance, the only force acting on the projectile is the force of gravity and we have in essence a freely falling object see figure 1. Since the motion takes time as double of half of flying time, the whole flying time can be defined as 220 sin fly v tt g 14 where t. Failure to do so will find you expelled from the lab room.
Projectile motion practice questions with answers challenge questions q1. Projectile motion occurs when an object in a two dimensional plane experiences motion only due to gravity. Determine the initial velocity of a ball launched horizontally predict and verify the rang. An object launched horizontally with a velocity v x and dropping a height h, has the following relation between its horizontal distance traveled and v x.
Lab 04 projectile motion concordia university nebraska. Metal balls 1to5cm diameter, meter stick, digital calipers, plumb bob, ramp, lab jack, paper, carbon paper, tape the goal of this lab is to predict and then measure the horizontal range of a ball that rolls off a ramp, and to think about how the range of motion of a ball is affected by how it is moving. We observed that the yvelocity changed at the same rate slope of. Projectile motion quadratic equation projectiles scribd. Presentation of your lab report is an important part of the evaluation process. The purpose of this lab is to explore projectile motion.
The purpose of this lab is to study projectile motion and its properties. Exact analytical expressions were found for the kinematics variables using basic. To understand the motion of a projectile in the earths gravitational field and measure the muzzle velocity of the projectile as it leaves the end of the spring gun. Projectile motion summary sheet chapter 3 adding vectors projectile motion and kinematic equations x y graphical method 1. Projectile motion occurs under constant acceleration at least neglecting air drag. This curved path was shown by galileo to be a parabola. Projectile motion experiment 1 free download as word doc. A particle moving in a vertical plane with an initial velocity and experiencing a freefall downward acceleration, displays projectile motion. This 2d motion, called projectile motion, consists of a ball projected with an initial velocity in the earths gravitational field. Projectile motion is a form of motion experienced by an object or particle a projectile that is thrown near the earths surface and moves along a curved path under the action of gravity only in particular, the effects of air resistance are assumed to be negligible. Projectile motion occurs in two dimensions, so all the ideas about vectors, components, and analyzing motion in different directions all apply.
In addition to the standard elements of a well written lab report described in the introduction to this manual, your report must include. The purpose of this lab is to study projectile motion of an object that is launched horizontally and drops a certain height before it hits the ground. Projectile 1 is fired from ground level with velocity v1 at an angle. When you throw a ball, the ball tends to be in motion. Understand that the horizontal motion and the vertical motion are decoupled. Projectile motion in this lab we will investigate the two dimensional motion of a projectile.
Task 1 mass of the projectile you will use a simple balance to measure the mass of your projectile. Projectile motion experiment 1 gravity acceleration. Projectile motion, for our purposes, is the motion of an object that has been launched and then is subject to only the force of gravity and the force of air friction. The purpose of this lab is to study projectile motion of an object which is launched horizontally and drops a certain height before it hits the ground. Some examples of projectile motion are the motion of a ball after being. Part 1 preliminary measurements tasks 1, 2, and 3 can be done at the same time by different members of your group. Phys 100 projectile motion week 05 6 dq3 consider two projectiles that are fired at the same time. Lecture 5 projectile motion math ii university malaysia sabah dr. A relativistic projectile motion in a vacuum is examined by means of elementary consequences of special relativity. Experiment 2 free fall and projectile motion objectives learn how to solve projectile motion problems. Projectile motion e practice questions with answers. In this lab measurements will be taken to determine the initial velocity of objects experiencing projectile motion. Lab report 4 projectile motion projectile motion physics. In particular the relationship between the horizontal and vertical motions of objects launched horizontally from different heights.
Physics 1050 experiment 4 introduction projectile motion is the special case of twodimensional motion experienced by objects only under the influence of gravity. From the motion of a steel ball projected horizontally, the initial velocity of the ball can be determined from the measured range. The purpose of this lab is to study the motion of a projectile launched using a projectile launcher and inspect di erent aspects of projectile motion using high speed video processing. You will compare theoretical calculations with real experiments, and will obtain experimental.
Draw second vector, placing its tail at the tip of the previous vector tailtotip. Be sure that zero on the tape is lined up with the origin. Projectile motion so far you have focused on motion in one dimension. Pasco spring gun, projectile yellow plastic ball, plumb bob, meter stick. Of the lab report and enter the results in the results part of the table. Motion in two dimensions 2d, projectile motion, kinematic equations. We will investigate 2d projectile motion, which can be described as accelerated motion in the vertical y direction and. M u r z a k u n o v e m b e r 1 1 t h, 2 0 1 1 yadesh prashad, timothy yang, saad saleem, mai wageh, thanoja gnanatheevam. Kinematic equations can be used to describe the components of projectile motion.
The study of such motions is called ballistics, and such a trajectory. Understand that the acceleration due to gravity is constant 9. The path, or trajectory, of the projectile lies in a vertical plane. Projectile motions lab abstract this lab for projectile motions will be investigating the properties of the x displacement of a projectile. In this exercise you will be asked to first predict the motion of a ball, and then perform a test to see if your predictions match the results. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Needlessly philosophical or lengthy remarks will cost you points. A prerecorded video of object in projectile motion will be used. Projectile motion experiment 1 gravity acceleration scribd. The tape will be used to measure the first part of the horizontal rangethe distance from the launch point to the edge of the lab jack. Graphs and photocopies of your lab journal make up additional pages. Engage your students during remote learning with video readalouds. It is much simpler to compute the following quantities step by step. It is necessary to first determine the initial velocity of the ball when launched from the springloaded gun.
Projectile motion introduction in this lab you will study the motion of a freelyfalling projectile, namely a small plastic sphere. Objective to measure the initial velocity of a projectile when. Questions on projectiles and basic kinematics for 11th grade. Projectile motion the purpose of this lab is to study the properties of projectile motion. It is necessary to first determine the initial velocity of the ball. Projectile motion lab determine the initial velocity of a ball launched horizontally predict and verify. It will get long and ugly and it will be much easier to make algebra mistakes phys 149314942699. Using this setup, all three kinds of projectile motion horizontal, oblique ground to ground, and oblique from a height are studied. Projectile motions lab investigating if the initial height. The purpose of this lab was to measure the properties of. Pdf an experiment on projectile motion researchgate. Pdf features of projectile motion in the special theory of.
The purpose of this lab is to investigate the relationships among the initial velocity, time of flight and distance traveled for an object in projectile motion. Sample laboratory report there is no set length for a problem report but experience shows good reports are typically four pages long. The motion of a projectile can be studied by splitting it into two components. Projectile motion is two dimensional motion that takes place in a uniform gravitational eld and whose motion is in uenced only by that gravitational eldi. White paper introduction projectile motion is a special type of motion in two dimensions. Projectile motion lab report conclusion the writing center. Fasten the measuring tape to the floor from the origin in the direction of the projectile motion. Projectile motion is the motion of objects that are initially launched, or projected, and then continue moving with only the force of gravity acting upon it.
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