Question 1 When an earthquake occurs, the first waves to arrive at a seismic station are the: O L-waves P-waves O Surface waves O S-waves Question 2 During the last Cascadia earthquake in the year 1700 CE, the coastal areas of Washington_______ O uplifted O shifted to the north by 12 meters (39 feet) O subsided O were not affected by the earthquake Question 3 The largest magnitude earthquakes occur in which setting: O subduction zones O transform faults O shallow faults O within subducted oceanic crust Question 4 The method of using seismic wave arrival from three seismic stations to locate an earthquake is known as: O triangulation O rule of threes O triage O trigonometry Question 5 In the Pacific Northwest, what is the most likely source of a magnitude 9 earthquake? O the Seattle fault O a deep earthquake in the subducted Juan de Fuca plate O the Cascadia subduction zone O a volcanic eruption Question 6 In the Pacific Northwest, what is the most likely source the next earthquake? O faults in the subducted Juan de Fuca plate O Mt. Rainier O the Seattle fault O the Cascadia subduction zone Question 7 What was the source of the Nisqually earthquake in 2001? O a fault in the subducted Juan de Fuca plate O the Tacoma fault O the Cascadia subduction zone O the Seattle fault Question 8 Between large Cascadia subduction zone earthquakes (the interseismic period), coastal areas of Washington:__ O don't change O uplift O subside Question 9 Of the following settings, which would you expect to generate a tsunami? O the Mid-Atlantic ridge O the Cascadia subduction zone O the San Andreas fault Question 10 In shallow water, tsunami waves: O speed up and get taller slow down and get taller O slow down and get smaller O speed up and get smaller