400
Effusive eruption lave flows can take two different forms. _______ (a Hawaiian term) lava has a glistening, ropy like appearance as it moves and cools.
or
___ lava is more pasty than pahoehoe and forms a sharp, clinkery, rough surface. As the core of the flow moves across the surface, the rough "clinkers" are carried along the top of the flow. At the leading edge of the flow, the clinkers tumble forward into a heap.
Pahoehoe or AA