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Geologically speaking the Appalachians are older. The Rockies are an example of geological upheaval, while the Appalachians used to be a solid plain millions of years ago and eroded to become the mountains we have today.

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15y ago
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12y ago

The rockies are 3000 miles long

The Appalachian mountains are 1500 miles long

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9y ago

The Rocky Mountain Range is much longer than the Appalachian Mountain Range. The Rocky Mountains cover 3,000 miles while the Appalachians only cover 1,500.

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12y ago

The Appalachian Mountains are a great deal older than the Rockies.

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10y ago

The Appalachians are older because they are older because they are worn down and not as jagged and pointy as the Rocky Mountains.Therefore, the Appalachians are older.

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12y ago

Rocky. the rocky mountains stretch from southern Texas to Alaska whereas the Appalachian Mountains only stretch from Georgia to Maine

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15y ago

Appalachians

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14y ago

the rocky mountains are bigger

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Q: What are the longest and largest mountain range Rocky Mountains or Appalachian?
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Related questions

What is the longest. Mountain range in the United states?

The Appalachian Mountains.


What is the longest mountain chain in the Southern US?

The longest mountain chain in the Southern United States is the Appalachian mountains. The Appalachian mountains extend from Canada to Alabama for over 2,000 miles.


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The Appalachian mountain is on of the largest and longest mountain in the northern regions of New Hampshire. The summit rises over 5000 ft. and a lot of cultivation and urbanization has occurred in recent years.


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The Rocky Mountains. Some may say the Appalachian Mountains, but that's not true.


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The longest mountain range in the United States is the Appalachian Mountain range.That would be the Rocky Mountains located on the western part of the US and Canadathe largest moutain range in the world is the rocky moutain range


Are the Appalachian Mountains the tallest Mountains in the US?

No. The Appalachian mountains are not as tall or as long a mountain range as the rocky mountains.


What is the longest mountain chain in North America?

The second longest mountain range in North America are the Appalachian Mountains. The first longest mountain range in North America are the Rocky Mountains.


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The longest mountain range in the United States is the Appalachian Mountain range.


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The terrain of United States includes four mountain ranges: # Appalachian Mountains # Rocky Mountains # Sierra Nevada range # Cascade range The Appalachian mountain range divides the eastern seaboard from the Great Lakes and the grasslands of the Midwest. The Rocky mountains flank the Great Plains on the Western edge and reach altitudes higher than 14,000 feet in Colorado. It runs north to south across the country. The Sierra Nevada range and the Cascade range both run close to the Pacific coast.