Which of the following describes magma plumes?
1 )
A feature of the solid metal inner core associated with the Earth’s magnetic field.
Areas within the mantle where hotter, less-dense magma rises towards the surface.
3 )
Violent jets of molten lava from a vent or fissure during a volcanic eruption.
4 )
Zones where two tectonic plates slide past each other as one is subducted under the other.
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