Strato volcanoes:A stratovolcano, also known as a composite volcano, is a conical volcano built up by many layers of hardened lava, tephra, pumice, and volcanic ash.
Intraplate volcanism:
Ring of Fire
Cinder Cones:the rock fragments, often called cinder or scoria, are glassy and contain numerous gas bubbles "frozen" into place as magma exploded into the air and then cooled quickly. Cinder cones range in size from tens to hundreds of meters tall.
Lava
Magma
Viscosity
Silica Content