US History Chapter 1 Vocabulary Quiz Crossword
             
             
             
             
             
             
             
             
             
             
             
             
 
 
Down: 1) a system for breaking time3) ups and downs of the Earth's surface4) the order in which events happen Across: 2) flat drawing of all or part of the Earth's surface5) natural features of the Earth's land surface6) the height of an area above sea level7) round model of the Earth8) a community of living beings and the surroundings in which they live
 

 

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