1 2 3 4 1 _ _ _ _ 2 _ _ _ _ 3 _ _ _ _ 4 _ _ _ _ ACROSS 1) a chemical sprayed on fruit trees to regulate their growth so the entire crop can be harvested at one time 2) a short note recognizing a source of information or of a quoted passage 3) a visual representation (of an object or scene or person or abstraction) produced on a surface 4) a visual presentation showing how something works DOWN 1) any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt 2) a similar kind 3) (physics and chemistry) the smallest component of an element having the chemical properties of the element 4) a city in western nevada at the foot of the sierra nevada mountains; known for gambling casinos and easy divorce and remarriage ** Scroll down for solution. ** Are you sure you want to peek? alar cite ikon demo