Grade 8 Astronomy Crossword
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
                                       
 
 
Down: 2) a pattern of stars in the sky3) 4) A spacecraft that has scientific instruments but no human crew.5) all of space and everything in it7) a building that contains one or more telescope10) the explosion of a dying giant or supergiant star12) the earliest stage of a stars life13) a large artificial satellite in which people live and work14) spinning of the earth of its axis15) an instrument that breaks the light from an object into colors 19) A place that is empty of all matter 22) the apparent change in position of an object when looked at from different places Across: 1) A device that expels gas in one direction to move in the opposite direction 6) a device used to detect radio waves from objects in space8) an objest with gravity so strong nothing can escape9)  a distant extremely bright galaxy with a black hole at its center 11) Indirectly acquiring information about earths surface 16) Speed in a given direction17) the small dense remains of a high-mass star18)  the velocity a rocket must achieve to establish an orbit20) the reaction force that propels a rocket forward 21) an item used on earth but developed for use in space23) rotation and revolution24) the explosion that formed the universe25) a galaxy that has a pinwheel shape
 

 

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