Ramon puts two magnetic toy trains next to each other on a track. Both ... The magnets in Set 1 will repel, but the magnets in Set 2 will attract. ... roller coaster cars on different sides of a center magnet that cannot move. ... Lin sets identical red and yellow magnetic carts on each track.
Because in the diagram it shows the red cart is on the north side(opposite of the south side on the magnet), and if you test it by using two different magnets it will always attract on opposite sides.
