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Seafloor spreading is a phenomenon that occurs at mid-oceanic ridges, such as the Mid-Atlantic Ridge. New crust, which is created by volcanic activity, spreads away from the ridge. Seafloor spreading could be one reason

User Heenenee
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the continents are moving.

User Petr Gazarov
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Answer: The continents are drifting apart

Hope this helped

User Kieran Foot
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