1 2 3 4 1 _ _ _ _ 2 _ _ _ _ 3 _ _ _ _ 4 _ _ _ _ ACROSS 1) any of various systems of units for measuring electricity and magnetism 2) uttering in an irritated tone 3) the content of cognition; the main thing you are thinking about 4) a structure in which animals lay eggs or give birth to their young DOWN 1) an early name of ireland that is now used in poetry 2) engage in 3) the act of using 4) a quarrel about petty points ** Scroll down for solution. ** Are you sure you want to peek? emus rasp idea nest