50. What is a deep valley along the ocean floor beneath which oceanic crust slowly sinks toward the mantle? deep-ocean trench rift valley subduction zone seafloor spreading
Question
50. What is a deep valley along the ocean floor beneath which oceanic crust slowly sinks toward the mantle? deep-ocean trench rift valley subduction zone seafloor spreading
Solution
The deep valley along the ocean floor beneath which oceanic crust slowly sinks toward the mantle is known as a deep-ocean trench.
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