which of the following statements correctly describes the volume change of the ethanol and the metal tank? it may help you to think of the tank as a cylindrical shell. which of the following statements correctly describes the volume change of the ethanol and the metal tank? it may help you to think of the tank as a cylindrical shell. ethanol expands and metal contracts. ethanol contracts and metal expands. ethanol contracts and metal contracts. ethanol expands and metal expands.