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Tsunami Quiz
1. The term ‘tidal wave' is a misnomer, since
tsunamis have nothing to do with tides. In the
previous sentence, what does ‘misnomer' mean?
a. An inappropriate name
b. A Japanese word
c. An outright lie
d. A spelling error
6. Which choice illustrates the two Japanese
words that form the word "tsunami?"
a.
b.
c.
d.
2. What are the "plates" that meet in subductive
zones?
a. Collections of debris from the ocean floor
b. Huge slabs of concrete
c. Chunks of lava from volcanoes
d. Pieces of the earth's crust
3. Place the following events in sequence: A) A
tsunami occurs; B) A segment of the ocean floor
is pushed upward; C) Pressure begins building in
a subductive zone
a. A, C, B
b. C, B, A
c. B, C, A
d. B, A ,C
4. If you were on a boat in the open ocean, why
might it be difficult to detect a tsunami?
a. Gravity flattens out the enormous waves caused by
undersea earthquakes
b. Tsunamis are caused by the natural cycle of tides
c. Tsunamis occur in seas and lakes, not oceans
d. Boats usually float on large waves
5. How do tsunami waves compare to regular
ocean waves?
a. They're generally much flatter
b. They're generally much wider
c. They extend deeper underneath the water's surface
d. They contain much more debris
7. How are tsunami waves like electromagnetic
waves?
a. They are caused primarily by earthquakes
b. They can usually only travel through water
c. They can travel long distances and carry lots of
energy
d. They travel along at exactly the speed of sound
8. Where would you find a subduction zone?
a. At the boundary between Asia and Europe
b. In the middle of the ocean, far away from the
continents
c. Off the coast of a continent
d. Near the North or South Pole
9. Tsunamis can be detected ahead of time by
devices that measure:
a. The height of ocean waves
b. The destructiveness of natural disasters
c. Underwater energy
d. Seismic activity
10. Which of the following is an opinion about
tsunamis?
a. The 2004 tsunami caused millions of dollars in
damages
b. The 2004 tsunami was the worst natural disaster of
this century
c. The 2004 tsunami was caused by a very large
earthquake
d. The 2004 tsunami destroyed several coastal areas
on the Indian Ocean