A 1.0-mm-diameter glass bead is dropped into a cylinder of oil. It falls 30 cm to the bottom in 72 s at a steady speed. The glass and oil have densities of 2500 kg/m³ and 900 kg/m³, respectively. Part A What is the oil's viscosity? Express your answer with the appropriate units. η = ■º |μÅ Value Units ?

A 1.0-mm-diameter glass bead is dropped into a cylinder of oil. It falls 30 cm to the bottom in 72 s at a steady speed. The glass and oil have densities of 2500 kg/m³ and 900 kg/m³, respectively. Part A What is the oil's viscosity? Express your answer with the appropriate units. η = ■º |μÅ Value Units ?