Answer:
South America's geologic structure consists of two dissymmetric parts. In the larger, eastern portion are found a number of stable shields forming highland regions, separated by large basins (including the vast Amazon basin). The western portion is occupied almost entirely by the Andes Mountains.
Explanation:
Answer:Mid Atlantic ridge
And mountain ranges
Explanation:
The mid Atlantic ridge shows seafloor spreading and alignment continental such as south America to Africa shows that the continent fit together or the animals dispersed across them. The mountain ranges like the Appalachian or British aisle
Answer:
Explanation:
If circumference of the earth along the equator is 24,901.92 miles, and there are 360 degrees in a circle.
24,901.92 / 360 = 69.172
157 x 69.172 = 10860.004