Multiple choice

The Appalachian Mountains were formed in which of the following periods?

  1. Paleozoic

  2. Cretaceous

  3. Mesozoic

  4. None of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Appalachian Mountains were primarily formed during the Paleozoic Era, specifically during the Alleghenian orogeny. This mountain-building event occurred as the supercontinent Pangea was assembled.