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Image: Oceanic.Stripe.Magnetic.Anomalies.Scheme

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Description: A theoretical model of the formation of magnetic striping. New oceanic crust forming continuously at the crest of the mid-ocean ridge cools and becomes increasingly older as it moves away from the ridge crest with seafloor spreading: a. the spreading ridge about 5 million years ago. b. about 2 to 3 million years ago. c. present-day.
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