Science HiSET Unit 2-3 Crossword
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
                          
 
 
Down: 1) resources that are being consumed faster than they are produced2) the last supercontinent on Earth6) the way the moon appears to an observer on Earth, it occurs because we see different portions of the moon illuminated by the sun as the moon orbits around Earth7) the theory that describes Earth's surface being made of rigid, moving plates8) a shadow that is cast during a solar eclipse, a partial solar can be seen within this shadow9) the path of an object around another object11) a star that has used up its hydrogen and expands13) the contamination of natural resources Across: 3) the stage of a star's life following super nova4) a star more massive than the sun that has used up its hydrogen5) theory suggesting that if the universe has a small density, it is a curved negatively and is open and infinite10) resources that are replaced quickly and can be used repeatedly12) part of the atmosphere made of ozone14) a red giant that has collapsed and becomes a hot core of carbon15) the movement of nitrogen through the environment
 

 

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