ECE LS 4-6 Study Guide Why do the crustal plates move? Define and give an example of a viscous liquid: Define convection and give an example: What is a plume? Define and draw mid-ocean ridge and ocean-floor spreading: What is a volcanic eruption? And what are some indicators of a volcanic eruption? List the differences between an active volcano, dormant volcano and an extinct volcano. Describe the three types of volcanoes, which one is the most common? Shield Stratovolcano Cinder Cone What is a hot spot and give an example: When an oceanic plate moves under another plate is called a _________________________. Describe each of the plate boundaries (convergent, divergent, transform) Define and draw the term subduction—what happens when two oceanic plates converge? ECE LS 4-6 Study Guide Why do the crustal plates move? Define and give an example of a viscous liquid: Define convection and give an example: What is a plume? Define and draw mid-ocean ridge and ocean-floor spreading: What is a volcanic eruption? And what are some indicators of a volcanic eruption? List the differences between an active volcano, dormant volcano and an extinct volcano. Describe the three types of volcanoes, which one is the most common? Shield Stratovolcano Cinder Cone What is a hot spot and give an example: When an oceanic plate moves under another plate is called a _________________________. Describe each of the plate boundaries (convergent, divergent, transform) Define and draw the term subduction—what happens when two oceanic plates converge?