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Earthquake- rebman
review for Final State Exam
| Question | Answer |
|---|---|
| Tensional stress decreases volume of a rock | False |
| It takes 3 data points to find the location of an epicenter | True |
| Transform boundaries are associated with a twisting of rock material | True |
| Fractures occur when the stress on a rock is greater than the strength of a rock | True |
| A seismogram is the device used to measure seismic waves in the Earth’s interior. | False, seismograph |
| The Richter scale is used to measure intensity of an earthquake | True |
| Only places on Earth’s surface that are currently erupting are considered volcanoes, not areas that are dormant | False |
| An earthquake occurs in North Carolina. What wave will a seismograph in register first? | Primary |
| Which seismic wave will displace particles at right angles to the direction the wave is traveling? | Secondary Waves |
| An earthquake has occured and above are two seismograms, 1 and 2. Which of the following pairings correctly identifies the most likely place that each seismogram would be recorded in relation to the origin of the earthquake? | 1) p wave shadow zone 2) mantle |
| What observation led scientists to conclude that the Earth’s outer core was molten? | S waves do not travel through the outer core |
| Homes have been knocked off their foundations. Which type of seismic wave is most likely responsible for causing this? | Surface |
| Which of the following pairings correctly identifies a matching zone of volcano formation and plate boundary? | neither a or b |