6. A 3.0-kilogram steel block is at rest on a friction-less horizontal surface. A 1.0-kilogram lump of clay is propelled horizontally at 6.0 meters per second toward the block as shown in the diagram below. Steel block Clay 6.0 m/s 1.0 kg 3.0 kg 2 hg 3 kg OO LO- 7171 Frictionless surface Upon collision, the clay and steel block stick together A) 1m's B) 2m/s C) 3 m's D) 6 m/s and move to the right with a speed of Mass A Frictionless surface Mass B D) greater before the collision than after the collision AY