Natural Disasters
Natural disasters are varied and widespread.
A few examples of natural disasters are: earthquakes,
floods, tsunamis, hurricanes, tornadoes, volcanic eruptions, avalanches, heat waves, ice ages,
meteor strikes, drought, wild fires,...
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Natural Disasters
Natural disasters are varied and widespread.
A few examples of natural disasters are: earthquakes,
floods, tsunamis, hurricanes, tornadoes, volcanic eruptions, avalanches, heat waves, ice ages,
meteor strikes, drought, wild fires, epidemics, famines, weather disasters and others.
What are
some weather disasters that you know? Are you familiar with all of the above natural disasters?
An earthquake occurs due to underground activity such as the movement of tectonic plates.
The
underground origin of the earthquake is called the focus , and the point directly above the focus on
the surface of the earth is called the epicenter .
The Richter scale is most commonly used system of
measurement of earthquakes.
It measures the magnitude of an earthquake on a scale of 0-10.
An
earthquake of magnitude 10 has ever been recorded.
The largest earthquake in recorded history
occurred in Chile in 1960 (9.
5).
The second most powerful earthquake in recorded h
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