Put the three orogenic events of the Appalachian in order from oldest to youngest.
A)Taconic Orogeny, Laramide Orogeny, Acadian Orogeny
B)Alleghanian Orogeny, Taconic Orogeny, Acadian Orogeny
C)Taconic Orogeny, Acadian Orogeny, Alleghanian Orogeny
D)Laramide Orogeny, Taconic, Alleghanian Orogeny

Question

Quizplus · Accepted Answer

The Taconic orogeny occurred in the Ordovician period, followed by the Acadian orogeny in the Devonian period, and then the Alleghanian orogeny in the Permian period. The Laramide orogeny occurred much later in western North America and is not related to the Appalachian Mountains. Therefore, option C is the correct order from oldest to youngest.

Put the Three Orogenic Events of the Appalachian in Order