2. Most earthquakes are produced by the rapid release of which kind of energy stored in rock subjected to great forces?
chemical
thermal
elastic
mechanical
3. During an earthquake, the ground surface ____.
moves only in a horizontal direction
moves only in a vertical direction
can move in any direction
does not move
4. The adjustments of materials that follow a major earthquake often generate smaller earthquakes called ____.
foreshocks
surface waves
aftershocks
body waves
5. Which one of the following statements is true about P waves?
They travel only through solids.
They travel faster than S waves.
They are the most destructive type of seismic wave.
They cannot be recorded on a seismograph.
chemical
thermal
elastic
mechanical
3. During an earthquake, the ground surface ____.
moves only in a horizontal direction
moves only in a vertical direction
can move in any direction
does not move
4. The adjustments of materials that follow a major earthquake often generate smaller earthquakes called ____.
foreshocks
surface waves
aftershocks
body waves
5. Which one of the following statements is true about P waves?
They travel only through solids.
They travel faster than S waves.
They are the most destructive type of seismic wave.
They cannot be recorded on a seismograph.