3 years ago

All rock on the ocean floor is less than 180 million years old because _____.

1 answer:

5 0

All rock on the ocean floor is less than 180 million years old because <span>reverse polarity removed older rock strips magnetized in a different direction. Also,</span> the oldest parts reach the continental crust and then the ocean floor sinks beneath the continental crust, into the mantle.

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