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Vocabulary 1-9-17
Science quiz
Term | Definition |
---|---|
Earthquake | A movement or trebling of the ground that is caused by a sudden release if energy when rocks along a fault line move. |
Elastic Rebound | The sudden return of elastically deformed rock to its undeformed shape. |
Focus | The location within Earth along a fault at which the first motion of an earthquake occurs. |
Epicenter | The point on Earth's surface directly above an earthquake's starting point, or focus. |
Seismograph | an instrument that records vibrations in the ground. |
Seismogram | A tracing of earthquake motion that is recorded by a seismograph. |
Magnitude | A measure of the strength of an earthquake. |
Intensity | In Earth science, the amount of damage caused by an earthquake. |
Tsunami | A giant ocean wave that forms after a volcanic eruption, submarine earthquake, or landslide. |