IB PHYS-1 Nme: Period: Dte: Preprtion: DEVIL PHYSICS BADDEST CLASS ON CAMPUS PhET INTRODUCTION TO MOTION 1. Log on to computer using your student usernme nd pssword. 2. Go to https://phet.colordo.edu/en/simultion/moing-mn. 3. Select Run Now 4. Tke 5 minutes to fmilirize yourself with the controls by selecting different lues of position, elocity, nd ccelertion nd then selecting the button. Select both positie nd negtie lues. 5. Use your mouse to moe the mn left nd right nd note the chnge in the position of the sliders. 6. Check the boes net to ectors nd note the difference in the rte of chnge for elocity nd ccelertion s you continue to moe the mn bck nd forth. 7. Select the button nd select the Chrts tb. Procedure: 1. Use the following procedure for ll dt sets:. Select. b. Select Show Vector for elocity nd ccelertion. Select Record t the bottom c. Set the conditions gien nd press. d. Sketch the grph of the position, elocity, nd ccelertion on the grphs proided. For ll grphs, you only need to grph the motion until the object stops. e. Stte the initil lue (positie or negtie), the trend (zero, constnt, incresing or decresing), nd the finl lue (positie or negtie) for position, elocity, nd ccelertion in the tble proided. Phet Introduction To Motion ~ IB Phys 2 Version.Doc Updted: 11-No-14 Pge 1 of 6
2. Set 1 Position Velocity Accelertion -10 5 0 Position Velocity Accelertion 3. Set 2 Position Velocity Accelertion 0-5 0 Position Velocity Accelertion 4. Set 3 Position Velocity Accelertion 10 0-5 Phet Introduction To Motion ~ IB Phys 2 Version.Doc Updted: 11-No-14 Pge 2 of 6
Position Velocity Accelertion 5. Set 4 Position Velocity Accelertion 0 0 10 Position Velocity Accelertion 6. Set 5 Position Velocity Accelertion 0 5-5 Position Velocity Accelertion Phet Introduction To Motion ~ IB Phys 2 Version.Doc Updted: 11-No-14 Pge 3 of 6
7. Set 6 Position Velocity Accelertion 10-10 5 Position Velocity Accelertion 8. Set 7 Remoe the brriers. Press the puse button when the mn psses the tree going in the opposite direction. Position Velocity Accelertion -8 100-5 Position Velocity Accelertion. Approimtely how long did it tke for the mn to return to his strting position? b. Wht ws the elocity of the mn when he returned to his strting position? Phet Introduction To Motion ~ IB Phys 2 Version.Doc Updted: 11-No-14 Pge 4 of 6
9. Set 8. Set Position to -10m, elocity to 8.5 m/s, nd ccelertion to -2 m/s 2. Select (check) the two boes mrked Show Vector, nd press. b. Describe the reltie size of ech ector, how nd when they chnged in reltion to ech other, nd when ech chnged direction. c. Select. 10. Set 9. Clculte the distnce required to stop mn trelling t 12 m/s using decelertion rte of 4 m/s 2 using the kinemtic equtions. b. Verify your clcultions using the simultor. Were your clcultions correct? 11. Set 10. Clculte the decelertion required to stop mn trelling t 25 m/s in 20m using kinemtic equtions. b. Verify your clcultions using the simultor. Were your clcultions correct? 12. Answer the following questions. Use the simultor s necessry to help you.. Describe sitution when the mn hs negtie position nd positie elocity. b. Describe sitution when the mn hs positie position, positie elocity nd negtie ccelertion. c. Wht is the trend of the elocity of the mn in b. boe? Phet Introduction To Motion ~ IB Phys 2 Version.Doc Updted: 11-No-14 Pge 5 of 6
d. The mn hs negtie position, positie elocity nd negtie ccelertion. If the wlls in the simultor re remoed, wht will be the direction of the mn s finl elocity regrdless of the lues selected? Use the simultor to confirm your nswer. 13. Wht fmous person is the wlking mn cricture of? The nswers on this lb re product of my own work nd effort. Though I my he receied some help in understnding the concepts nd/or requirements, I did the work myself. Student Signture (for electronic submission, type student number in lieu of signture) ROOM FOR IMPROVEMENT APPLICABILITY: In terms of the mteril coered thus fr, this lb ws gien: too lte in the course t the right time in the course too lte in the course In terms of degree of difficulty, this lb ws: too esy just bout right too hrd In terms of helping you understnd the mteril, this lb ws: not helpful somewht helpful ery helpful COMMENTS: IMPROVEMENT: This lb cn be improed by: Phet Introduction To Motion ~ IB Phys 2 Version.Doc Updted: 11-No-14 Pge 6 of 6