Conservation of momentum: The net momentum of the entire system (rocket plus propellant) is zero, so one is positive (this way) and one is negative (that way). If this way is up, then that way is down, or left and right, east and west, whatever way you want to look at it.
because without the wings the plane would be unstable and crash. by:jake tompson
they fly at least 17000mph
fly
Marc Halili told us that we need to fly rockets because know about space , we also have to invent something. by mark
Thrust
physics and its fins or rutters
birds are alive and rockets dont need air to fly birds have wings and rockets have tail fins
rockets
Multi Stage Rockets.
The Apollo rockets
Then we'd all be in trouble...
the interesting fact was the 1st monkey to fly to the moon in 1996