The age of the oldest ocean floor is about __________ million years.
A) 400
B) 300
C) 200
D) 100

Name: The age of the oldest ocean floor is about __________ million years. A) 400 B) 300 C) 200 D) 100
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The age of the oldest ocean floor is about 200 million years, which is relatively young in geological terms. This is due to the continuous process of plate tectonics, where new oceanic crust is formed at mid-ocean ridges and older crust is subducted back into the mantle at ocean trenches.

The Age of the Oldest Ocean Floor Is About __________