Everything Brandon Sanderson, Piano, The Church of Jesus Christ of Latter Day Saints, Piano, Running(especially Cross Country, but also track), Piano, RP-ing, piano, saying yay, piano, writing, piano, board games, piano, 17th Shard, piano
it would act like a trailer, because the plate pulls back on the magnet with the same force that the magnet pulls forward on the plate with, that backwards force is applied to the front car, and therefore it must push forward with enough force to overcome the backwards force and to push itself.