kyahmcgruther kyahmcgruther
  • 20-11-2020
  • Chemistry
contestada

How old are the Appalachian Mountains?

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mememememeeeeee31
mememememeeeeee31 mememememeeeeee31
  • 20-11-2020

Answer:

480 million years old

Explanation:

Answer Link
maddie1360 maddie1360
  • 20-11-2020
480 million years old
Answer Link

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