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  • Essay / Projectile Motion Laboratory - 696

    Projectile Motion LabIntroduction: The purpose of this experiment was to find out how changing the angle and speed would affect the distance the object traveled, the height the object traveled and the time the object was in the air. Before this lab, I couldn't tell how angle and speed would change the results. I needed to determine what angle and speed caused the object to go further or stay in the air longer. I also discovered that mass would affect height and distance. I used the Galileo and Einstein site to understand these factors. (Fowler, M)Theory: The theory behind projectile motion is that anything thrown or fired moves at a constant speed and is affected by a constant acceleration of -9.8 m/s2. (Motion of the projectile) The equation x = vot shows the distance the object will travel (Physics: Principles and Problems). The equation v = vo+ at is used to measure height. To get the total speed, we add the two speeds. Experimental Procedure: First open Internet Explorer and visit http://galileoandeinstein.physics.virginia.edu/. When the page is open, click on Applets, on this page, click on Projectile Motion. I used it to adjust the angle and speed of the projectiles, which would determine the distance, time, or height of the object. Changing the variables wasn't difficult; however, you had to ensure that it met the requirements and did not exceed the set limit. After getting all my results and data, I had to log into a school computer to access the “Data Studio” software. After opening the software, we had to click on “Graph Equation”. Then, after receiving the chart, I entered my data, which created a chart. After ensuring the data was correct, we added labels such as meters or seconds. Once everything was correct, we needed to click "Adjust" to create the best fitting line. There were many options, but the majority of lines were either a "quadratic" or a "line", depending on the chart. Once the best-fit line was placed, the graph was complete. This was done six times for each data set to create six separate graphs. All six charts have been printed. Data and graphs: Speed ​​(x) Distance (y) 10 m/s 10.19 m20 m/s 40.77 m30 m/s 91.74 m40 m/s 163.1 m50 m/s 254.84 m60 m/s s 366.97 m70 m /s 499.49 m80 m/s 652.4 m90 m/s 825.69 m95 m/s 919.98 mSpeed ​​(x) Height (y)10 m/s 2.55 m20 m/ s 10.19 m30 m/s 23.93 m40 m/s 40.77 m50 m/s 63.71 m60 m/s 91.74 m70 m/s 124.86 m80 m/s 163.09 m