answer all parts A to C or I will give you a thumbs down and report you

Polyethylene is a solid (by this I mean that it will support shear forces) It is "solid" because it is glassy crrstalline gelled Polypropylene is a solid (by this I mean that it will support shear forces) It is "solid" because it is gelled cross-linked crystalline glassy The solvent in the Einstein Viscosity Equation is assumed to be Newtonian Shear Thickening a Bingham fluid Shear Thinning