LIGHTNING Lightning is a massive electrostatic discharge caused by unbalanced electric charges in the atmosphere‚ and resulting in a strike‚ from a cloud to itself‚ a cloud to a cloud or a cloud to ground‚ and accompanied by the loud sound of thunder. A typical cloud to ground lightning strike jumps a 5 km (3 mi) gap through the air.[1] A typical thunderstorm has three or more strikes per minute at its peak.[2] Lightning is usually produced by cumulonimbus clouds based 5–6 km (3-4 mi) above the
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Lightning Perhaps the most known and powerful display of electrostatics in nature is a lightning storm. Lightning storms are inescapable from humankind’s attention. They are never invited‚ never planned and never gone unnoticed. The rage of a lightning strike will wake a person in the middle of the night. They send children rushing into parent’s bedrooms‚ crying for assurance that everything will be safe. The fury of a lightning strike is capable of interrupting midday conversations and activities
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Thunder and lightning speech: Have you ever seen tall‚ dark puffy clouds forming on a hot humid afternoon? These clouds bring thunder and lightning. It’s pretty hard to believe that the sky can create electricity and roaring thunder. In my speech i am going to tell you first of what thunder and lightning are‚ when they should be expected and where they come from. First off the clouds that bring the thunder and lightning and other foul weather are called cumulonimbus clouds‚ sometimes nicknamed
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Lightning is not distributed evenly around the planet‚ as seen in the image on the right. About 70% of lightning occurs over land in the tropics where atmospheric convection is the greatest. This occurs from both the mixture of warmer and colder air masses‚ as well as differences in moisture concentrations‚ and it generally happens at the boundaries between them. The flow of warm ocean currents past drier land masses‚ such as the Gulf Stream‚ partially explains the elevated frequency of lightning
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LIGHTNING ARRESTER INTRODUCTION A lightning arrester is a device used on electrical power systems and telecommunications systems to protect the insulation and conductors of the system from the damaging effects of lightning. The typical lightning arrester has a high-voltage terminal and a ground terminal. When a lightning surge (or switching surge‚ which is very similar) travels along the power line to the arrester‚ the current from the surge is diverted through the arrestor‚ in most cases to
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Lightning Rods “The electrical fire would‚ I think‚ be drawn out of a cloud silently‚ before it could come near enough to strike…” said Benjamin Franklin.3 Contrary to popular belief‚ a lightning rod does not attract lightning. The lightning rod provides a path towards the ground to conduct massive electrical currents when lightning does occur. The pointed metal rod‚ usually attached to the roof of a building‚ could be an inch in diameter and connected to a large piece of copper or an aluminum
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Lightning Protection Systems Heath Howe English 101 November 5‚ 2011 Lightning Protection Systems Did you know that last year‚ in the United States‚ property loss due to lightning strikes exceeded one billion dollars? The average homeowner’s insurance paid $4‚296 per lightning claim and an average of two hundred fifty thousand insurance claims were filed strictly due to lightning. In January 2003‚ the American Meteorologist Society issued a bulletin endorsing the lightning protection requirements
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Karlie Campbell P.2 Critical Analysis: The Lightning Thief Characters From fighting Minotaur’s to battling Hades in Hell; Percy Jackson is not the average teenage boy. Percy does not know what he truly is until a series of unfortunate events happen and it forces him to realize what he has to do to save the world. He does not face these troubles by himself though‚ Grover and Annabelle are not only his friends but they are there to help him face the battles along the way
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Ryan Brandon T-2 9/19/09 The Lightning Thief My book‚ The Lightning Thief‚ was written by Rick Riordan. It is a fantasy/adventure fiction. The publishing company is Miramax books‚ and the date of publication is 2005. The cost of the book is $7.99‚ and there are 376 pages. The main character’s name is Percy. He goes to boarding school in New York‚ and has been kicked out of several schools before. One day‚ he and his class are on a field trip‚ and during that trip his math teacher
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The Lightning Thief: Book And Movie Comparison Essay Percy Jackson written by Rick Riordan and the movie directed by Chris Columbus. “Percy Jackson “is about a teenage boy who find out his father is a god from Mountain Olympus. The teenage boy was set up‚ god fin the Mountain believed that the teenage boy stole the lightning. He had to go on a quest to find where the stolen lighting is and stop the war between the gods. In comparison‚ one will find out that The Percy Jackson novel is completely
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