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4800 BCE
Appalachian Mountains
The appalachian mountains formed 480 million years ago. The Appalachian were formed by two plates colliding with each other North American and North African plates. The appalachians are still called the appalachian today -
2000 BCE
barrier islands
No single theory can explain the development of all barriers. 1000-2000 bc barrier islands were formed. Barrier islands are now called The Outer banks -
300 BCE
River basin
This is how they are formed on its way to a river land that water flows across or under forming river basins. River basins have maintained their name to this day. There are 17 in NC. it is estimated they have an age of 300 million years old. -
251 BCE
Fall zone
Formed in an area where the rivers have eroded away the soft rocks of a coastal plain more quickly than the older harder rocks of an upland region. (251-65.5 million years ago) Fall zones were formed. Fall zone are now called Fall lines -
200 BCE
Shorelines
eroded material carried by rivers and water waves and deposited in coastal plane to create shoreline. 225 million years ago they were formed. They are still called to this day shorelines -
valleys
now is called maggie valley
