Northwestern Physics Demos                                 Go back to Mechanics
DCS# 1H10.10NWU# M-60Location:  3B1
title: Conservation of momentum
aka: Newton's 3rd Law, Push me pull me carts.

Two toy trucks are connected by an elastic cord or band.  The mass of the trucks can be changed by adding 1-2 kg masses.

Which will accelerate the fastest?
Which is acted on by the most force?
pix of two trucks