Class IV

What event can happen when an underwater earthquake shakes the ocean floor?
  1. the tide
  2. tsunami
  3. a waterspout
What instrument would you use to measure how big an earthquake is?
  1. calculator
  2. spectrometer
  3. seismograph or seismometer
  4. abacus
What is the best scale to measure an earthquake?
  1. the Richter scale
  2. a manual scale
  3. the geological time scale
  4. the Mercalli Intensity scale
In what type of fault do two plates move apart?
  1. fracture
  2. normal
  3. reverse
  4. strike-slip
What is a dangerous event that is likely to occur on the side of a mountain during an earthquake?
  1. liquefaction
  2. subsidence
  3. tsunami
  4. landslide
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