Question

which mountain range extends from newfoundland to alabama and is one of the oldest mountain ranges in north america? sierra nevada cascade range appalachian mountains rocky mountains

Explanation:

The Appalachian Mountains are a well - known mountain range in North America. They span a large distance from Newfoundland in the north to Alabama in the south. Geologically, they are among the oldest mountain ranges in North America. The Sierra Nevada is mainly in California, the Cascade Range is in the Pacific Northwest (stretching from northern California to British Columbia), and the Rocky Mountains are more inland and extend from Canada to the southwestern United States.

Answer:

Appalachian Mountains