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Natural Disasters Interactive Powerpoint


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An Interactive Powerpoint On Natural Disasters in my Computers in Education at GVSU

Published in: Education, Technology

Natural Disasters Interactive Powerpoint

  1. 1. Natural Disasters By Ben Darin
  2. 2. Disaster Database <ul><li>Avalanche </li></ul><ul><li>Earthquakes </li></ul><ul><li>Hurricanes </li></ul><ul><li>Landslides </li></ul><ul><li>Thunderstorms </li></ul><ul><li>Tornados </li></ul><ul><li>Tsunami </li></ul><ul><li>Volcanoes </li></ul>Quit <ul><li>Resources </li></ul><ul><li>Concept Map </li></ul><ul><li>About the Author </li></ul>
  3. 3. Avalanches <ul><li>Avalanches Happen on every continent </li></ul><ul><li>Avalanche Season is during the “winter time” or December-April in the United States </li></ul><ul><li>A large scale can release up to 300,000 cubic yards of snow </li></ul><ul><li>Avalanches are more commonly released by recreationists than by natural causes </li></ul><ul><li>The biggest factor of avalanche possibility is the accumulation snow over the winter season </li></ul><ul><ul><li>More snow = bigger avalanche </li></ul></ul>Click on Image for An Avalanche Video Quit
  4. 4. Earthquakes <ul><li>Earthquakes are caused by the release of built up pressure caused by the shifting of tectonic plates </li></ul><ul><li>Earthquakes usually occur on fault lines, or areas where tectonic plates meet </li></ul><ul><li>The size of an earthquake is measured using the logarithmic based Richter scale </li></ul>An aerial view of the San Andreas fault in the Carrizo Plain, Central California Quit
  5. 5. Hurricanes <ul><li>A hurricane is a tropical storm with winds over 74mph </li></ul><ul><li>Hurricanes occupy the most intense level of the three levels of tropical storms </li></ul><ul><li>Hurricanes rotate or circulate counter-clockwise in the northern hemisphere </li></ul><ul><li>Hurricanes can only occur over the Atlantic ocean, Caribbean sea, and gulf of Mexico </li></ul>View of a Hurricane from Space Quit
  6. 6. Landslides <ul><li>Landslides are the movement of land down a slope by gravity </li></ul><ul><li>Landslides are mother nature’s way of redistributing land </li></ul><ul><li>They can be triggered by rain, floods, and earthquakes as well as man-made factors such as slope grading or mining </li></ul><ul><li>Landslides have the potential to happen anywhere a steep slope is present </li></ul>Quit
  7. 7. Thunder Storms <ul><li>Every Thunderstorm produces lightning </li></ul><ul><li>There is wet thunder and dry thunder, the difference being whether or not rain in produced </li></ul><ul><li>Warm humid conditions favor thunderstorms </li></ul><ul><li>Only 10% of thunderstorms are classified as severe </li></ul><ul><li>Your chance of being struck by lightning is 1 in 600,000 </li></ul>Multiple Lightning Strikes and a Supercell Thunderstorm formation Quit
  8. 8. Tornados <ul><li>A tornado is defined as a violently rotating column of air extending from a thunderstorm to the ground </li></ul><ul><li>Tornados are found in almost every part of the world </li></ul><ul><li>Tornados are most common in the United States, just east of the Rocky Mountains in an area called Tornado Ally </li></ul><ul><li>Waterspouts are weak tornados over water and can move inland and become tornados </li></ul>Click on Image to View a Tornado Chaser’s Video Quit
  9. 9. Tsunamis <ul><li>On the seafloor, volcanic eruptions, earthquakes, and even landslides can lead to tsunamis </li></ul><ul><li>Tsunamis can travel over 300mph </li></ul><ul><li>Tsunamis can have an amplitude of up to 32ft </li></ul><ul><li>Hawaii is the most vulnerable place in the world for tsunamis </li></ul>Click On Image To view Some Tsunami Footage Quit
  10. 10. Volcanoes <ul><li>Volcanoes are lava filled mountains that erupt when the pressure becomes to great for them to hold it inside </li></ul><ul><li>The contents that a volcano spews forth is called magma when it’s below the surface and lava once it reaches the surface </li></ul><ul><li>Only a fraction of the world’s volcanoes are actually on land, the rest are on the ocean floor </li></ul><ul><li>Indonesia has the most volcanoes of all the countries in the world </li></ul>Quit
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  12. 12. Resources <ul><li>INFO </li></ul><ul><li> </li></ul><ul><li>http :// </li></ul><ul><li> </li></ul><ul><li> </li></ul><ul><li>http:// </li></ul><ul><li> </li></ul><ul><li> </li></ul><ul><li> </li></ul><ul><li> </li></ul><ul><li>IMAGES </li></ul><ul><li> 6Y-NXZmDcxU/R00BlI_HOCI/AAAAAAAAAbk/BQb-y1gOOag/s1600-h/tornado_lightning.jpg </li></ul><ul><li>http:// </li></ul><ul><li> </li></ul><ul><li> </li></ul><ul><li> </li></ul><ul><li> </li></ul><ul><li>http:// </li></ul><ul><li> </li></ul><ul><li> </li></ul><ul><li> </li></ul><ul><li>VIDEO </li></ul><ul><li> </li></ul><ul><li> </li></ul><ul><li> </li></ul>Quit
  13. 13. Quit Concept Map
  14. 14. About the Author <ul><li>Ben Darin 19 yrs old and is currently in his second year at Grand Valley State University </li></ul><ul><li>He is studying Elementary Education with an emphisis in Integrated Science and hope to eventually be able to teach 3 rd grade some day </li></ul><ul><li>Ben has one younger brother, Eric who is currently a senior at Comstock Park High School </li></ul><ul><li>If you have any questions, comments or concerns please feel free to contact him at [email_address] </li></ul>Quit
  15. 15. Click On the Image For Video of Avalanches Return to Avalanches