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Intro

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Do you know how big hurricanes are? You. probably don't, so read our report ... Hurricanes form within 1000 miles of the equator. Interesting Facts. Click me! ... – PowerPoint PPT presentation

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Title: Intro


1
Hurricanes
  • Welcome to the world of hurricanes. You will be
    blown away with these facts.
  • by Cassia Hilary
  • Intro
  • What a Hurricane Destroys
  • Names of Hurricanes
  • Sizes of Hurricanes
  • What Causes a Hurricane
  • Interesting Facts

2

Intro
  • Do you know how big hurricanes are? You
  • probably dont, so read our report to find
    out. You will find out names of hurricanes and
    what causes them.

3
Destroy
  • A hurricane can destroy lots of things. It can
    destroy buildings, wreck cars, tear down
    telephone lines, topple trees, boats sink and
    just about any small thing can be flying in the
    air. Hurricanes can even kill people, so if you
    see one- stay out of its way.

4
Names
  • There are all different kinds of names for
    hurricanes. The letter to start the name goes in
    alphabetical order but no names start with
    q,u,z The names can be French, Spanish and
    English.

5
Names
  • The names repeat themselves unless a very big and
    destructive hurricane comes. If so, the name of
    that hurricane retires.

6
Size
  • Hurricanes are the biggest tropical storm ever.
    A hurricane is 30km or 425 jumbo jets parked end
    to end. They are 10 miles high and 300-600 miles
    wide. The outer part of the hurricane is 40mph.
    The middle of the hurricane goes 74 mph, and the
    inner part of the hurricane goes 120-150mph.

7
Size
  • The center of a hurricane is called the eye. The
    eye is very quiet and calm. The winds are at
    least 74 mph, and it can go up to 225 mph. In
    one second a hurricane can be as powerful as 10
    atomic bombs!

8
Size
  • A hurricane can last 2-5 days. Hurricanes are
    put into five different categories. If a
    hurricane flies over a warm ocean it gets bigger.

9

Causes
  • Do you know what causes a hurricane? Well, a
    large mass of air is heated up and rises. Next,
    it starts to swirl. Another cause is if there
    are warm fast winds over the ocean. It gathers
    heat and energy through contact with warm water.
    When this happens there will be roles of water
    vapor on the sea surface.

10

Interesting Facts
  • Tornadoes are like hurricanes but they are much
    smaller and a lot faster winds They are both
    whirlwinds. In Japan the people call hurricanes
    typhoons. In Australia they call them Willy
    Willys. When a hurricane is over the Indian
    ocean they are called cyclones. Hurricanes form
    within 1000 miles of the equator.

11
Winding Down
  • Hurricanes dont just happen in movies, they
    happen in real life too. So if you see one down
    the road, you will know what to expect.
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