TABLE 1. Mass of small ball = 0.0089 kg) TABLE 2. Mass of large ball = 0.0671 (kg] TRIAL Time (s) Time (s) Acceleration TRIAL Time (s) Time (s) Acceleration [refer to to reach to reach (cm/s') [refer to to reach to reach (cm/s') videos) marker 1 marker 2 videos) marker 1 marker 2 99 cm 114 cm 99 cm 114 cm 3.96 4.52 0.96, 0.73 3.72 4.38 1.09, 0.78 2 N/A N/A N/A 2 N/A N/A N/A 3 N/A N/A N/A 3 N/A N/A N/A 4 N/A N/A N/A 4 N/A N/A N/A 5 N/A N/A N/A N/A N/A N/A