Geologic Hazards Quiz

This is an earthquake scale that interprets an earthquake as a function of both its magnitude and energy released.

• Richter Scale

• Mercalli Scale

• Moment Magnitude Scale

• Body Wave Scale

These are volcanoes that are made up of combined tephra and lava.

• Caldera

• Scoria Cone

• Shield

• Composite

These body waves produce a push-and-pull motion.

• Primary

• Secondary

• Love

• Rayleigh

This type of lava immediately forms a shell around itself as it exits the volcano, forming a pillow shape.

• Pahoehoe

• A'a

• Pillow

This part of an earthquake event is the longest event and is the most felt.

• Foreshock

• Main shock

• Aftershock

It is a geologic hazard where earth mixed with silt and water slides down a slope.

• Landslide

• Mudflow

• Avalanche

• Ground liquefaction

This type of eruption is characterized as "repetitive"

• Vulcanian

• Plinian

• Strombolian

• Hawaiian

These are surface waves that produce a side-to-side motion.

• Primary

• Secondary

• Love

• Rayleigh

This type of eruption is the most destructive of all eruptions.

• Plinian

• Hawaiian

• Surtseyan

• Vulcanian

In what year did the deadliest earthquake on record occur?

• 1960

• 1964

• 2000

• 2004