A railway car with a mass of 5.8 x 105 kg moving with a speed of 10 m. s-1 strikes another car of mass 8.7 x 105 kg initially at rest. If the two cars couple and move together, what is their common speed after collision?

This is what i found on google “kinetic energy. energy is transferred from one object to another when a reaction takes place. energy comes in many forms and can be transferred from one object to another as heat, light, or motion, to name a few. this energy would be in the form of motion, with the person lifting the blue ball to a higher level.” i hope this you

Some type of thing that was invisible