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The world around us
Sometimes the weather can be extreme. This can have devastating
consequences like natural disasters.
12
What causes extreme weather?
A
hurricane
is a large tropical storm. Hurricanes
are sometimes hundreds of kilometres wide,
and they can produce winds of more than
250 kilometres per hour.
A
tornado
is a column of air that comes down
from a storm cloud and rotates violently.
Tornadoes affect a smaller area than
hurricanes, but they can cause a lot of damage.
Torrential rain
can cause dangerous floods.
Rivers can overflow and destroy bridges, roads
and homes.
Floods
are a big problem in some
parts of Spain. What problems is this flood
causing?
1
10
What causes each extreme weather condition? Look at
the five photos and answer. Listen and check your answers.
G
E T T I N G S T A R T E D
The USA is the country
with the most tornadoes
every year. In a normal
year, there are
about 1 200!
G
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F
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