Labels:monitor | web site | window OCR: 12.Two masses are moving in a straight line in the same direction 13kg mass moving atspeed of 4 m/s hits a 2 kg mass moving at a speed of 8 m/s After colliding the 3 kg mass moves at a speed of 2 m/s What is the new speed of the 2 kg mass? a.12m/s 6.11m/s .16m/s .8m/s mnas taspeed ithe