Remove the second 200g mass, putting the system bank at its equilibrium position with 250g attached to the spring. Pull the hanger straight down about 5 cm and let it go. Click the "Collect" button and take data. The measured data are plotted in three curves: position, velocity, and force. Sketch the position and velocity graphs on your report over a time interval of at least one period. These data will he used to determine Ema}: an' L max