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Chapter 2 section 2!
science vocab chapter 2 section 2
Question | Answer |
---|---|
Epicenter | the location on Earth's surface above an earthquake's focus |
Earthquake | The shaking that results from the movement of rock beneath earths surface. |
Focus | The point beneath earths surface where rock breaks under stress and causes an earthquake. |
P wave | A type of seismic wave that compresses and expands the ground |
S wave | A type of seismic wave that moves the ground up or down or side to side. |
Surface wave | A type of seismic wave that forms when S and P waves reach earths surface. |
Mercalli scale | A scale that rates an earthquakes according to their intensity and how much damage they cause |
magnitude | The measurement of an earthquakes strength based on seismic waves and movement along faults. |
Richter scale | |
seismograph | |
moment magnitude scale |