Question

how are old fold mountains different from new fold mountains

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Answer 1

Answer:

• New fold mountains, created several dozen million years ago, have steep slopes and high-pointed peaks. The youngest mountains, also the highest in the world, are within the Himalayas massif in Asia.

• Old mountains, have rounded peaks and slopes made gentler by hundreds of millions of years of erosion.

Explanation:

• A young fold mountain range is generally between 10 and 25 million years old
• while
• an old fold mountain range can be over 200 million years old
• Old fold mountains are usually lower elevation than new fold mountains/young fold mountains

Answer 2

Answer:

2000 billon years old or may be 200 yeras old