Earthquakes and Volcanoes Quiz

What causes earthquakes?

• Tsunami waves

• Movement of tectonic plates

• Volcanic eruptions

• Meteor impacts

Where do most earthquakes occur?

• Along transform plate boundaries

• At divergent plate boundaries

• In the middle of continents

• At subduction zones

What is the focus of an earthquake?

• The area with the most damage

• The source of the earthquake's energy

• The location where seismic waves are measured

• The point on the Earth's surface directly above the epicenter

Which scale is used to measure the magnitude of earthquakes?

• Tectonic Activity Scale

• Seismic Intensity Scale

• Richter Scale

• Volcanic Explosivity Index

What type of volcano is characterized by low silica lava?

• Lava dome

• Stratovolcano

• Shield volcano

• Cinder cone volcano

What is the primary reason for explosive volcanic eruptions?

• Dissolved gas escaping from magma

• Low viscosity of lava

• High temperature of magma

• Location of the volcano

Where are volcanoes typically found?

• In the middle of tectonic plates

• At divergent and convergent plate boundaries

• At transform plate boundaries

• Only in oceanic regions

What is the shape of a stratovolcano?

• Tall and conical

• Irregular and uneven

• Flat and broad

• Short and wide

What type of tectonic plate boundary is associated with the formation of new oceanic crust?

• Subduction zone

• Transform boundary

• Divergent boundary

• Convergent boundary

What is the primary factor that determines the viscosity of magma?

• Mineral composition

• Temperature

• Silica content

• Gas content