Discussion :: World Geography
- The oldest rocks found in ocean basins are ____ than the oldest continental rocks.
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Answer : Option B
Explanation :
All of the ocean basins were formed from volcanic rock that was released from fissures located at the mid-oceanic ridges. The oldest rocks found in these basins are approximately 200 million years old. This is a lot younger than the oldest continental rocks which have ages greater than 4 billion years.
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