What damage does a whirlpool create?
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How long does a whirlpool spin?
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How could a twister be stopped?
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How does a twister affect the earth?
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How much damage does a tsunami cause?
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What type of houses can stand up to a tsunami?
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Why don’t asteroids hit earth very often?
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What foundation would make a bigger crater?
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What sized asteroid would make a bigger crater?
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Are asteroids and meteors the same thing?
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How far do hurricanes spread?
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What can we do to prevent hurricanes?
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How can you build earthquake resistant buildings?
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How do earthquakes occur?
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How much ice does it need to break a house?
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How can you measure the effect of a cyclone on a particular environment?
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Why does a cyclone mainly consist of wind?
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How many seconds does it take for a cyclone to destroy a house?
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Does a tornado become more violent when it carries debris?
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What starts an avalanche?
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How does the slope make avalanches different?
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