•  United     States 
    and
    Canada                
    map  
     
    1. What physical features might have been obstacles to early exploration and settlement?
     
    2. What physical features aided early exploration?

    3. Why do so few people live in the northern 2/3’s portion of Canada?

    4. Why is the western portion of the US sparsely settled compared to the east?
     
    5. What are the factors that encouraged settlement in each of the physical regions?