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.
I hope this helps you! :)
Tornado activity is monitored mostly by the
<span>Storm Prediction Center and the National Climatic Data Center.
Hope that helps!</span>
A because they tell by their texture.
A shield volcano<span> is a type of volcano usually built almost entirely of fluid magma flows</span>
