SMACK BALL

Tests and Results with Large Ball

Our Tests (From air to ground 3m Away)

.37 seconds

.30 seconds

.16 seconds

.40 seconds

.25 seconds

.20 seconds

.23 seconds

.30 seconds

.42 seconds

.12 seconds

Average for time = .285 seconds

 

ΔX = Vi (t) + 1/2 at2

3 = Vi (.285)

3/ .285 = Vi (.285/.285)

10.53 m/s = Vi on X

 

Vf = Vi + at

Vf = 0 + (-9.81 x .285)

Vf = -2.8 m/s on Y

 

Vf = Vi + at

Vf = 10.83

Vf = 10.83 m/s on X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(This can be used to explain why our court size was 4 m away from the center on all sides)

(This can also be used to explain the amount of time that the competitors have to receive the ball)