# Rocket trajectory in vertical launch then free fall

## Homework Statement

A rocket is launched to travel vertically upward with a constant velocity of say...20 m/s.After
travelling maybe 35 s the rocket develops snag and its fuel supply is cut off. the rocket then travels like a free body, the height achieved by the rocket will be

## Homework Equations

displacement=velocity *time

## The Attempt at a Solution

20 *35=700m

this is not the answer why?