causing great damage or harm
One massive earthquake in California could be devastating.
predict
to say in advance what will happen
Things often change so we cannot predict future events.
accuracy
the state of being correct, or free from error
Newspapers provide citizens with accurate news.
erupt
to burst forth; to move quickly out of
An earthquake is a kind of volcanic eruption.
evacuate
to send people away from a dangerous place
Floods from the hurricane caused families to evacuate the town.
crust
an outer layer; Earth’s solid outer layer
The first layers of surface rock form Earth’s crust.
crevasse
a deep crack in rock or ice
The hikers proceeded carefully so as not to fall into the dark crevasse below.
foundation
the layer of concrete that a structure is built on
The foundations of the building were damaged by the severe earthquake.
appalling
terrible and shocking
It was an appalling performance, I agree. I was miserable and unhappy.
frequent
occurring often
Volcanic eruptions are frequent in some parts of China.
potentially
having the possibility of happening
California is a major earthquake region with potentially dangerous earthquakes.
astride
being partially on either side of something
One of the most potentially dangerous earthquake belts is in California, which sits astride the San Andreas Fault.
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