### Soccer Kick

 Maria BraumKayla KuffnerRebecca RuchRobin RedlineKick 1 (3 steps back from ball)VELOCITYV=d/tV=3.359m/0.18sV=18.611m/sACCELERATIONa=vi-vf/ta=18.611m/s/0.18sa=103.39m/s2MASSball=0.43kgperson=63.63kgFORCEf=maf=0.43kgx103.39m/s2f=44.57 NIMPULSE/MOMENTUMp=mvp=0.43kgx18.611m/s2p=8.002kgm/s2WORK/CONSERVATION OF ENERGYw=Fdw=44.57Nx3.359mw=149.71 JKick 2 (9 steps back from ball)VELOCITYV=d/tV=4.452m/0.18sV=24.73m/sACCELERATIONa=vi-vf/ta=24.73m/s/0.18sa=137.38m/s2MASSball=0.43kgperson=63.63kgFORCEf=maf=0.43kgx137.38m/s2f=59.07 NIMPULSE/MOMENTUMp=mvp=0.43kgx24.73m/sp=10.63 kgm/s2WORK/CONSERVATION OF ENERGYw=Fdw=59.07Nx4.452mw=262.97 JCONCLUSIONThe velocity and acceleration of the ball were much greater with a larger running start.  This makes the force, momentum, and work of the ball much greater with a running start as compared to a lesser distance of a running start.  This makes the ball go farther in a less amount of time.  Therefore, next time you're playin some soccer, get a bigger running start to kick the ball farther (if you want it to go farther).
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Kick1.mov
(5043k)
Steve Dickie,
May 28, 2009, 12:15 PM
ċ
Kick1.trk
(23k)
Steve Dickie,
May 28, 2009, 1:09 PM
č
Kick2.mov
(3944k)
Steve Dickie,
May 28, 2009, 12:16 PM
ċ
Kick2.trk
(22k)
Steve Dickie,
May 28, 2009, 1:09 PM