answersLogoWhite

0


Best Answer

Because they are still growing.

User Avatar

Wiki User

12y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: Why haven't the mountains been eroded down in to plains?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

Why have the Appalachian mountains eroded more than the rocky?

because they are very old and have been eroded by the elements


Are the catskill mountains really mountains?

No, the Catskills are not really mountains, because they are really plateaus that have been eroded by rivers. These are also known as dissected plateaus which after being eroded form peaks very closely related to mountains. But don't be fooled... they are NOT mountains!


Was there picture of Appalachian mountains?

At the link below see some pictures. Notice that the mountains are not very tall. That is because they are old and have been eroded.


What geographic region of the US has old eroded mountains?

The Appalachian Mountains, located in the eastern United States, are known for their old age and significant erosion. This mountain range stretches from Georgia to Maine and is renowned for its rounded peaks and lush greenery.


What are some differences between the Canadian shield and the Appalachian mountains?

They both have been greatly eroded over time.


What can geologists infer from the rounded and eroded shapes of the Appalachian mountins?

They inferred that the Appalachian Mountains have been eroding for millions of years.


Finding magma rocks?

Near active or extinct volcanoes, eroded mountains, or rift zones. Can also have been transported to other areas by ice or water.


What is found at the base of the cliff after it has been eroded?

== == After a rock has been eroded you will find dirt,sand,rock and occcasionally silk.


Why does Australia have such small mountains?

Australia is a geologically ancient continent with no recent history of heavy glaciation, and is not at a plate margin so there is no new mountain building. What mountains Australia has have been heavily eroded by millenia of the effects of water, wind and sun.


Where can you find metamorpic rock?

A metamorphic rock is the type of rock that is formed when pressure or heat change other rocks. Existing rock types can be changed by movements of the Earth that causes them to be squeezed or buried.


Why are the peaks of the rocky mountains are higher and more jagged than the Appalachian mountains because?

The Appalachian mountains are about 400-500 million years old and have thus been eroded down. The Rocky mountains are very young (they are still being built) and are therefore much higher and jagged as the forces of erosion have not yet had time to grind them away.


Rock conduit that remains were the surrounding cone have been eroded is?

Rock conduit that remains when the surrounding cone has been eroded is the volcanic neck.