Peralta Community College District
Physical Geography
Rita D. Haberlin, Instructor

Earthquakes Quiz

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Important:   When you answer a question, a response box will appear.   You must close this response box before continuing the quiz.
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1. What is the most common cause of earthquakes?

Atomic explosions
Faults
Landslides
Volcanoes
2. During an earthquake, energy radiates in all directions from its source. This source is called the:
Epicenter
Focus
Richter
Seismic Zone
3. The amount of damage in an earthquake is affected by:
The Construction of the Building
The Magnitude of the Earthquake
Underlying Geology
All of the above
4. The instrument that records the force and direction of earthquakes is a:
Barometer
Polygraph
Seismogram
Seismograph
5. Where do most large, damaging earthquakes occur?
Along mid-ocean ridges
Around the Pacific Ocean basin
In the asthenosphere
In the Atlantic Ocean basin
6. Which one of the following geologic settings is safest in an earthquake?
A Fault
Alluvium
Bay Fill and Mud
Bedrock
7. Which one of the following is NOT a secondary effect of an earthquake?
Aftershocks
Faulting
Fires
Landslides
Tsunamis
8. What caused most of the deaths associated with the 1964 Alaska earthquake?
Aftershocks
Fires
Landslides
Tsunami
9. Which is the safest building material for the walls of houses in an earthquake-prone area?
Adobe
Brick
Concrete Block
Wood Frame
10. An earthquake with a magnitude of 6.5 on the Richter scale releases how much more energy than a magnitude 5.5 earthquake?
30
15
10
5

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