How long were the articles of confederation in effect

Newton's second law states that the force produced by a moving object depends on its mass and acceleration. Which is an example of this?Two boulders move at the same rate of acceleration; the boulder with the smaller mass produces a greater force.
Two boulders move at the same rate of acceleration; the boulder with the greater mass produces a greater force.
A runner accelerates at a rate of 1 meter per second per second during a race.
NextReset

C4 i’m pretty sure