The Solid Earth - Chapter 5: Earthquake Destruction Flashcards
1
Q
Ground motion is ____ when the natural period of ground vibration matches that of the seismic waves
A
amplified
2
Q
This happens in areas where unconsolidated materials are saturated with water and soil turns into a fluid that is not capable of supporting buildings
A
liquefaction
3
Q
Destructive waves that are associated with tectonic movement
A
Seismic sea waves/tsunamis
4
Q
As the crest of a tsunami approaches shore, it appears as a rapid rise in ____
A
sea level
5
Q
What is the most common first warning of an approaching tsunami?
A
A rather rapid withdrawal of water from beaches
6
Q
True or false: tsunamis must be caused by earthquakes
A
False: they could also be caused by volcanic eruption
7
Q
True or false: fire can be caused during an earthquake when gas lines are severed
A
True
