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"In the doldrums"

Meaning: In low spirits; feeling dull and drowsy.

  Source: http://www.phrases.org.uk/meanings/in-the-doldrums.html  
  How are winds named? e.g. "When the North wind doth blow we shall have snow"  

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  The global transfer of energy is the basis of global atmospheric circulations which give rise to the low and high pressure belts and the planetary wind systems associated with the earth's major convection cells - the Hadley, Ferrel and Polar cells.  
  Starter Exercise Ready, Steady, Teach - your teacher will ask one or two of you to explain this animated gif to the class in as much detail as you can. Right get ready!  

  Convection cells and Pressure Belts  

  Source: Wikipedia  
  Pressure Belts and associated wind systems  

  Source: http://www.physicalgeography.net/fundamentals/7p.html  
  PowerPoint Global Pressure Belts (Source from http://www.ltscotland.org.uk/resources/t/nqresource_tcm4230111.asp )  
  "The Horse Latitudes and the Doldrums"  
  Research: What are they? How are they different? How are these Pressure Belts better known these days?  
  Written Task: Describe and explain the pattern of global atmospheric circulation.  
  KI1 Summary:  

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  Now test yourself: (Flashcards in class)  

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