"Terminal Velocity" is the speed that a body falling through air approaches. Gravity pulls with a constant force proportional to mass; air resistance is the same for objects of the same size and shape, at low speed proportional to velocity. As the graph shows, denser things fall faster!

(causal-conceptional-connection-cartoon thanks to LOOPY, an ultralight tool for systems thinking ©2021 MITRE Corporation ...) - ^z - 2021-09-06