A, lava is magma that is outside of the volcano. I hope this helps.
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A Atoll is a landform which almost always assumes a circular shape.
<span>Near or on the boundaries of tectonic plates. Earth's lithosphere is divided into a number of fragments, known as tectonic plates and these plates are in constant motion.
Hope this helps, and happy studying~!
~{Dunsforhands}</span>