Answer:
Maybe cultural. I am not sure though
Seafloor spreading<span> is a process that occurs at mid-ocean ridges, where new oceanic crust is formed through volcanic activity and then gradually moves away from the ridge. </span>Seafloor spreading<span> helps explain continental drift in the theory of plate tectonics. </span>
Approximately 97.5% of the earths water is salt water (saline), and 2.5% is fresh water hope this helps.
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