How do pillow basalts form as lava erupts underwater?

seafloor spreading · noun · Examples of seafloor spreading in a Sentence · Word History · Rhymes for seafloor spreading · Browse Nearby Words · Cite this Entry. Seafloor Spreading at Mid-Ocean Ridges. Convection currents drive the movement of Earth's rigid tectonic plates in the planet's fluid molten mantle. In ... Variations in the subduction regime in the NE Pacific could have caused the sudden northwards motion of Greenland and subsequent Eurekan deformation. These ... Active margins are sensitive to several subduction-related processes which include rapid opening and closure of neighboring basins. The stages of rifting, ... Apr 10, 1993 ... Updated interpretation of magnetic anomalies and seafloor spreading stages in the south China Sea: Implications for the Tertiary tectonics of ... A new theory that gives promise of eventually relating geomagnetism and the earth's internal and orbital dynamics. Feb 24, 2025 ... A Seafloor Spreading Slowdown May Have Slashed Sea Levels. Between 15 million and 6 million years ago, a drop in ocean crust production may have ... Jan 17, 2014 ... The SW South China Sea preserves a propagating oceanic spreading centre and associated continent–ocean transition (COT) that characterizes ... Seafloor spreading ... Seafloor spreading, or seafloor spread, is a process that occurs at mid-ocean ridges, where new oceanic crust is formed through volcanic ... This activity consists of naming the continents, identifying mid-ocean ridges, and determining the age of the ocean floor.