Transformation of motionVersion en ligne This is a dialogue about transformation of motion. par Sara FERNANDEZ GALVEZ Jenna Hi guys!,can someone help me with my bike? Sam Yeah,let's take a look.Uhm...,I think the wheel is broken. Jeff Yeah,the problem is that there isn't enough friction, so the wheels can slide out of control. Jenna Ok,thank you,I will tell the mechanic about that problem.Bye!