Though Earth is 4.6 billion years old,the oldest seafloor is no more than 280 million years old.

Question

Quizplus · Accepted Answer

This is true. The oldest seafloor on Earth is no more than 280 million years old due to a process called seafloor spreading, where new oceanic crust is created at mid-ocean ridges and older crust is pushed away from these ridges and eventually subducted back into the mantle. Therefore, there is no seafloor older than the maximum age of 280 million years.

Though Earth Is 4