Thinking about Newton’s First Law. Why does a water powered rocket come back down? a
The rocket would like to keep on going, but gravity is an unbalanced force that pulls it down.
b
Things are lazy, and the rocket does not want to go anywhere.
c
The parachute that is on the rocket has a large enough area to make it stay in the air
d
There is not enough fuel in the rocket. Despite balanced forces, it has to come down.