Producing enough food to only survive. Not seeking to make profit
<span>The exposed portion of the continental
crust underlying North America refers to Canadian Shield. The continental crust
is known as the North American Craton which consists of rocks from the Archean
dn Proterozoic eons and extends from Mexico to Greenland. Canadian Shield also
produces great resources that helped most humans for their economic
development. Because of the resources present in the Shield, it has a great
disadvantage to settlers. The primary obstacle to population growth in the area
is the presence of the bare rock, thin soils, muskeg and insects. So the answer is letter A.</span>
Continental shelf is a plateau that stretches under water
Answer:
The distance of mercury from sun is 36 Million miles.
Explanation:
The situation is graphically represented in the attached figure:
1) Now the distance of mercury from sun = 'x' Million Miles
2) the distance of Venus from sun = '31.2+x' Million Miles
3) the distance of Earth from sun = '57+x' Million Miles
Since it is given that the sum of all the three distances is 196.2 million miles thus we have
thus the distance of mercury from sun is 36 million miles
The rivers that should be listed together with the question are as follows:
<span> La Plata, Amazon, Orinoco
</span>
Also, the order above is the correct order of the <span>amount of desertification among river basins in south america. Hope this answers the question. Have a nice day.</span>