Sagot :
Answer:
The crust cracking.
Explanation:
Seafloor spreading is a geologic process in which tectonic plates—large slabs of Earth's lithosphere—split apart from each other. ... The less-dense material rises, often forming a mountain or elevated area of the seafloor.
Answer:
Seafloor spreading creates new oceanic crust at a mid-ocean ridge.
Explanation:
When this new material reaches the end of the plate and comes into contact with another plate, whether continental or not, a convergent or a transform boundary will occur.
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