# measuring little g.xls - Auto Run#2 Time(s Speed(m/s 1.1...

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Auto Run #2 Time (s) Speed (m/s) 1.1 1.22 1.136 1.58 1.165 1.84 1.191 2.12 1.213 2.32 1.234 2.52 9.712927 -9.461549 0.096368 0.11314 0.999606 0.010734 10158.7 4 1.170472 0.000461 #N/A #N/A
1.08 1.1 1.12 1.14 1.16 1.18 1.2 1.22 1.24 0 0.5 1 1.5 2 2.5 3 Picket fence velocity time graph Time (s) Speed (m/s)
1.26
Reaction time (s) Displacement (m) TRIAL NUMBER SQUARED MEASURED VALUE 0.23 2 1 0.79 2 1.03 3 0.65 4 0.55 5 0.54 5 0.88 6 0.75 7 0.75 8 0.46 9 0.74 10 0.42 11 0.88 12 0.77 13 0.61 14 0.71 15 0.59 16 0.56 17 0.87 18 0.76 19 0.53 20 0.692
DEVIATION (RESIDUAL) DEVIATION STANDARD DEVIATION SDOM 0.098 0.009604 0.025258947368421 0.005648072335588 0.338 0.114244 -0.042 0.001764 g=8.35 -0.142 0.020164 uncertainty of g = 0.61 -0.152 0.023104 T score= 2.393 0.188 0.035344 0.058 0.003364 0.058 0.003364 -0.232 0.053824 0.048 0.002304 -0.272 0.073984 0.188 0.035344 0.078 0.006084 -0.082 0.006724 0.018 0.000324 -0.102 0.010404 -0.132 0.017424 0.178 0.031684 0.068 0.004624 -0.162 0.026244 .692 ± .005648 m/s^2
1 A possible error for the picket fence procedure was that the picket fence might have been held at a v 2 For the picket fence procedure, our results on the velocity time graph yielded a slope of 9.71, which 3 In the first procedure with the picket fence, our value was accurate due to the method, which relied 4 The t-value we got, 2.393, states that we got a negative but small value, which means that the differe 5 If the experiment was performed 1000 times, then more data would have been collected which wou
very slight angle, but this error most likely did not have much impact on the results. The second part o

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