1 2 3 4 1 _ _ _ _ 2 _ _ _ _ 3 _ _ _ _ 4 _ _ _ _ ACROSS 1) an expression of openmouthed astonishment 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 transparent optical device used to converge or diverge transmitted light and to form images 4) sheet glass cut in shapes for windows or doors DOWN 1) a large and hurried swallow 2) a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography) 3) englishman and quaker who founded the colony of ____sylvania (1644-1718) 4) freedom from difficulty or hardship or effort ** Scroll down for solution. ** Are you sure you want to peek? gape urea lens pane