Answer:
A hot spot
Explanation:
In geology, a hot spot is an area of the Earth’s mantle from which hot plumes rise upward, forming volcanoes on the overlying crust.
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Uniformitarianism- the theory that changes in the earths crust during geological history have resulted from the action of continuous and uniform processes
Ya it is real because we are living in a same planet every thing is linked with each other. it was the great hypothesis of the world one does pollution and all of us have to face it .
The mid-ocean ridges are elevated above the surrounding seafloor because Ridge rocks are hot and therefore of relatively less dense than adjacent cooler oceanic crust.
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ep·och - noun
a period of time in history or a person's life, typically one marked by notable events or particular characteristics.
"the Victorian epoch"