Title: What is an earthquake? Are all earthquakes identical? Learning Objective: To be able to use an extended geographical vocabulary To be able to use secondary sources of evidence Title: What is an earthquake? Are all earthquakes identical? Lesson Starter: Identify the odd one out from each of the lists. Give reasons for your choice List 1 Lava Magma Pyroclastic flow Volcanic bombs List 2 Active Shield Dormant Extinct List 3 Layers of ash and lava Steep sides Viscous lava Broad base List 4 Magma Chamber Side vent Main vent Crater