Volcanoes & Earthquakes

Which type of volcanic material can cause mini ice ages when suspended in the atmosphere?

• Volcanic ash

• Volcanic bombs

• Lapilli

• Volcanic dust

What is the term used for molten rock that erupts on Earth's surface?

• Magma

• Sediment

• Lava

• Mineral

What type of seismic wave is the fastest?

• S-waves

• T-waves

• P-waves

• L-waves

What is the name given to the seismic sea waves caused by undersea earthquakes?

• Tsunamis

• Tidal waves

• Surge waves

• Oceanic waves

Which type of plate boundary does not involve volcanic activity?

• Divergent boundary

• Subductive boundary

• Convergent boundary

• Transform boundary