Pre-test Chapter 15

1. Seismic waves are recorded by a

Seismograph.

Large x-rays.

Earthquake detector.

2. A tsunami is a gigantic

Earthquake.

Volcano.

Sea wave.

3. Earthquakes waves are called

Sound waves

Composite waves

Seismic waves

Earthquake waves

4. Normal, reverse and strike-slip are all names for different

Earthquakes.

Faults.

Waves.

5. _______________ is the measure of energy released by an earthquake.

Force

Destruction

Magnitude

6. A rift is a

Long crack.

Part of a mountain.

Large pile of rocks.

7. Earthquakes are measured by

Magnitude and intensity.

Intensity and time elapse.

Magnitude and time elapse

Seismic waves

8. ______________________ is a steep-sided volcano formed from alternating layers of violent eruptions of tephra and quieter eruptions of lava.

Composite volcano

Cinder cone volcano

Hot volcano

Lava volcano

9. A normal fault occurs when

Rocks are pulled apart.

Rocks are compressed.

Rocks are sheared.

10. A relatively small volcano formed by moderate to explosive eruptions of tephra is called a

Cinder cone volcano.

Hot volcano.

Small volcano.

Tephra volcano.

11. ___________ describes the ability of structures to stand up against the vibrations caused by an earthquake.

Sturdiness

Seismic safe

Solid foundation

12. Intensity of an earthquake relates to

How long an earthquake lasts.

The amount of energy released.

How bad people thought it was.

The amount of damage produced.

13. A shield volcano is a large, broad volcano with ___________ sides formed by the buildup of basaltic layers.

Steep

Flat

Gently sloping

14. The point where an earthquake occurs is the

Epicenter

Focus

Hot spot

Fault