the lighter the paper the easier the lift.Heavey paper will drop quicker.
The effect of a hole on a paper airplane would depend on the type of paper airplane the hole is on, and where it is on the aircraft.
no
aerodynamics
well some paper can be more heavy than other paper so yes
no
Well, if you want a certain TYPE of paper airplanes, and how many are there of that type, ask that. There is no real answer. A paper airplane is probably being made right now!
I know!
I would say no.
it could affect it because depending on the wing span, if they are wider then usual to catch more air.
gliders
Type your answer here... no
Yes.