When did the three main orogenies that formed the Appalachian Mountains occur?
A)during the Cenozoic era
B)during the Paleozoic era
C)during the Mesozoic era
D)during Precambrian time

Question

Quizplus · Accepted Answer

The three main orogenies that formed the Appalachian Mountains occurred during the Paleozoic era. These orogenies are the Taconic, Acadian, and Alleghenian.

When Did the Three Main Orogenies That Formed the Appalachian