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7-What is frequently a warning sign of an impending tsunami?

a) Winds suddenly change direction
b) The sky suddenly clears
c) Seawater suddenly retreats from the shore
d) Heavy rainfall

8-Given the following map, along what kind of a plate boundary did the 26 December 2004
earthquake occur?

e) Indian plate went under Burma plate
f) Movement in the Pacific plate
g) Collation between cocas plate Scotia plate
h) Movement in nazca plate

9-How many people were estimated to have died in the December 2004 earthquake and
tsunami?

a) More than 50,000 people
b) More than 26,000 people
c) More than 5,000 people
d) More than 10,000 people

10-What is the final estimate of the magnitude of the Sumatra 26 December 2004
earthquake?

a) 9.0
b) 8.0
c) 7.0
d) 2.0

SUBJECTIVE

1 ______________are formed when winds scrape 34 1 U E
across the ocean surface.
2 True or False: Although tsunamis are sometimes 35 1 U E
called tidal waves, they have nothing to do with the
ocean's tides.