PPT-Tornadoes, Hurricanes, and Floods

Tornadoes are rotating columns of air that extend down from a storm cloud in the shape of a funnel Anything in the path of a tornado including houses cars forests and other ecosystems are . Tornadoes. are very violent. When Tornadoes are single they last only a few minutes. Tornadoes travel in a north eastern direction. Tornadoes are usually in a funnel shape. Tornadoes can happen in any part of the United States. Usually the eye of a tornado is the calmest place. Tornadoes are mostly gray.. A. Humidity. amt. of water vapor in air.. Warm air can hold more water vapor than cool air.. Relative Humidity- . percentage of water vapor that is actually in the air compared to the maximum amt. of water vapor the air can hold at a particular temp.. Anthony R. Lupo. Department of Soil, Environmental, and Atmospheric Science. 302 E ABNR Building. University of Missouri – Columbia. Columbia, MO 65211. Hurricanes: The Evil Wind. Hurricanes are a tropical system, which have a unique structure, and, sometimes, unique behavior. . The History, Structure, Development, and Destruction. Source: http://www.dc.peachnet.edu/~pgore/students/w97/matheson/hpage.htm. What is a hurricane?. Violent cyclonic storm that develops in the tropical region. By: Maggie Colf. Tornadoes. “There is also disagreement as to whether separate touchdowns of the same funnel constitute separate tornado.”. Tornadoes may not have a visible funnel.. Truth is that we don’t fully understand.. Force, motion, and energy are observed in living systems and the environment in several ways. . Catastrophic events of weather systems such as hurricanes, floods, and tornadoes can. . shape and restructure the environment through the force and motion evident in them. . S6E4. I can relate unequal heating of land and water surfaces to form tornados and thunderstorms.. I can relate how moisture evaporating from the oceans affects the weather patterns and events such as hurricanes.. October 27/28 2010. Extreme Weather. Hurricane Ivan. over Gulf, Sept. 2004. Source: NOAA. Definitions. Climate Change. : . . Changes in climate of the past, present or future associated with . natural . . By : . Deavian. foster . Class : 5H. What is an earthquake?. A earthquake is a shaking of the earths crust and is a geological phenomenon . Earthquakes can cause intense vibration of the ground, soil liquefaction, and distortion of the ground. Earthquakes can happen almost anywhere but are most common along the boundaries of the tectonic plates. Earthquakes are primarily caused of movement of the tectonic plates. It lasts more than a few seconds.. Science. Thunderstorms & Lightning. Conditions That Occur During Thunderstorms. Thunder, lighting, high winds, heavy rain, hail. Electric Sparks by Shuffling . Lightening is like electric sparks that you can make by shuffling across a carpet before touching a metal object. Both lightning and small electric sparks are discharges of built up static electricity. . A tornado is a rotating column of air attached to a thunderstorm that comes in contact with the . ground.. The most violent of all atmospheric events is the tornado.. On average, 800 to 1000 tornadoes occur in the U.S. each year.. Geography of storm names. Atlantic . and eastern Pacific. : . “hurricanes” . Indian Ocean and Australia: . “cyclones”. Western Pacific, N. hemisphere: . “typhoons”. Western Pacific typhoons, 2011 . Catastrophic events. Before we can see how they affect ecosystems we need to understand how they form. HURRICANES. How do Hurricanes Form? . Stage 1: A Tropical Disturbance Forms. Most Atlantic hurricanes begin life as organized clusters of thunderstorms off the west coast of Africa. These thunderstorms form along waves in the prevailing trade winds. The waves, called easterly waves, can be more than 2500 km (1550 mi) long. The cluster of thunderstorms is called a tropical disturbance.. Hurricane Seasons. Saffir. -Simpson Scale. What is a hurricane. ?. What . 4 conditions are necessary for hurricane . formation. What . happens as hurricanes approach land?. Based on wind speed:. Hurricanes that are Category 3 or higher .