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The rocky mountains spread over 4800 kilometers The Rocky Mountains spread over 4800 kilometers.
A long time ago
They are about 2045 miles long.
So wide you would have to fall in it to tell
A. The Appalachian Mountains are found in the eastern United States and the Rocky Mountains are found near the west coast. B. The shorter and more rounded Appalachian Mountains are more than four times older than the taller and more jagged Rocky Mountains. C. The length of the Appalachian chain is approximately 2,400 kilometers, and the Rocky Mountain chain is about twice as long. D. The Appa Mountains are composed mostly of sedimentary rocks while the Rocky Mountains also contain other rock types.
Over long periods of time, soil and new sediments.
Probably not forever, but I'm pretty sure they were there for a long time.
Go find out ... couch potato
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.
No. The Appalachian mountains are not as tall or as long a mountain range as the rocky mountains.
The rocky mountains stretch to 3,000 miles long so they cover a few states. They start in Southwest USA in New Mexico and they end in British Columbia in western Canada. The states that the rocky mountains cover include: British Columbia, Alberta, Idaho, Montana, Wyoming, Utah, Colorado and New Mexico.
The Rocky Mountains stretch more than 3,000 miles (4,830 km) from the northernmost part of British Columbia, in western Canada, to New Mexico, in the southwestern United States.