Quiz #1 The Solid Earth and Earthquakes

Which of the following is found at "A"?

• The focus

• The epicenter

• A seismogram

• An Easter egg

Which type of seismic wave travels at the fastest speed?

• P wave

• S wave

• Surface wave

• Wavey wave

Which type of seismic body wave provides evidence that the Earth's outer core is liquid?

• P wave

• S wave

• T wave

• Q wave

Which earthquake magnitude scale relies on damage to property and person?

• The Mercalli Intensity Index

• The Richter scale

• The moment magnitude scale

• None of the above

Seismic waves ____________ in velocity as they travel to greater depths through the Earth?

• Increase

• Decrease

• Don't change

• Drawing a blank here...

What is the approximate density of the inner core?

• ~ 11 g/cm³

• ~ 4 g/cm³

• ~ 2.7 g/cm³

• ~ 30 g/cm³

What is the name given to the brittle outermost layer of the Earth?

• lithosphere

• asthenosphere

• mesosphere

• prolosphere

The process of determining the epicenter of an earthquake is called

• triangulation

• robust vector analysis

• wild guessometry

• seismology

What's the approximate maximum earthquake magnitude?

• about 9.5

• about 11

• there is no theoretical limit to the maximum earthquake magnitude

• about 8.7

The vast majority of earthquakes occur

• at or near plate boundaries

• at or near the center of continents

• in the center of oceanic plates

• at random locations