a pattern of urbanization around the world would be like going from horses to cars and from wagons to again cars or having wooden homes to making brick homes stuff like that.
1 and D
2 and A
3 and C
4 and B
Answer:
Fold mountains are formed when two plates run into each other or collide
Explanation:
Answer:
There are several tectonic provinces collectively called as crystalline providences.
Explanation:
- The geology of Appalachians consists of Blue Ridge, Piedmont, Adirondack, and the New England providences. They are known as Crystalline provinces.
- The sinking of the oceans continued about 270 million year ago due to which a huge mass of rocks was pushed westwards along the margins of North America and piled up to form the mountains.
- The Sierra Nevada is the youngest mountain range on the west coast of the United States.
