Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
8 Cards in this Set
- Front
- Back
liquefation
|
occurs when an earthquakes violent shaking suddenly turns loose, soft soil into liquid mud
|
|
aftershock
|
an earthquake that occurs after a larger earthquake in the same area
|
|
What can severe shaking cause by seismic waves do?
|
they can damage or destroy buildings, and bringes, topple utility poles, and fracture gas and water remains
|
|
tsunamis
|
if the earthquae is strong enough, the water displaced by the quake forms large waves called tsunamis
|
|
how do you reduce earthquake damage?
|
by making building stonger and more flexible and the older builders must be modified to withstand the stronger quakes
|
|
base-isolated buildings
|
a building designed to reduce the amount of energy that reaches the building during an earthquake
|
|
what is the best way to protect yourslef during an earthquake?
|
drop, cover, and hold
|
|
how do you observe the changes along faults?
|
geoligists put in place insstuments that measure stress and deformation in the crust
|