Show:
Seismic Waves
Causes
Effects
Safety
Grab Bag!
100
The two types of body waves.
What are P-waves and S-waves?
100
The Earth's outer layer is divided up into these large plates.
What are tectonic plates?
100
This effect occurred when gas lines were broken and fuel was overturned. It destroyed much of Kobe.
What is fire?
100
The place to go if there is an earthquake drill.
What is under a sturdy table or desk?
100
The strength of an earthquake.
What is magnitude?
200
The wave that arrives first.
What is a P-wave?
200
Energy is released as an earthquake when this happens.
What is tectonic plates grinding together?
200
"Earthquakes don't kill people, ________ do."
What are buildings?
200
The location of the world's largest earthquake simulator for testing buildings.
What is Japan?
200
Direction in which seismic waves travel.
What is outward in all directions?
300
The movement of a house when a P-wave hits.
What is up and down or vertical?
300
A fracture in the Earth's crust.
What is a fault?
300
A constructive effect of earthquakes?
What are mountains?
300
An ideal shape for earthquake-proof structures.
What is square?
300
A scientist who studies earthquakes.
What is a seismologist?
400
The wave that causes the most damage.
What is a surface wave?
400
Where we see many, but not all, earthquakes occurring.
What are plate boundaries?
400
Kobe's houses were made out of this, and were easily destroyed by the earthquake.
What is straw and mud, or concrete roofs.
400
A tall building must have a little bit, but not too much, of this.
What is flexibility, or sway?
400
Website to find up-to-date info on earthquakes.
What is the U.S. Geological Survey, or USGS?
500
What a wave does when it hits loose soil.
What is slows down and gets stronger?
500
Only about 5% of all earthquake activity is caused by this.
What is volcanic activity?
500
When loose soil begins to act like a liquid after the shaking of an earthquake.
What is liquifaction?
500
Added during construction to make structures sturdier.
What is cross bracing?
500
The Japanese believed the Earth rested on a giant one of these.
What is a catfish?