# measurements of simple pendulum in class  4/29/2014
#
# length   period   uncert
#  (cm)    (s)      (s)
   8.5     0.585     0.007
  15       0.787     0.052
  25       1.001     0.001
  49.5     1.407     0.026
  78.5     1.778     0.026
 150       2.453     0.004