As an observer moves away from the oceanic ridges,the seafloor volcanic rocks and islands ___________________.

Question

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The age of seafloor volcanic rocks and islands increases as the observer moves away from oceanic ridges due to the process of seafloor spreading. As new magma rises up and solidifies at the ridges, it pushes the existing rock away from the ridge, creating new seafloor. Therefore, the seafloor rocks become progressively older as one moves farther away from the ridge.

As an Observer Moves Away from the Oceanic Ridges,the Seafloor