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      <title>Chapter 18 by DALLAS CLARK</title>
      <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z</link>
      <description>Air Pressure and Wind</description>
      <language>en-us</language>
      <pubDate>2019-02-26 16:00:58 UTC</pubDate>
      <lastBuildDate>2019-03-01 20:39:55 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
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      <item>
         <title>Air Pressure</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335446176</link>
         <description><![CDATA[<div>The Pressure exerted by the weight of air.</div>]]></description>
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         <pubDate>2019-02-26 16:20:06 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335446176</guid>
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      <item>
         <title>Mercury Barometer</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335957972</link>
         <description><![CDATA[<div>A mercury-filled glass tube used to measure air pressure.</div>]]></description>
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         <pubDate>2019-02-27 15:56:16 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335957972</guid>
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      <item>
         <title>Aneroid Barometer</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335958402</link>
         <description><![CDATA[<div>A device used to measure air pressure using metal chambers that are receptive to changes in air pressure.</div>]]></description>
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         <pubDate>2019-02-27 15:56:50 UTC</pubDate>
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      <item>
         <title>Barograph</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335959141</link>
         <description><![CDATA[<div>A barometer that records results.</div>]]></description>
         <enclosure url="http://www.medfordclock.com/windsor_barograph.jpg" />
         <pubDate>2019-02-27 15:57:56 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335959141</guid>
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      <item>
         <title>Wind</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335960232</link>
         <description><![CDATA[<div>Air blowing horizontally across Earth's surface.</div>]]></description>
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         <pubDate>2019-02-27 15:59:32 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335960232</guid>
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      <item>
         <title>Isobars</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335960396</link>
         <description><![CDATA[<div>Lines on maps that measure air pressure.</div>]]></description>
         <enclosure url="http://2.bp.blogspot.com/__2PCwdg_h7s/TPkGiYf93HI/AAAAAAAAACU/rZjxKXiKTNU/s1600/isobars.jpg" />
         <pubDate>2019-02-27 15:59:49 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335960396</guid>
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      <item>
         <title>Pressure Gradient Force</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335960581</link>
         <description><![CDATA[<div>The variations in pressure change at given distances.</div>]]></description>
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         <pubDate>2019-02-27 16:00:08 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335960581</guid>
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      <item>
         <title>Coriolis Effect</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335960847</link>
         <description><![CDATA[<div>The diverging force of Earth’s rotation on all objects, including the atmosphere and oceans. Deflection is to the right in the Northern Hemisphere and to the left in the Southern Hemisphere.</div>]]></description>
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         <pubDate>2019-02-27 16:00:30 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335960847</guid>
      </item>
      <item>
         <title>Geostrophic Winds</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335961227</link>
         <description><![CDATA[<div>Wind above 2000 ft that blow parallel to that of Isobars</div>]]></description>
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         <pubDate>2019-02-27 16:01:01 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335961227</guid>
      </item>
      <item>
         <title>Cyclones</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335963278</link>
         <description><![CDATA[<div>A low-pressure vortex characterized by a counterclockwise flow of air in the Northern Hemisphere. </div>]]></description>
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         <pubDate>2019-02-27 16:03:45 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335963278</guid>
      </item>
      <item>
         <title>Highs</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335963481</link>
         <description><![CDATA[<div>A high-pressure vortex characterized by a clockwise flow of air in the Northern Hemisphere. Also called an anticyclone.</div>]]></description>
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         <pubDate>2019-02-27 16:03:59 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335963481</guid>
      </item>
      <item>
         <title>Convergence</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335963741</link>
         <description><![CDATA[<div>The spreading of winds in a given area results in a net horizontal inflow of air into the area. </div>]]></description>
         <enclosure url="https://www.e-education.psu.edu/earth111/sites/www.e-education.psu.edu.earth111/files/Module2/Earth111Mod2GWimage6.png" />
         <pubDate>2019-02-27 16:04:16 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335963741</guid>
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      <item>
         <title>Divergence</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335963882</link>
         <description><![CDATA[<div>The spreading of winds in a given area results in a net horizontal outflow of air from the region. </div>]]></description>
         <enclosure url="http://www.shodor.org/os411/courses/411c/module03/unit02/images/condivergence.gif" />
         <pubDate>2019-02-27 16:04:28 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335963882</guid>
      </item>
      <item>
         <title>Pressure/Barometric Tendency</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335964992</link>
         <description><![CDATA[<div>The tendency towards alternation in atmospheric pressure over the past several hours</div>]]></description>
         <enclosure url="http://www.ux1.eiu.edu/~cfjps/1400/press_tend.gif" />
         <pubDate>2019-02-27 16:06:03 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335964992</guid>
      </item>
      <item>
         <title>Equatorial Low</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335969528</link>
         <description><![CDATA[<div>A belt of low pressure that resides near the equator </div>]]></description>
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         <pubDate>2019-02-27 16:12:40 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335969528</guid>
      </item>
      <item>
         <title>Inter-tropical Convergence Zone</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335971356</link>
         <description><![CDATA[<div>The meeting point between the Northern and Southern Hemisphere trade winds.</div>]]></description>
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         <pubDate>2019-02-27 16:15:20 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335971356</guid>
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      <item>
         <title>Subtropical High</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335971893</link>
         <description><![CDATA[<div> Inconsistent, anticyclonic areas characterized by subsidence and divergence located roughly between latitudes 25° and 35°.</div>]]></description>
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         <pubDate>2019-02-27 16:16:00 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335971893</guid>
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      <item>
         <title>Trade Winds</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335972095</link>
         <description><![CDATA[<div>Two belts of winds that blow frequently from easterly directions and are located on the equator towards sides of the subtropical highs.</div>]]></description>
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         <pubDate>2019-02-27 16:16:17 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335972095</guid>
      </item>
      <item>
         <title>Prevailing Westerlies</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335972233</link>
         <description><![CDATA[<div>The dominant west-to-east motion of the atmosphere that surrounds the regions on the poleward side of the subtropical highs.</div>]]></description>
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         <pubDate>2019-02-27 16:16:31 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335972233</guid>
      </item>
      <item>
         <title>Polar Easterlies</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335972473</link>
         <description><![CDATA[<div>Winds that blow towards the subpolar low from the polar high.</div>]]></description>
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         <pubDate>2019-02-27 16:16:49 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335972473</guid>
      </item>
      <item>
         <title>Subpolar Low</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335972890</link>
         <description><![CDATA[<div>A band of low pressure located, between 50° and 70° latitude.</div>]]></description>
         <enclosure url="http://www.amit-sengupta.com/wp-content/uploads/2017/11/subpolar-low-upsc.jpg" />
         <pubDate>2019-02-27 16:17:26 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335972890</guid>
      </item>
      <item>
         <title>Polar Front</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335973042</link>
         <description><![CDATA[<div>The stormy frontal zone separating air masses from the polar area from air masses of tropical areas.</div>]]></description>
         <enclosure url="http://www.kids-fun-science.com/images/pe5-polar-front-nasa.jpg" />
         <pubDate>2019-02-27 16:17:40 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335973042</guid>
      </item>
      <item>
         <title>Polar High</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335973141</link>
         <description><![CDATA[<div>Anticyclones that are assumed to occupy the inner polar areas and are believed to be caused by heat.</div>]]></description>
         <enclosure url="http://www.geogrify.net/GEO1/Images/PolarHigh.png" />
         <pubDate>2019-02-27 16:17:48 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335973141</guid>
      </item>
      <item>
         <title>Monsoons</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335974425</link>
         <description><![CDATA[<div>Seasonal changing of wind direction associated with the larger continents.</div>]]></description>
         <enclosure url="http://ktvk.images.worldnow.com/images/14138232_G.jpg" />
         <pubDate>2019-02-27 16:19:25 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335974425</guid>
      </item>
      <item>
         <title>Local Winds</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335974777</link>
         <description><![CDATA[<div>A small-scale wind originated by a local pressure gradient.</div>]]></description>
         <enclosure url="http://slideplayer.com/7816700/25/images/21/Local+Winds+-+Sea+Breezes.jpg" />
         <pubDate>2019-02-27 16:19:53 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335974777</guid>
      </item>
      <item>
         <title>Sea Breeze</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335975090</link>
         <description><![CDATA[<div>A breeze blowing towards the land from the Ocean.</div>]]></description>
         <enclosure url="https://mgtvwnct.files.wordpress.com/2015/07/sea-breeze.png" />
         <pubDate>2019-02-27 16:20:18 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335975090</guid>
      </item>
      <item>
         <title>Valley Breeze</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335975498</link>
         <description><![CDATA[<div>Daily upward slope of winds usually in Mountains.</div>]]></description>
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         <pubDate>2019-02-27 16:20:50 UTC</pubDate>
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      </item>
      <item>
         <title>Mountain Breeze</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335975750</link>
         <description><![CDATA[<div>The nightly downward breeze of winds commonly found in mountain valleys.</div>]]></description>
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         <pubDate>2019-02-27 16:21:12 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335975750</guid>
      </item>
      <item>
         <title>Chinooks</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335975834</link>
         <description><![CDATA[<div>A wind blowing down the upwind side of a mountain and warming by compression.</div>]]></description>
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         <pubDate>2019-02-27 16:21:18 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335975834</guid>
      </item>
      <item>
         <title>Santa Ana</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335975983</link>
         <description><![CDATA[<div>Local Chinook in Southern California</div>]]></description>
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         <pubDate>2019-02-27 16:21:30 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335975983</guid>
      </item>
      <item>
         <title>El Nino</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335976704</link>
         <description><![CDATA[<div>The Periodic warming of the ocean that occurs in the central and eastern Oceans of the Pacific.</div>]]></description>
         <enclosure url="http://snowbrains.com/wp-content/uploads/2015/05/CC_El_Nino.jpg" />
         <pubDate>2019-02-27 16:22:28 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335976704</guid>
      </item>
      <item>
         <title>La Nina</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335976883</link>
         <description><![CDATA[<div>A period of strong trade winds and unusually low sea-surface temperatures in the central and eastern Pacific Ocean.</div>]]></description>
         <enclosure url="http://www.weather.gov/images/arx/ENSO/LaNina.png" />
         <pubDate>2019-02-27 16:22:44 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335976883</guid>
      </item>
      <item>
         <title>Southern Oscillation</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335977117</link>
         <description><![CDATA[<div>The back and forth pattern of atmospheric pressure changes that occur between the eastern and western Pacific Ocean.</div>]]></description>
         <enclosure url="http://slideplayer.com/3996099/13/images/34/El+Ni%C3%B1o+Southern+Oscillation+%28ENSO%29.jpg" />
         <pubDate>2019-02-27 16:23:04 UTC</pubDate>
         <guid>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/335977117</guid>
      </item>
      <item>
         <title>Jet Stream</title>
         <author>2019clark_dallas</author>
         <link>https://padlet.com/2019clark_dallas/sw6itiqcd74z/wish/336882373</link>
         <description><![CDATA[<div>Swift Powerful winds</div>]]></description>
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         <pubDate>2019-03-01 15:27:49 UTC</pubDate>
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