tsunamis Flashcards
1
Q
what are tsunamis?
A
huge waves of water which race across land, destroying anything in its way
2
Q
what are the causes?
A
earthquakes by the sea, underwater volcanoes
3
Q
tsunami is also known as
A
seismic sea wave
4
Q
the most powerful tsunami:
A
the Indian ocean tsunami, the strength of 23000 atomic bombs!
5
Q
a rare cause:
A
underwater large landslides
6
Q
t/f larger tsunamis cause more damage
A
false: it is typically the fastest/most powerful
7
Q
what should you do if you are near a tsunami?
A
head inland and/or up a large mountain
8
Q
t/f: 80% of tsunamis happen near japan
A
false: 80% of tsunamis happen in the “ring of fire”
9
Q
what is the highest speed tsunamis can travel?
A
nearly as fast as a blue jet: 500 mph
10
Q
tsunami waves are the same strength?
A
false: the power builds then fades
