Bouyancy... its what makes things float in water.
UpFrust
It will always be a force, just as lon as you are pushing or pulling it up!
Because of force
pushing
Gravity.
A surface pushing up, equal and opposite to a force pushing against it
If the object is outside the earth's atmosphere, there is no force pushing up on it. If it is inside the earth's atmosphere, then air drag is pushing up on it.
The object floats
UpFrust
It will always be a force, just as lon as you are pushing or pulling it up!
Because of force
The chair is pushing up with a force equal to your weight.
pushing
Gravity.
Gravity.
It really depends. The spring; whatever is holding the forcemeter up; the normal force of the earth pushing up on what's holding the force meter up... depends on your reference frame
Pushing.