(1e). (2p) Please circle the item(s), which does not belong to the mechanical forms of work. (A) A body being accelerated. (B) Heat conduction. (C) Spring deformation. (D) Moving boundary. (E) Rotating shaft. (1f). (2p) The least number of independent intensive properties needed to specify a state of a simple compressible system is... (A) 1 (B) 2 (C) 3 (D) 4 (E) 5 (1g). (2p) For a closed system, work is the only possible way to transfer energy between two specified states if the process is... (A) Isobaric. (B) Isochoric. (C) Isothermal. (D) Adiabatic. (E) None of them