how true this again first-time there'll be a line on the film so if you can see the fat repeatedly complete but the problem all to the ground all of this has been in a frame of reference fixed to the year all of this motion locked in a frame of reference which was moving along with the car frame of reference like that well so that you can see what it looks like i'm going through solution camera so that it was with the car permittivity experiment again incidently i started and the number to stand here when the ball for all of you will have something which is fixed as a reference point