Geology

The epicenter of an earthquake is

• The point below the surface where rock begins to break and the first motion occurs
• The seismic station closest to the earthquake
• The place where the greatest damage occurs
• The point on the surface directly above the focus

An instrument that detects and measures earthquakes is a 

• seismogram
• focus seismic map
• focus
• seismograph 

Where are most volcanoes/earthquakes found?

• Southern Hemisphere

• Ring of Fire

• Mid-Atlantic Ridge

• Hot Spots

Which type of wave arrives first during an earthquake?

• Primary (p-wave) waves
• Secondary (s-wave) waves
• Rayleigh Waves
• Love Waves

_____________ fault caused by __________________ stress

• Normal, tension

• Reverse, compression

• strike-slip, shearing

This picture shows which kind of Plate Boundary?

• Convergent Boundary

• Transform Boundary

• Divergent Boundary

• Seismic Boundary

What Geologic Activity is occurring in this picture?

• Sea-floor Spreading

• Volcano forming

• Earthquake

• Mountain building

The area where the piece of oceanic crust getting pushed under the continental crust and into the mantle is known as

• a convergent zone

• a subtraction zone

• a subduction zone

• a divergent zone

The San Andreas fault is the result of a ______plate boundary

• divergent

• convergent

• transform

Which type of volcano is shown in the image?

• shield

• cinder-cone

• composite