1 2 3 1 _ _ _ 2 _ _ _ 3 _ _ _ ACROSS 1) an extension at the end and at right angles to the main building 2) a unit of force equal to the force exerted by gravity; used to indicate the force to which a body is subjected when it is accelerated 3) a humorous anecdote or remark intended to provoke laughter DOWN 1) animal reproductive body consisting of an ovum or embryo together with nutritive and protective envelopes; especially the thin-shelled reproductive body laid by e.g. female birds 2) a unit of length of thread or yarn 3) a human limb; commonly used to refer to a whole limb but technically only the part of the limb between the knee and ankle ** Scroll down for solution. ** Are you sure you want to peek? ell gee gag