The Adventures of Sojourner Crossword
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
                                     
 
 
Down: 1) people specially trained to design and build structures, machines, and systems3) supplementary; backup5) determined or explained the meaning of something6) dangerous7) the separation of a substance into its parts in order to study each part9) seeing objects in three dimensions10) keeping watch over11) to send an electronic signal, as by radio12) small, hard-shelled sea animals that attach themselves to underwater objects14) an instance of going down17) a vehicle designed to explore the surface of a planet Across: 2) controlled changes in the movement or direction of a vehicle4) the practice of planning and controlling the course of a craft8) the design and construction of aircraft13) a view or picture of everything visible15) an impressively large number or group16) a situation, especially an unpleasant or troubling one, from which it is difficult to remove oneself18) sensitive devices that respond to environmental changes19) a computer simulation of a three-dimensional space20) pulled back or in
 

 

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