Driving distance from Morro Bay, CA to Monterey, CA. The total driving distance from Morro Bay, CA to Monterey, CA is 143 miles or 230 kilometers. Your trip begins in Morro Bay, California. It ends in Monterey, California. If you are planning a road trip, you might also want to calculate the total driving time from Morro Bay, CA to Monterey, CA so you can see when you'll arrive at your destination.
Most composite volcanoes have a crater at the summit which contains a central vent or a clustered group of vents. Lava either flow through breaks in the crater wall or from fissures on the flanks of the cone. Lava, solidified within the fissures, form dikes that act as ribs which help to strengthen the cone.
Composite Volcano. A composite volcano forms in subduction zones when a crustal plate is forced into the mantle and begins to melt. Andesite, dacite and rhyolite lavas are the primary types of lava that form these volcanoes.Eruptions on the volcanoes often alternate between tephra and lava flows. Subduction zone volcanoes.Geologists often use the term stratovolcanoes to describe the mountains that form in subduction zones. The volcanoes form on the continental side of a subduction zone.ruptions on the volcanoes often alternate between tephra and lava flows. Subduction zone volcanoes. Geologists often use the term stratovolcanoes to describe the mountains that form in subduction zones. The volcanoes form on the continental side of a subduction zone.