> Bibliography
Barrel/Range Theory
The link above is how far a paintball can go

How Paintball Works
The link above is everything how a paintballworks

Air Friction with Quadradic Velocity Dependance
This will show you the furmal and how to use the formul

Paintball Range and Accuracy
The link above is the range and accuracy of a pintball gun

Drag
This link above is from wiki but a very good understanding of air resistance/drag