cadeia mesoceânica tem cerca de 65 mil km de extensã

The Largest Mountain Range On Earth Is Not On Any Continent: Hidden At The Bottom Of The Oceans, The Mid-Ocean Ridge, Mid-Atlantic Ridge, Extends About 65,000 Km Through All The Seas Of The Planet And Concentrates Most Of The Earth’s Volcanism While Continuously Creating New Oceanic Crust In The Depths Of The Seafloor