Mechanics > Newton's Laws > Third Law DCS# 1H10.xx

COLLISION CARTS ON BALANCED TRACK


APPARATUS
two collision carts 101-05-
500 g mass 101-05-
track 101
one foot 101-05-
end pieces 101-05-


DESCRIPTION
Place carts together on track, with one of their spring-loaded plungers set between them.  Balance track and carts on one set of track feet.  Release spring so carts fly apart.   Track will remain balanced, showing that the center of mass remains stationary.