Asked by Morgan
A soccer play kicks the ball toward a goal that is 29m in front of him. The ball leaves his foot at a speed of 19m/s and at an angle of 32degrees above the ground. Find the speed of the ball when the goalie catches it in front of the net.
my work:
vxi=16.1
vxf=16.1
ax=0
my work:
vxi=16.1
vxf=16.1
ax=0
Answers
Answered by
Damon
LOL - trick question
energy is conserved
if the ball is caught at the same height as it left the foot, the speed is the same. 19 m/s
same horizontal component (of course)
same vertical component but down not up (conservation of energy)
energy is conserved
if the ball is caught at the same height as it left the foot, the speed is the same. 19 m/s
same horizontal component (of course)
same vertical component but down not up (conservation of energy)
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