Friday, December 6, 2013

The way the wind blows

The earth is unevenly heated because it spins on its axis.  This means that it will heat up in certain parts and not heat up on the part that is deprived from the sun.  The earths rotation affects the movement of water and wind because if the earth did not rotate on its axis, winds would be blowing  from the north toward the south and from the south toward the north. A straight line, as drawn from the equator towards the northern hemisphere the pole or from the North Pole to the equator, as indicated in the example to the left, models this kind of wind direction.

As you probably already know, the earth rotates on its axis from west to east. This rotation causes both the wind and ocean currents to move from east to west. Thus, the wind movement and ocean currents in the northern hemisphere go clockwise and counter clockwise in the southern hemisphere.  Global warming could affects the wind patters because when air is hot it rises, and if too much of the air started to rise, then it would make air to dense in some areas and less dense in other throwing off the wind patterns.  

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