posted by Claudia .
A 1000kg rocket is moving forward at 10m/s in space. A 10,000N force is applied to the rocket for one second from behind. How fast is the rocket now traveling?
F = ma,
a = F / m = 10000 / 1000 = 10m/s^2,
V = Vo + at,
V = 10 + 10*1 = 20m/s.