Question

How are the differences among shielded volcanoes, stratovolcanoes, and cinder volcanoes explained by the composition of their lavas and other factors?

Answer 1

Shield volcanoes are broad domes, generally form from low viscosity basaltic lava flows. Effusive eruptions only. Cinder cones are cone-shaped piles of tephra, they are typically symmetrical and have deep craters at their summit.