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) tilt meters on the island of Oahu
B) networked seismographs, tide gauges, and sea buoys around the Pacific Basin all telemetred to the centre in Hawaii
C) GPS satellites that monitor the sea surface height to +/- 5 centimetre accuracy
D) a trip wire attached to a rubber ducky in the middle of the Pacific
Correct Answer:
Verified
Correct Answer:
Verified
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