Earthquakes 2019

Which stress force pulls on the crust and stretches rock?

• tension
• compression
• shearing
• folding

The rating system that estimates the total energy released by an earthquake is called the

• Richter scale
• moment magnitude scale
• Mercalli scale
• modified Mercalli scale

What process occurs when an earthquake's shaking turns loose soil into mud?

• aftershocks
• tsunamis
• liquefaction
• deformation

Stress that pushes a mass of rock in two opposite directions (across) is called

• deformation
• tension
• compression
• shearing

The type of seismic waves that arrive at a seismic station first and move by compressing and expanding the ground like an accordian are called

• S waves
• surface waves
• tsunami waves
• primary waves

What type of deformation is this rock displaying?

• brittle 
• ductile
• normal fault
• reverse fault

Tension causes what type of fault to form?

• folds
• reverse fault
• strike slip fault
• normal fault

At what plate boundary will a strike slip fault be found?

• divergent
• transform
• convergent
• all of them

Which type of seismic waves cause the most damage?

• P waves
• S waves
• surface waves
• tsunami waves

What type fault?

• normal

• reverse

• strike slip

• fold