Chapter 6

Earthquakes

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Earthquakes and Plate Tectonics

Earthquakes and Plate

Tectonics 2

Recording Earthquakes

Earthquake Damage

Earthquakes and Plate Tectonics

Earthquakes and Plate

Tectonics 2

Recording Earthquakes

Earthquake Damage

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Earthquakes and Plate Tectonics $200

The place where slippage first occurs is called

an earthquake’s _______?

Earthquakes and Plate Tectonics $400

The Pacific Ring of Fire is an earthquake zone that forms a ring

around what?

Earthquakes and Plate Tectonics $600

When friction prevents the rocks on either side of a fault from

moving past each other, the fault is said to be

________?

Earthquakes and Plate Tectonics $800

What kind of earthquakes usually occur in areas in which one plate

subducts under another?

Earthquakes and Plate Tectonics $1000

What percent of earthquakes have a shallow focus?

Earthquakes and Plate Tectonics $200-Answer

focus

Earthquakes and Plate Tectonics $400-Answer

The Pacific Ocean or Pacific Plate

Earthquakes and Plate Tectonics $600-Answer

locked

Earthquakes and Plate Tectonics $800-Answer

Deep-focus

Earthquakes and Plate Tectonics $1000-Answer

90%

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How far below the earth’s surface do intermediate-focus earthquakes occur?

Earthquakes and Plate Tectonics 2 $400

Which type of earthquake usually occurs farther

inland that other earthquakes?

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Most earthquakes occur along or near the edges

of the ____ __________ ____?

Earthquakes and Plate Tectonics 2 $800

Where did the most widely-felt series of earthquakes in the United States occur?

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What kind of wave generally causes the most damage during an

earthquake?

Earthquakes and Plate Tectonics 2 $200-Answer

70km to 300km

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Deep-focus

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Earth’s lithospheric plates

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Missouri

Earthquakes and Plate Tectonics 2 $1000-Answer

Surface waves

Recording Earthquakes $200

How many separate sensing devices make up

a seismograph?

Recording Earthquakes $400

Which type of seismic waves travel the

fastest?

Recording Earthquakes $600

S waves can only travel through what?

Recording Earthquakes $800

A major earthquake has a magnitude ____ __?

Recording Earthquakes $1000

What is the minimum number of seismograph stations are needed to locate the epicenter of

an earthquake?

Recording Earthquakes $200-Answer

3

Recording Earthquakes $400-Answer

P waves

Recording Earthquakes $600-Answer

Solid Rock

Recording Earthquakes $800-Answer

Above 7

Recording Earthquakes $1000-Answer

3

Earthquake Damage $200

Where is a person safest during an earthquake?

Earthquake Damage $400

Where are the earthquakes and

landslides that produce Tsunamis?

Earthquake Damage $600

What is a Tsunami?

Earthquake Damage $800

Other than earthquakes, what causes Tsunamis?

Earthquake Damage $1000

What do we call a region in which a fault is

locked?

Earthquake Damage $200-Answer

Open Field

Earthquake Damage $400-Answer

On the ocean floor

Earthquake Damage $600-Answer

A giant ocean wave

Earthquake Damage $800-Answer

Underwater Landslides

Earthquake Damage $1000-Answer

A seismic gap

Final Jeopardy

Fault Zones

Final Jeopardy

You have 1 minute to consult…

The San Andreas Fault zone has formed where the edge of the Pacific Plate is slipping in

what direction and past what plate?

Final Jeopardy

You have 30 seconds to consult…

The San Andreas Fault zone has formed where the edge of the Pacific Plate is slipping in

what direction and past what plate?

Final Jeopardy

You have 15 seconds to consult…

The San Andreas Fault zone has formed where the edge of the Pacific Plate is slipping in

what direction and past what plate?

Final Jeopardy

Time Is Up

The San Andreas Fault zone has formed where the edge of the Pacific Plate is slipping in

what direction and past what plate?

Final Jeopardy - Answer

North, along the North American Plate

Jeopardy

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