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Although the Mid-Atlantic Ridge is mostly an underwater feature, portions of it have enough elevation to extend above sea level, for example in Iceland. The ridge has an average spreading rate of about 2.5 centimetres (1 in) per year.
The mid-ocean ridge system is the most extensive chain of mountains on Earth, stretching nearly 65,000 kilometers (40,390 miles) and with more than 90 percent of the mountain range lying underwater, in the deep ocean.
Mid-Atlantic Ridge, submarine ridge lying along the north-south axis of the Atlantic Ocean; it occupies the central part of the basin between a series of flat abyssal plains that continue to the margins of the continental coasts.
30 Μαΐ 2024 · The Mid-Ocean Ridge, a 65,000 km underwater mountain range, crucially influences plate tectonics, new oceanic crust formation, and seismic activity.
17 Απρ 2017 · The Mid-Atlantic Ridge (MAR) is known as a mid-ocean ridge, an underwater mountain system formed by plate tectonics. It is the result of a divergent plate boundary that runs from 87° N –...
14 Ιουλ 2022 · The Mid-Atlantic Ridge portion of this range spans the north-south length of the Atlantic Ocean and stretches an impressive 16,000 kilometers (10,000 miles). This largely unexplored underwater mountain range has captivated the imagination of explorers for more than a century.
Mid-Atlantic Ridge. The North American and Eurasian Plates are moving away from each other along the line of the Mid Atlantic Ridge. The Ridge extends into the South Atlantic Ocean between the South American and African Plates.
