Multiple Choice
What instrumentation permits the "Tsunami Warning System" to assess the possibility of a tsunami and decide when to raise the coastal alert?
A) GPS satellites that monitor the sea surface height to +/- 5 cm accuracy
B) tilt meters on the island of Oahu near Ewa Beach
C) a trip wire attached to a rubber ducky in the middle of the Pacific
D) networked seismographs and tide gauges around the Pacific Basin all telemetred to the centre in Hawaii
Correct Answer:
Verified
Correct Answer:
Verified
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