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Chapter 6 Vocab

For Final
STUDY
PLAY
Seismogram
the record of an earthquake's seismic waves produced by a seismograph
Earthquake
shaking and vibration at the surface of the earth resulting from underground movement along a fault plane of from volcanic activity
Focus
maximum clarity or distinctness of an image rendered by an optical system
Seismic Waves
vibrations that travel through Earth carrying the energy released during an earthquake
Primary Wave
Wave which causes rock particles to move back and forth in the same direction the wave is traveling, the first wave to pass through after an earthquake
Secondary Wave
seismic wave that moves rock particles at right angles to the direction of the wave