A red disk is dropped onto a rotating yellow disk that has a mass of 20 kg as shown in the animation (position is given in meters and time is given in seconds). A puck sliding on an air tab...A red disk is dropped onto a rotating yellow disk that has a mass of 20 kg as shown in the animation (position is given in meters and time is given in seconds). A puck sliding on an air table collides with another puck of equal mass that is attached to a string as shown in the animation (position is given in meters and time is given in seconds).