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Description: Divergent plate boundaries (constructive margins) Two plates move apart Mantle material upwells to create new seafloor Ocean ridges and seafloor spreading Oceanic ridges develop along well-developed boundaries Along ridges, seafloor spreading creates new seafloor Continental rifts form at spreading centers within a continent Picture Stats: Views: 316 Filesize: 215.17kB Height: 876 Width: 1112 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=39525 |