because people that was a dum azz said so
because people that was a dum azz said so
It's helps to show that the crust of the Earth is moving. That helped to prove the theory that the continents split apart.
It's really not desired to prevent the cracks, that's what gives it the appearance of a volcano!
It looks like molten rock.Magma = molten lava. It looks black and kind of like a squishy rock with cracks in it
molten material and drilling samples
It's made when molten magma is forced through cracks in the side of a mountain.
Appears smooth because of molten matter filling in dents and cracks.
Lava is molten rock escaping through holes and cracks (eg volcanos) in the Earth's crust. The molten rock when under the Earth's crust is called magma.
mid-oceanic ridges
Volcanoes...I think
Magma, ash, and lava, a substance of hot molten rock coming from underground.
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