differences between Greek and Roman Arc {Ans: -"structural honesty" in geek -romans = engineering -greeks= embracing space -romans inventing the arc and concrete -romans play with light and shade on the facade}differences between Etruscan and Greek temples {Ans: }choir {Ans: area of a church or cathedral that provides seating for the clergy and church choir. It is in the western part of the chancel, between the nave and the sanctuary, which houses the altar and Church tabernacle.}characteristic features of Byzantine Architecture {Ans: 1) plain exteriors - ornate interiors 2) complex interior spaces 3) centralize plans domes typically on pendentives (later Byzantine church domes in Russia, Alaska, and elsewhere covered by onion domes) 4) Dematerializing of surfaces w/ mosaics to communicate the mysticism of Christianity}Narthex {Ans: A porch or vestibule of a church, generally colonnaded or arcaded and preceding the nave}nave {Ans: the central area of a church}