Thrust?

[mart_man00]

Can anyone tell me how to figure need thrust and thrust?

Like a simply formula and what i need to know.

I checked out a couple sites, its over my head. I have another year before i take physics.

Thanks

[Icarus]

f=ma
force=mass * acceleration


Sorry, but this is waaayyy off topic here and needs to be closed...

maybe this site will help some, it's about the physics behind model rockets...
http://www.angelfire.com/sc/highschoolphysics/physics.html