Earthquakes

When the force on rocks is great enough, they break and produce vibrations called

• Stresses
• Strains
• Faults
• Earthquakes

The farther a seismic station is from an earthquake, a person will notice that  the time between P and S waves

• Increases
• Decreases
• Same

The most destructive seismic waves are ___ waves.

• P
• S
• L

To estimate the total energy released by an earthquake, use

• Mercalli Scale
• Richter Scale
• Moment Magnitude Scale
• Seismic Scale

What can cause damage days or months after a large earthquake?

• Liquefaction
• Tsunami
• Aftershock

An earthquake with a magnitude of 7 is how much stronger than an earthquake with magnitude of 6?

• 32
• 10
• 20
• 60

Point A is the

• Epicenter
• Focus
• Scarp

Point B is the

• Epicenter
• Focus
• Scarp

Point C is the

• Epicenter
• Focus
• Scarp

What type of fault is this diagram?

• Normal
• Reverse
• Strike-Slip