<span>St. Lawrence River, the Great Plains, and the Rocky Mountains are major land forms that both Canada and the United States of America share. You could also say the great lakes. Hope I helped. </span>
Answer:
Water and oil
Explanation:
Water keeps us alive and oil is used in many machines and for power. Both products have cause conflicts over who gets sources of it.
Answer:
3.29ft/mi
Explanation:
The gradient of a river is the slope through which a river flows. It measures the vertical drop in elevation of river to the horizontal distance.
Mathematically;
River gradient = 
Elevation = 1229ft
Horizontal distance = 373miles
River gradient = 
= 3.29ft/mi
Answer:
America was reorganized around a system of highways that had their own language.
Explanation: At the same time, the interstates also made travel in and out of American cities easier which speeded the growth of the suburbs.
