1 2 3 4 1 _ _ _ _ 2 _ _ _ _ 3 _ _ _ _ 4 _ _ _ _ ACROSS 1) a succession of notes forming a distinctive sequence 2) a theocratic islamic republic in the middle east in western asia; ____ was the core of the ancient empire that was known as persia until 1935; rich in oil 3) an insignificant student who is ridiculed as being affected or boringly studious 4) an enclosed space DOWN 1) a silvery malleable metallic element that resists corrosion; used in many alloys and to coat other metals to prevent corrosion; obtained chiefly from cassiterite where it occurs as tin oxide 2) the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics 3) a lawman concerned with ____otics violations 4) either extremity of something that has length ** Scroll down for solution. ** Are you sure you want to peek? tune iran nerd sacs