Viscosity Density Volume Buoyancy( Viscosity, Density, Volume, Buoyancy ) is the term for measuring how fast a fluid will flow fly (*=*)( flow, fly, (*=*) ); thickness or thinness runninness IDK cuz I didn't study didn't care enough to listen in class( thinness, runninness, IDK cuz I didn't study, didn't care enough to listen in class ) of a fluid. A viscometer meter stick scale spoon( viscometer, meter stick, scale, spoon ) is an instrument that measures creates amazes conjures( measures, creates, amazes, conjures ) viscosity.